AMERISAFE Inc NASDAQ:AMSF Historical Prices

Below are the 4601 trading days of historical prices for AMSF.

#	Exchange	Symbol	Date	Open	High	Low	Close
4601	NASDAQ	AMSF	Mon, Mar 4, 2024	52.85	54.80	52.85	53.11
4600	NASDAQ	AMSF	Fri, Mar 1, 2024	52.82	52.90	52.17	52.19
4599	NASDAQ	AMSF	Thu, Feb 29, 2024	53.12	53.15	52.40	52.76
4598	NASDAQ	AMSF	Wed, Feb 28, 2024	52.91	53.11	52.15	52.86
4597	NASDAQ	AMSF	Tue, Feb 27, 2024	52.00	52.95	51.39	52.88
4596	NASDAQ	AMSF	Mon, Feb 26, 2024	50.76	51.95	50.35	51.95
4595	NASDAQ	AMSF	Fri, Feb 23, 2024	50.49	51.49	50.13	50.77
4594	NASDAQ	AMSF	Thu, Feb 22, 2024	48.70	50.78	48.70	50.52
4593	NASDAQ	AMSF	Wed, Feb 21, 2024	49.70	49.87	49.01	49.10
4592	NASDAQ	AMSF	Tue, Feb 20, 2024	49.89	50.49	49.60	49.86
4591	NASDAQ	AMSF	Fri, Feb 16, 2024	50.36	50.78	50.05	50.25
4590	NASDAQ	AMSF	Thu, Feb 15, 2024	49.75	50.91	49.70	50.59
4589	NASDAQ	AMSF	Wed, Feb 14, 2024	49.60	49.89	49.07	49.43
4588	NASDAQ	AMSF	Tue, Feb 13, 2024	50.43	50.48	49.07	49.25
4587	NASDAQ	AMSF	Mon, Feb 12, 2024	49.95	51.11	49.95	50.79
4586	NASDAQ	AMSF	Fri, Feb 9, 2024	49.17	50.02	49.00	49.79
4585	NASDAQ	AMSF	Thu, Feb 8, 2024	48.85	49.11	48.57	49.01
4584	NASDAQ	AMSF	Wed, Feb 7, 2024	48.91	49.06	48.58	48.81
4583	NASDAQ	AMSF	Tue, Feb 6, 2024	48.57	49.47	48.57	48.90
4582	NASDAQ	AMSF	Mon, Feb 5, 2024	48.85	49.28	48.35	48.76
4581	NASDAQ	AMSF	Fri, Feb 2, 2024	49.07	49.40	48.78	49.06
4580	NASDAQ	AMSF	Thu, Feb 1, 2024	49.62	50.06	48.43	49.44
4579	NASDAQ	AMSF	Wed, Jan 31, 2024	49.17	51.55	49.17	49.84
4578	NASDAQ	AMSF	Tue, Jan 30, 2024	48.72	49.26	48.55	49.22
4577	NASDAQ	AMSF	Mon, Jan 29, 2024	48.83	49.25	48.43	48.74
4576	NASDAQ	AMSF	Fri, Jan 26, 2024	48.35	49.03	48.35	49.00
4575	NASDAQ	AMSF	Thu, Jan 25, 2024	48.58	48.71	48.16	48.40
4574	NASDAQ	AMSF	Wed, Jan 24, 2024	48.69	49.02	48.45	48.48
4573	NASDAQ	AMSF	Tue, Jan 23, 2024	48.79	49.11	48.25	48.49
4572	NASDAQ	AMSF	Mon, Jan 22, 2024	47.96	48.74	47.96	48.69
4571	NASDAQ	AMSF	Fri, Jan 19, 2024	47.31	47.82	47.30	47.80
4570	NASDAQ	AMSF	Thu, Jan 18, 2024	46.91	47.37	46.71	47.26
4569	NASDAQ	AMSF	Wed, Jan 17, 2024	46.56	47.31	46.47	46.94
4568	NASDAQ	AMSF	Tue, Jan 16, 2024	46.48	47.49	46.34	46.74
4567	NASDAQ	AMSF	Fri, Jan 12, 2024	46.58	46.67	46.14	46.41
4566	NASDAQ	AMSF	Thu, Jan 11, 2024	46.30	46.76	45.64	46.34
4565	NASDAQ	AMSF	Wed, Jan 10, 2024	46.17	46.47	46.05	46.25
4564	NASDAQ	AMSF	Tue, Jan 9, 2024	46.49	46.54	45.90	46.36
4563	NASDAQ	AMSF	Mon, Jan 8, 2024	46.57	46.82	46.25	46.74
4562	NASDAQ	AMSF	Fri, Jan 5, 2024	46.79	47.22	46.63	46.67
4561	NASDAQ	AMSF	Thu, Jan 4, 2024	46.86	47.35	46.75	46.85
4560	NASDAQ	AMSF	Wed, Jan 3, 2024	47.00	47.73	46.63	46.63
4559	NASDAQ	AMSF	Tue, Jan 2, 2024	46.91	47.44	46.86	47.00
4558	NASDAQ	AMSF	Fri, Dec 29, 2023	47.15	47.15	46.67	46.78
4557	NASDAQ	AMSF	Thu, Dec 28, 2023	47.27	47.51	47.09	47.09
4556	NASDAQ	AMSF	Wed, Dec 27, 2023	47.26	47.26	46.88	47.18
4555	NASDAQ	AMSF	Tue, Dec 26, 2023	47.45	47.47	47.06	47.16
4554	NASDAQ	AMSF	Fri, Dec 22, 2023	46.89	47.50	46.79	47.34
4553	NASDAQ	AMSF	Thu, Dec 21, 2023	46.55	46.78	45.82	46.60
4552	NASDAQ	AMSF	Wed, Dec 20, 2023	46.64	47.22	46.07	46.50
4551	NASDAQ	AMSF	Tue, Dec 19, 2023	46.63	46.89	46.38	46.63
4550	NASDAQ	AMSF	Mon, Dec 18, 2023	45.49	46.81	45.46	46.54
4549	NASDAQ	AMSF	Fri, Dec 15, 2023	47.16	47.20	45.34	45.44
4548	NASDAQ	AMSF	Thu, Dec 14, 2023	48.32	48.32	46.74	46.90
4547	NASDAQ	AMSF	Wed, Dec 13, 2023	47.84	48.28	47.44	47.99
4546	NASDAQ	AMSF	Tue, Dec 12, 2023	48.00	48.16	47.68	47.72
4545	NASDAQ	AMSF	Mon, Dec 11, 2023	47.90	48.25	47.53	47.95
4544	NASDAQ	AMSF	Fri, Dec 8, 2023	47.38	47.87	47.09	47.86
4543	NASDAQ	AMSF	Thu, Dec 7, 2023	47.50	47.76	46.94	47.58
4542	NASDAQ	AMSF	Wed, Dec 6, 2023	48.46	48.73	47.48	47.66
4541	NASDAQ	AMSF	Tue, Dec 5, 2023	48.19	48.60	47.97	48.02
4540	NASDAQ	AMSF	Mon, Dec 4, 2023	47.94	48.72	47.90	48.49
4539	NASDAQ	AMSF	Fri, Dec 1, 2023	48.09	48.77	47.64	48.01
4538	NASDAQ	AMSF	Thu, Nov 30, 2023	47.65	48.34	47.26	48.16
4537	NASDAQ	AMSF	Wed, Nov 29, 2023	52.28	52.65	51.66	51.80
4536	NASDAQ	AMSF	Tue, Nov 28, 2023	52.23	52.91	52.02	52.06
4535	NASDAQ	AMSF	Mon, Nov 27, 2023	51.95	52.61	51.68	52.33
4534	NASDAQ	AMSF	Fri, Nov 24, 2023	51.62	52.14	51.55	51.63
4533	NASDAQ	AMSF	Wed, Nov 22, 2023	50.89	51.49	50.80	51.43
4532	NASDAQ	AMSF	Tue, Nov 21, 2023	50.18	50.97	49.95	50.72
4531	NASDAQ	AMSF	Mon, Nov 20, 2023	50.17	50.49	49.74	50.18
4530	NASDAQ	AMSF	Fri, Nov 17, 2023	49.81	50.35	49.46	49.77
4529	NASDAQ	AMSF	Thu, Nov 16, 2023	49.95	50.16	49.62	49.71
4528	NASDAQ	AMSF	Wed, Nov 15, 2023	50.48	50.76	50.06	50.21
4527	NASDAQ	AMSF	Tue, Nov 14, 2023	49.91	50.75	49.30	50.53
4526	NASDAQ	AMSF	Mon, Nov 13, 2023	50.01	50.05	49.21	49.48
4525	NASDAQ	AMSF	Fri, Nov 10, 2023	50.45	50.66	49.77	50.38
4524	NASDAQ	AMSF	Thu, Nov 9, 2023	51.06	51.10	49.99	50.34
4523	NASDAQ	AMSF	Wed, Nov 8, 2023	51.19	51.19	50.15	50.73
4522	NASDAQ	AMSF	Tue, Nov 7, 2023	51.43	51.43	50.60	50.95
4521	NASDAQ	AMSF	Mon, Nov 6, 2023	51.42	51.53	50.67	51.29
4520	NASDAQ	AMSF	Fri, Nov 3, 2023	51.66	51.95	51.07	51.58
4519	NASDAQ	AMSF	Thu, Nov 2, 2023	51.08	51.16	50.26	51.04
4518	NASDAQ	AMSF	Wed, Nov 1, 2023	50.86	50.98	50.56	50.69
4517	NASDAQ	AMSF	Tue, Oct 31, 2023	50.97	51.21	50.48	50.97
4516	NASDAQ	AMSF	Mon, Oct 30, 2023	50.50	51.00	50.26	50.78
4515	NASDAQ	AMSF	Fri, Oct 27, 2023	50.67	50.67	49.56	50.22
4514	NASDAQ	AMSF	Thu, Oct 26, 2023	52.75	53.93	49.91	50.99
4513	NASDAQ	AMSF	Wed, Oct 25, 2023	52.01	52.83	52.01	52.44
4512	NASDAQ	AMSF	Tue, Oct 24, 2023	52.27	53.00	51.91	51.93
4511	NASDAQ	AMSF	Mon, Oct 23, 2023	52.65	52.83	52.19	52.32
4510	NASDAQ	AMSF	Fri, Oct 20, 2023	53.22	53.33	52.32	52.65
4509	NASDAQ	AMSF	Thu, Oct 19, 2023	53.13	53.23	52.75	53.14
4508	NASDAQ	AMSF	Wed, Oct 18, 2023	53.47	53.74	53.13	53.22
4507	NASDAQ	AMSF	Tue, Oct 17, 2023	52.78	53.88	52.78	53.62
4506	NASDAQ	AMSF	Mon, Oct 16, 2023	51.92	53.20	51.09	52.82
4505	NASDAQ	AMSF	Fri, Oct 13, 2023	51.12	51.98	51.12	51.90
4504	NASDAQ	AMSF	Thu, Oct 12, 2023	51.23	51.42	50.51	50.89
4503	NASDAQ	AMSF	Wed, Oct 11, 2023	50.91	51.50	50.81	51.26
4502	NASDAQ	AMSF	Tue, Oct 10, 2023	51.65	51.65	50.84	50.88
4501	NASDAQ	AMSF	Mon, Oct 9, 2023	50.99	51.70	50.41	51.66
4500	NASDAQ	AMSF	Fri, Oct 6, 2023	50.99	51.84	50.99	51.25
4499	NASDAQ	AMSF	Thu, Oct 5, 2023	50.43	51.48	50.43	51.09
4498	NASDAQ	AMSF	Wed, Oct 4, 2023	49.87	50.74	49.83	50.49
4497	NASDAQ	AMSF	Tue, Oct 3, 2023	49.49	50.29	49.03	50.23
4496	NASDAQ	AMSF	Mon, Oct 2, 2023	49.75	49.81	48.84	49.52
4495	NASDAQ	AMSF	Fri, Sep 29, 2023	50.64	50.89	49.55	50.07
4494	NASDAQ	AMSF	Thu, Sep 28, 2023	50.46	50.89	50.43	50.55
4493	NASDAQ	AMSF	Wed, Sep 27, 2023	50.91	51.25	50.20	50.41
4492	NASDAQ	AMSF	Tue, Sep 26, 2023	51.35	52.01	50.87	51.00
4491	NASDAQ	AMSF	Mon, Sep 25, 2023	51.48	51.80	51.25	51.65
4490	NASDAQ	AMSF	Fri, Sep 22, 2023	51.27	51.99	51.27	51.49
4489	NASDAQ	AMSF	Thu, Sep 21, 2023	51.38	51.79	51.36	51.36
4488	NASDAQ	AMSF	Wed, Sep 20, 2023	51.61	52.01	51.45	51.45
4487	NASDAQ	AMSF	Tue, Sep 19, 2023	50.99	51.86	50.99	51.44
4486	NASDAQ	AMSF	Mon, Sep 18, 2023	51.13	51.60	50.87	51.13
4485	NASDAQ	AMSF	Fri, Sep 15, 2023	51.65	51.65	50.60	50.93
4484	NASDAQ	AMSF	Thu, Sep 14, 2023	50.64	51.61	50.64	51.57
4483	NASDAQ	AMSF	Wed, Sep 13, 2023	50.47	50.47	50.08	50.42
4482	NASDAQ	AMSF	Tue, Sep 12, 2023	51.25	51.58	50.34	50.38
4481	NASDAQ	AMSF	Mon, Sep 11, 2023	51.55	51.55	51.55	51.55
4480	NASDAQ	AMSF	Fri, Sep 8, 2023	51.83	52.16	50.92	51.16
4479	NASDAQ	AMSF	Thu, Sep 7, 2023	51.90	53.08	51.39	51.57
4478	NASDAQ	AMSF	Wed, Sep 6, 2023	51.80	52.58	51.63	52.04
4477	NASDAQ	AMSF	Tue, Sep 5, 2023	52.11	52.11	50.72	51.73
4476	NASDAQ	AMSF	Fri, Sep 1, 2023	51.98	52.85	51.98	52.34
4475	NASDAQ	AMSF	Thu, Aug 31, 2023	51.91	52.28	51.78	51.80
4474	NASDAQ	AMSF	Wed, Aug 30, 2023	51.80	52.30	51.61	51.98
4473	NASDAQ	AMSF	Tue, Aug 29, 2023	51.47	51.88	51.35	51.86
4472	NASDAQ	AMSF	Mon, Aug 28, 2023	51.19	52.15	50.73	51.55
4471	NASDAQ	AMSF	Fri, Aug 25, 2023	51.46	51.85	51.03	51.32
4470	NASDAQ	AMSF	Thu, Aug 24, 2023	51.67	52.69	51.30	51.53
4469	NASDAQ	AMSF	Wed, Aug 23, 2023	51.94	52.68	51.59	51.95
4468	NASDAQ	AMSF	Tue, Aug 22, 2023	52.10	52.45	51.70	52.09
4467	NASDAQ	AMSF	Mon, Aug 21, 2023	52.82	52.85	52.17	52.27
4466	NASDAQ	AMSF	Fri, Aug 18, 2023	52.52	53.71	52.52	52.84
4465	NASDAQ	AMSF	Thu, Aug 17, 2023	52.77	53.05	52.60	52.65
4464	NASDAQ	AMSF	Wed, Aug 16, 2023	52.88	53.27	52.71	52.72
4463	NASDAQ	AMSF	Tue, Aug 15, 2023	52.23	52.93	52.05	52.70
4462	NASDAQ	AMSF	Mon, Aug 14, 2023	52.71	52.71	51.80	52.58
4461	NASDAQ	AMSF	Fri, Aug 11, 2023	52.71	53.08	52.52	52.66
4460	NASDAQ	AMSF	Thu, Aug 10, 2023	53.74	54.02	52.67	52.78
4459	NASDAQ	AMSF	Wed, Aug 9, 2023	54.02	54.32	53.61	53.76
4458	NASDAQ	AMSF	Tue, Aug 8, 2023	54.05	54.34	53.61	54.11
4457	NASDAQ	AMSF	Mon, Aug 7, 2023	53.75	54.87	53.74	54.29
4456	NASDAQ	AMSF	Fri, Aug 4, 2023	53.40	54.07	53.12	53.88
4455	NASDAQ	AMSF	Thu, Aug 3, 2023	53.17	53.86	52.74	53.60
4454	NASDAQ	AMSF	Wed, Aug 2, 2023	52.56	53.99	52.56	53.58
4453	NASDAQ	AMSF	Tue, Aug 1, 2023	52.23	52.91	51.88	52.86
4452	NASDAQ	AMSF	Mon, Jul 31, 2023	52.64	53.35	50.72	52.12
4451	NASDAQ	AMSF	Fri, Jul 28, 2023	55.42	55.42	51.96	52.78
4450	NASDAQ	AMSF	Thu, Jul 27, 2023	56.06	56.54	54.72	55.70
4449	NASDAQ	AMSF	Wed, Jul 26, 2023	55.05	56.36	55.05	55.99
4448	NASDAQ	AMSF	Tue, Jul 25, 2023	54.63	55.36	54.13	55.16
4447	NASDAQ	AMSF	Mon, Jul 24, 2023	54.29	54.97	53.95	54.90
4446	NASDAQ	AMSF	Fri, Jul 21, 2023	54.37	54.47	54.09	54.31
4445	NASDAQ	AMSF	Thu, Jul 20, 2023	54.10	54.56	53.40	54.19
4444	NASDAQ	AMSF	Wed, Jul 19, 2023	53.36	54.01	53.24	53.85
4443	NASDAQ	AMSF	Tue, Jul 18, 2023	52.99	53.60	52.75	53.55
4442	NASDAQ	AMSF	Mon, Jul 17, 2023	52.55	53.39	52.55	53.03
4441	NASDAQ	AMSF	Fri, Jul 14, 2023	52.33	52.55	51.55	52.55
4440	NASDAQ	AMSF	Thu, Jul 13, 2023	52.30	52.47	51.91	52.35
4439	NASDAQ	AMSF	Wed, Jul 12, 2023	52.54	52.79	52.11	52.43
4438	NASDAQ	AMSF	Tue, Jul 11, 2023	52.52	52.62	51.54	52.08
4437	NASDAQ	AMSF	Mon, Jul 10, 2023	52.96	53.63	52.30	52.33
4436	NASDAQ	AMSF	Fri, Jul 7, 2023	53.02	53.71	52.99	53.04
4435	NASDAQ	AMSF	Thu, Jul 6, 2023	52.74	53.21	52.51	53.00
4434	NASDAQ	AMSF	Wed, Jul 5, 2023	53.12	53.38	52.04	52.91
4433	NASDAQ	AMSF	Mon, Jul 3, 2023	53.18	53.67	53.18	53.23
4432	NASDAQ	AMSF	Fri, Jun 30, 2023	53.40	53.75	53.07	53.32
4431	NASDAQ	AMSF	Thu, Jun 29, 2023	52.41	53.21	52.41	53.15
4430	NASDAQ	AMSF	Wed, Jun 28, 2023	52.85	52.85	51.74	52.30
4429	NASDAQ	AMSF	Tue, Jun 27, 2023	52.70	53.25	52.50	52.66
4428	NASDAQ	AMSF	Mon, Jun 26, 2023	52.24	52.72	51.87	52.60
4427	NASDAQ	AMSF	Fri, Jun 23, 2023	52.78	53.21	51.24	52.19
4426	NASDAQ	AMSF	Thu, Jun 22, 2023	52.75	53.12	52.20	52.98
4425	NASDAQ	AMSF	Wed, Jun 21, 2023	52.98	53.22	52.25	52.87
4424	NASDAQ	AMSF	Tue, Jun 20, 2023	53.41	53.63	52.45	52.98
4423	NASDAQ	AMSF	Fri, Jun 16, 2023	53.86	53.87	52.71	53.25
4422	NASDAQ	AMSF	Thu, Jun 15, 2023	52.43	53.37	52.10	53.37
4421	NASDAQ	AMSF	Wed, Jun 14, 2023	52.90	53.17	52.37	52.77
4420	NASDAQ	AMSF	Tue, Jun 13, 2023	52.37	52.92	52.19	52.68
4419	NASDAQ	AMSF	Mon, Jun 12, 2023	53.24	53.24	52.16	52.50
4418	NASDAQ	AMSF	Fri, Jun 9, 2023	53.59	53.59	52.77	53.26
4417	NASDAQ	AMSF	Thu, Jun 8, 2023	54.06	54.35	53.21	53.55
4416	NASDAQ	AMSF	Wed, Jun 7, 2023	53.48	54.41	53.48	54.24
4415	NASDAQ	AMSF	Tue, Jun 6, 2023	51.84	53.29	51.84	53.29
4414	NASDAQ	AMSF	Mon, Jun 5, 2023	52.78	52.78	51.24	51.89
4413	NASDAQ	AMSF	Fri, Jun 2, 2023	51.46	53.25	50.78	53.13
4412	NASDAQ	AMSF	Thu, Jun 1, 2023	51.23	51.58	50.74	51.15
4411	NASDAQ	AMSF	Wed, May 31, 2023	51.50	51.50	50.83	51.06
4410	NASDAQ	AMSF	Tue, May 30, 2023	51.49	51.49	50.94	51.41
4409	NASDAQ	AMSF	Fri, May 26, 2023	51.56	51.96	51.39	51.53
4408	NASDAQ	AMSF	Thu, May 25, 2023	52.52	52.59	51.54	51.75
4407	NASDAQ	AMSF	Wed, May 24, 2023	53.48	53.48	52.69	52.82
4406	NASDAQ	AMSF	Tue, May 23, 2023	54.16	54.89	53.62	53.72
4405	NASDAQ	AMSF	Mon, May 22, 2023	54.42	54.53	53.82	54.32
4404	NASDAQ	AMSF	Fri, May 19, 2023	55.23	55.47	54.39	54.39
4403	NASDAQ	AMSF	Thu, May 18, 2023	54.99	55.00	54.19	54.82
4402	NASDAQ	AMSF	Wed, May 17, 2023	55.50	55.68	54.99	54.99
4401	NASDAQ	AMSF	Tue, May 16, 2023	55.42	55.80	55.11	55.43
4400	NASDAQ	AMSF	Mon, May 15, 2023	55.54	55.71	55.02	55.64
4399	NASDAQ	AMSF	Fri, May 12, 2023	55.96	55.98	55.38	55.76
4398	NASDAQ	AMSF	Thu, May 11, 2023	55.52	55.71	54.67	55.56
4397	NASDAQ	AMSF	Wed, May 10, 2023	56.47	56.47	54.92	55.78
4396	NASDAQ	AMSF	Tue, May 9, 2023	56.27	56.84	55.40	56.10
4395	NASDAQ	AMSF	Mon, May 8, 2023	56.54	56.77	55.93	56.22
4394	NASDAQ	AMSF	Fri, May 5, 2023	56.49	57.06	55.76	56.53
4393	NASDAQ	AMSF	Thu, May 4, 2023	55.49	55.92	54.76	55.85
4392	NASDAQ	AMSF	Wed, May 3, 2023	55.70	56.31	55.59	55.70
4391	NASDAQ	AMSF	Tue, May 2, 2023	55.38	55.59	54.56	55.48
4390	NASDAQ	AMSF	Mon, May 1, 2023	55.32	56.23	55.06	55.75
4389	NASDAQ	AMSF	Fri, Apr 28, 2023	55.10	56.61	54.82	55.65
4388	NASDAQ	AMSF	Thu, Apr 27, 2023	56.19	56.19	51.00	55.32
4387	NASDAQ	AMSF	Wed, Apr 26, 2023	52.45	53.57	52.16	53.21
4386	NASDAQ	AMSF	Tue, Apr 25, 2023	52.58	53.34	52.05	52.85
4385	NASDAQ	AMSF	Mon, Apr 24, 2023	53.18	53.66	52.80	52.98
4384	NASDAQ	AMSF	Fri, Apr 21, 2023	53.20	53.46	52.44	53.22
4383	NASDAQ	AMSF	Thu, Apr 20, 2023	52.38	53.41	52.36	53.34
4382	NASDAQ	AMSF	Wed, Apr 19, 2023	52.31	52.62	52.07	52.38
4381	NASDAQ	AMSF	Tue, Apr 18, 2023	52.60	52.65	51.89	52.34
4380	NASDAQ	AMSF	Mon, Apr 17, 2023	51.54	52.51	51.48	52.46
4379	NASDAQ	AMSF	Fri, Apr 14, 2023	52.25	53.15	51.23	51.79
4378	NASDAQ	AMSF	Thu, Apr 13, 2023	51.28	52.01	50.97	51.96
4377	NASDAQ	AMSF	Wed, Apr 12, 2023	51.26	51.67	51.05	51.44
4376	NASDAQ	AMSF	Tue, Apr 11, 2023	51.35	52.00	51.01	51.10
4375	NASDAQ	AMSF	Mon, Apr 10, 2023	51.50	51.93	50.90	51.15
4374	NASDAQ	AMSF	Thu, Apr 6, 2023	50.56	52.91	50.10	51.02
4373	NASDAQ	AMSF	Wed, Apr 5, 2023	49.72	50.71	49.71	50.62
4372	NASDAQ	AMSF	Tue, Apr 4, 2023	49.21	49.85	48.10	49.80
4371	NASDAQ	AMSF	Mon, Apr 3, 2023	49.17	49.58	48.71	48.99
4370	NASDAQ	AMSF	Fri, Mar 31, 2023	49.06	49.96	48.79	48.95
4369	NASDAQ	AMSF	Thu, Mar 30, 2023	48.99	49.60	48.22	48.85
4368	NASDAQ	AMSF	Wed, Mar 29, 2023	49.47	49.47	48.59	48.75
4367	NASDAQ	AMSF	Tue, Mar 28, 2023	49.12	49.41	48.68	49.20
4366	NASDAQ	AMSF	Mon, Mar 27, 2023	49.41	49.73	48.89	49.10
4365	NASDAQ	AMSF	Fri, Mar 24, 2023	47.93	49.34	47.53	49.03
4364	NASDAQ	AMSF	Thu, Mar 23, 2023	49.05	49.66	48.33	48.41
4363	NASDAQ	AMSF	Wed, Mar 22, 2023	50.36	51.30	48.83	48.96
4362	NASDAQ	AMSF	Tue, Mar 21, 2023	50.85	51.60	50.40	50.61
4361	NASDAQ	AMSF	Mon, Mar 20, 2023	49.26	50.63	49.20	50.12
4360	NASDAQ	AMSF	Fri, Mar 17, 2023	50.58	50.58	48.92	49.18
4359	NASDAQ	AMSF	Thu, Mar 16, 2023	49.05	52.11	49.01	50.69
4358	NASDAQ	AMSF	Wed, Mar 15, 2023	50.23	50.31	48.58	49.51
4357	NASDAQ	AMSF	Tue, Mar 14, 2023	50.93	51.34	49.61	51.25
4356	NASDAQ	AMSF	Mon, Mar 13, 2023	50.04	52.03	49.53	49.55
4355	NASDAQ	AMSF	Fri, Mar 10, 2023	50.91	51.56	50.27	50.79
4354	NASDAQ	AMSF	Thu, Mar 9, 2023	51.96	52.28	50.18	51.43
4353	NASDAQ	AMSF	Wed, Mar 8, 2023	52.80	53.49	51.92	52.29
4352	NASDAQ	AMSF	Tue, Mar 7, 2023	53.24	53.89	52.27	52.76
4351	NASDAQ	AMSF	Mon, Mar 6, 2023	53.78	54.15	52.90	53.26
4350	NASDAQ	AMSF	Fri, Mar 3, 2023	54.01	54.01	53.04	53.75
4349	NASDAQ	AMSF	Thu, Mar 2, 2023	53.75	54.24	53.46	54.04
4348	NASDAQ	AMSF	Wed, Mar 1, 2023	54.16	54.45	53.21	54.13
4347	NASDAQ	AMSF	Tue, Feb 28, 2023	53.82	55.20	53.50	54.54
4346	NASDAQ	AMSF	Mon, Feb 27, 2023	54.30	54.41	53.52	53.70
4345	NASDAQ	AMSF	Fri, Feb 24, 2023	54.21	54.32	53.64	54.02
4344	NASDAQ	AMSF	Thu, Feb 23, 2023	54.45	54.97	53.61	54.34
4343	NASDAQ	AMSF	Wed, Feb 22, 2023	54.45	55.09	53.69	54.46
4342	NASDAQ	AMSF	Tue, Feb 21, 2023	56.85	56.85	52.70	54.49
4341	NASDAQ	AMSF	Fri, Feb 17, 2023	54.55	56.10	54.05	55.64
4340	NASDAQ	AMSF	Thu, Feb 16, 2023	53.90	54.38	53.70	54.17
4339	NASDAQ	AMSF	Wed, Feb 15, 2023	53.00	54.45	53.00	54.45
4338	NASDAQ	AMSF	Tue, Feb 14, 2023	53.77	54.85	53.16	53.16
4337	NASDAQ	AMSF	Mon, Feb 13, 2023	53.67	54.60	53.17	54.10
4336	NASDAQ	AMSF	Fri, Feb 10, 2023	52.95	54.26	52.86	53.68
4335	NASDAQ	AMSF	Thu, Feb 9, 2023	54.78	55.04	52.91	52.99
4334	NASDAQ	AMSF	Wed, Feb 8, 2023	55.85	55.97	54.65	54.73
4333	NASDAQ	AMSF	Tue, Feb 7, 2023	55.99	56.40	55.14	56.16
4332	NASDAQ	AMSF	Mon, Feb 6, 2023	55.41	56.25	55.36	56.12
4331	NASDAQ	AMSF	Fri, Feb 3, 2023	54.33	55.93	54.21	55.57
4330	NASDAQ	AMSF	Thu, Feb 2, 2023	54.92	55.44	53.82	54.63
4329	NASDAQ	AMSF	Wed, Feb 1, 2023	54.92	55.87	53.15	55.06
4328	NASDAQ	AMSF	Tue, Jan 31, 2023	54.05	55.20	54.05	55.08
4327	NASDAQ	AMSF	Mon, Jan 30, 2023	53.94	55.12	52.70	54.04
4326	NASDAQ	AMSF	Fri, Jan 27, 2023	53.92	54.34	53.19	54.05
4325	NASDAQ	AMSF	Thu, Jan 26, 2023	53.77	54.40	52.72	54.13
4324	NASDAQ	AMSF	Wed, Jan 25, 2023	53.24	54.18	52.07	53.78
4323	NASDAQ	AMSF	Tue, Jan 24, 2023	52.41	53.71	52.41	53.36
4322	NASDAQ	AMSF	Mon, Jan 23, 2023	52.23	52.77	52.19	52.51
4321	NASDAQ	AMSF	Fri, Jan 20, 2023	52.04	52.29	51.25	52.13
4320	NASDAQ	AMSF	Thu, Jan 19, 2023	51.63	51.88	50.80	51.68
4319	NASDAQ	AMSF	Wed, Jan 18, 2023	52.28	52.47	51.60	51.73
4318	NASDAQ	AMSF	Tue, Jan 17, 2023	52.99	52.99	51.62	52.33
4317	NASDAQ	AMSF	Fri, Jan 13, 2023	52.05	52.86	52.05	52.70
4316	NASDAQ	AMSF	Thu, Jan 12, 2023	52.20	52.71	51.92	52.37
4315	NASDAQ	AMSF	Wed, Jan 11, 2023	51.68	52.08	51.30	51.82
4314	NASDAQ	AMSF	Tue, Jan 10, 2023	51.49	51.79	51.08	51.56
4313	NASDAQ	AMSF	Mon, Jan 9, 2023	52.47	52.47	51.13	51.36
4312	NASDAQ	AMSF	Fri, Jan 6, 2023	51.26	52.44	50.05	51.89
4311	NASDAQ	AMSF	Thu, Jan 5, 2023	51.33	51.79	50.77	50.94
4310	NASDAQ	AMSF	Wed, Jan 4, 2023	52.40	52.42	51.25	51.56
4309	NASDAQ	AMSF	Tue, Jan 3, 2023	52.00	52.37	51.47	52.23
4308	NASDAQ	AMSF	Fri, Dec 30, 2022	52.52	52.71	51.63	51.97
4307	NASDAQ	AMSF	Thu, Dec 29, 2022	52.47	52.91	52.09	52.87
4306	NASDAQ	AMSF	Wed, Dec 28, 2022	53.24	53.73	52.19	52.19
4305	NASDAQ	AMSF	Tue, Dec 27, 2022	53.31	53.93	52.07	53.40
4304	NASDAQ	AMSF	Fri, Dec 23, 2022	52.63	53.63	52.63	53.32
4303	NASDAQ	AMSF	Thu, Dec 22, 2022	52.56	52.90	51.87	52.90
4302	NASDAQ	AMSF	Wed, Dec 21, 2022	51.46	52.92	51.27	52.82
4301	NASDAQ	AMSF	Tue, Dec 20, 2022	50.63	51.32	50.57	51.11
4300	NASDAQ	AMSF	Mon, Dec 19, 2022	49.02	51.13	49.02	50.63
4299	NASDAQ	AMSF	Fri, Dec 16, 2022	49.69	49.90	48.76	49.22
4298	NASDAQ	AMSF	Thu, Dec 15, 2022	50.02	50.39	49.46	49.93
4297	NASDAQ	AMSF	Wed, Dec 14, 2022	50.69	50.89	50.16	50.52
4296	NASDAQ	AMSF	Tue, Dec 13, 2022	51.18	51.21	50.30	50.39
4295	NASDAQ	AMSF	Mon, Dec 12, 2022	50.78	50.78	49.75	50.54
4294	NASDAQ	AMSF	Fri, Dec 9, 2022	50.79	51.35	50.33	50.41
4293	NASDAQ	AMSF	Thu, Dec 8, 2022	51.28	51.44	50.69	51.10
4292	NASDAQ	AMSF	Wed, Dec 7, 2022	52.08	52.08	50.71	50.89
4291	NASDAQ	AMSF	Tue, Dec 6, 2022	52.71	52.97	50.92	51.97
4290	NASDAQ	AMSF	Mon, Dec 5, 2022	53.57	53.57	50.95	52.48
4289	NASDAQ	AMSF	Fri, Dec 2, 2022	52.93	54.20	52.03	54.15
4288	NASDAQ	AMSF	Thu, Dec 1, 2022	55.43	55.79	52.99	53.26
4287	NASDAQ	AMSF	Wed, Nov 30, 2022	58.00	59.51	57.11	59.37
4286	NASDAQ	AMSF	Tue, Nov 29, 2022	56.75	57.96	56.75	57.69
4285	NASDAQ	AMSF	Mon, Nov 28, 2022	57.82	57.84	56.72	56.84
4284	NASDAQ	AMSF	Fri, Nov 25, 2022	57.31	58.30	57.31	57.55
4283	NASDAQ	AMSF	Wed, Nov 23, 2022	56.79	57.31	56.74	57.01
4282	NASDAQ	AMSF	Tue, Nov 22, 2022	56.41	57.09	55.97	56.79
4281	NASDAQ	AMSF	Mon, Nov 21, 2022	56.04	56.43	55.62	55.96
4280	NASDAQ	AMSF	Fri, Nov 18, 2022	56.45	56.85	55.49	55.78
4279	NASDAQ	AMSF	Thu, Nov 17, 2022	55.88	56.26	55.56	55.99
4278	NASDAQ	AMSF	Wed, Nov 16, 2022	55.92	56.29	55.61	56.18
4277	NASDAQ	AMSF	Tue, Nov 15, 2022	55.74	56.38	55.13	56.06
4276	NASDAQ	AMSF	Mon, Nov 14, 2022	55.70	56.00	55.20	55.30
4275	NASDAQ	AMSF	Fri, Nov 11, 2022	56.78	56.78	55.49	55.50
4274	NASDAQ	AMSF	Thu, Nov 10, 2022	56.53	57.40	55.77	56.39
4273	NASDAQ	AMSF	Wed, Nov 9, 2022	56.03	56.15	55.30	55.64
4272	NASDAQ	AMSF	Tue, Nov 8, 2022	56.39	56.69	55.25	56.01
4271	NASDAQ	AMSF	Mon, Nov 7, 2022	56.02	56.83	55.93	56.60
4270	NASDAQ	AMSF	Fri, Nov 4, 2022	56.30	56.77	55.46	56.18
4269	NASDAQ	AMSF	Thu, Nov 3, 2022	55.82	56.62	55.37	56.04
4268	NASDAQ	AMSF	Wed, Nov 2, 2022	58.06	58.34	56.16	56.27
4267	NASDAQ	AMSF	Tue, Nov 1, 2022	58.39	59.31	57.90	58.31
4266	NASDAQ	AMSF	Mon, Oct 31, 2022	58.39	58.98	58.08	58.41
4265	NASDAQ	AMSF	Fri, Oct 28, 2022	58.60	59.48	57.88	58.67
4264	NASDAQ	AMSF	Thu, Oct 27, 2022	58.00	60.49	56.51	57.76
4263	NASDAQ	AMSF	Wed, Oct 26, 2022	53.78	53.78	52.78	52.79
4262	NASDAQ	AMSF	Tue, Oct 25, 2022	52.97	54.10	52.69	53.47
4261	NASDAQ	AMSF	Mon, Oct 24, 2022	52.77	53.54	52.45	53.01
4260	NASDAQ	AMSF	Fri, Oct 21, 2022	50.72	53.02	48.06	52.43
4259	NASDAQ	AMSF	Thu, Oct 20, 2022	50.53	50.74	48.57	50.43
4258	NASDAQ	AMSF	Wed, Oct 19, 2022	49.73	50.79	49.69	50.77
4257	NASDAQ	AMSF	Tue, Oct 18, 2022	49.80	50.00	49.19	49.94
4256	NASDAQ	AMSF	Mon, Oct 17, 2022	49.69	49.92	48.76	49.28
4255	NASDAQ	AMSF	Fri, Oct 14, 2022	49.49	50.30	48.75	49.22
4254	NASDAQ	AMSF	Thu, Oct 13, 2022	46.82	49.56	46.82	49.44
4253	NASDAQ	AMSF	Wed, Oct 12, 2022	48.02	48.43	47.13	47.18
4252	NASDAQ	AMSF	Tue, Oct 11, 2022	47.03	48.38	47.03	47.85
4251	NASDAQ	AMSF	Mon, Oct 10, 2022	46.48	47.53	44.95	47.05
4250	NASDAQ	AMSF	Fri, Oct 7, 2022	46.77	47.30	45.85	46.14
4249	NASDAQ	AMSF	Thu, Oct 6, 2022	46.53	47.34	46.36	46.81
4248	NASDAQ	AMSF	Wed, Oct 5, 2022	47.00	47.69	46.61	46.68
4247	NASDAQ	AMSF	Tue, Oct 4, 2022	47.39	48.36	46.90	47.28
4246	NASDAQ	AMSF	Mon, Oct 3, 2022	46.91	47.56	46.52	47.21
4245	NASDAQ	AMSF	Fri, Sep 30, 2022	46.95	47.81	46.63	46.73
4244	NASDAQ	AMSF	Thu, Sep 29, 2022	46.50	46.97	45.88	46.97
4243	NASDAQ	AMSF	Wed, Sep 28, 2022	46.51	47.22	46.29	46.63
4242	NASDAQ	AMSF	Tue, Sep 27, 2022	46.46	47.19	46.21	46.54
4241	NASDAQ	AMSF	Mon, Sep 26, 2022	46.81	47.11	46.21	46.43
4240	NASDAQ	AMSF	Fri, Sep 23, 2022	46.87	47.33	46.31	46.84
4239	NASDAQ	AMSF	Thu, Sep 22, 2022	47.69	47.69	46.76	47.25
4238	NASDAQ	AMSF	Wed, Sep 21, 2022	48.17	48.65	47.49	47.72
4237	NASDAQ	AMSF	Tue, Sep 20, 2022	47.79	48.20	47.25	48.19
4236	NASDAQ	AMSF	Mon, Sep 19, 2022	47.44	48.13	47.13	48.04
4235	NASDAQ	AMSF	Fri, Sep 16, 2022	47.25	47.52	46.73	47.50
4234	NASDAQ	AMSF	Thu, Sep 15, 2022	47.61	47.90	46.89	47.23
4233	NASDAQ	AMSF	Wed, Sep 14, 2022	47.59	47.96	47.14	47.76
4232	NASDAQ	AMSF	Tue, Sep 13, 2022	48.75	49.95	47.33	47.75
4231	NASDAQ	AMSF	Mon, Sep 12, 2022	49.00	49.53	48.86	49.31
4230	NASDAQ	AMSF	Fri, Sep 9, 2022	48.50	48.93	47.98	48.83
4229	NASDAQ	AMSF	Thu, Sep 8, 2022	47.87	48.74	47.56	48.39
4228	NASDAQ	AMSF	Wed, Sep 7, 2022	47.17	48.41	47.17	48.38
4227	NASDAQ	AMSF	Tue, Sep 6, 2022	47.99	48.12	47.19	47.45
4226	NASDAQ	AMSF	Fri, Sep 2, 2022	48.15	48.61	47.68	48.01
4225	NASDAQ	AMSF	Thu, Sep 1, 2022	47.80	48.32	47.73	48.19
4224	NASDAQ	AMSF	Wed, Aug 31, 2022	48.05	48.36	47.63	47.82
4223	NASDAQ	AMSF	Tue, Aug 30, 2022	48.81	48.81	47.90	48.07
4222	NASDAQ	AMSF	Mon, Aug 29, 2022	48.87	48.94	48.32	48.46
4221	NASDAQ	AMSF	Fri, Aug 26, 2022	50.28	50.28	49.00	49.28
4220	NASDAQ	AMSF	Thu, Aug 25, 2022	48.81	50.09	47.53	50.01
4219	NASDAQ	AMSF	Wed, Aug 24, 2022	49.26	49.52	48.46	49.14
4218	NASDAQ	AMSF	Tue, Aug 23, 2022	50.66	50.66	49.16	49.41
4217	NASDAQ	AMSF	Mon, Aug 22, 2022	50.69	50.78	50.20	50.58
4216	NASDAQ	AMSF	Fri, Aug 19, 2022	50.92	51.28	50.20	51.12
4215	NASDAQ	AMSF	Thu, Aug 18, 2022	50.89	51.03	50.62	50.91
4214	NASDAQ	AMSF	Wed, Aug 17, 2022	49.97	50.93	49.97	50.74
4213	NASDAQ	AMSF	Tue, Aug 16, 2022	49.85	50.50	49.70	50.24
4212	NASDAQ	AMSF	Mon, Aug 15, 2022	49.48	50.19	49.15	50.13
4211	NASDAQ	AMSF	Fri, Aug 12, 2022	48.67	49.66	48.67	49.51
4210	NASDAQ	AMSF	Thu, Aug 11, 2022	48.41	48.73	47.95	48.38
4209	NASDAQ	AMSF	Wed, Aug 10, 2022	47.99	48.34	47.22	48.18
4208	NASDAQ	AMSF	Tue, Aug 9, 2022	46.96	48.04	46.70	47.65
4207	NASDAQ	AMSF	Mon, Aug 8, 2022	47.15	47.38	46.54	46.78
4206	NASDAQ	AMSF	Fri, Aug 5, 2022	46.30	46.96	46.03	46.96
4205	NASDAQ	AMSF	Thu, Aug 4, 2022	45.95	46.61	45.69	46.27
4204	NASDAQ	AMSF	Wed, Aug 3, 2022	45.76	46.14	45.03	46.04
4203	NASDAQ	AMSF	Tue, Aug 2, 2022	46.33	46.33	45.28	45.33
4202	NASDAQ	AMSF	Mon, Aug 1, 2022	45.19	46.47	44.72	46.23
4201	NASDAQ	AMSF	Fri, Jul 29, 2022	47.26	48.04	45.11	45.56
4200	NASDAQ	AMSF	Thu, Jul 28, 2022	48.55	48.55	47.25	47.78
4199	NASDAQ	AMSF	Wed, Jul 27, 2022	48.36	48.59	47.80	48.30
4198	NASDAQ	AMSF	Tue, Jul 26, 2022	47.86	48.55	47.75	48.47
4197	NASDAQ	AMSF	Mon, Jul 25, 2022	47.27	49.24	47.27	47.88
4196	NASDAQ	AMSF	Fri, Jul 22, 2022	47.45	47.66	46.90	47.12
4195	NASDAQ	AMSF	Thu, Jul 21, 2022	47.26	47.85	46.87	47.32
4194	NASDAQ	AMSF	Wed, Jul 20, 2022	47.05	47.98	46.91	47.53
4193	NASDAQ	AMSF	Tue, Jul 19, 2022	47.19	47.85	47.15	47.21
4192	NASDAQ	AMSF	Mon, Jul 18, 2022	47.84	47.84	46.91	47.02
4191	NASDAQ	AMSF	Fri, Jul 15, 2022	47.59	49.22	47.08	47.29
4190	NASDAQ	AMSF	Thu, Jul 14, 2022	48.24	48.84	46.85	46.98
4189	NASDAQ	AMSF	Wed, Jul 13, 2022	49.26	49.26	48.56	48.79
4188	NASDAQ	AMSF	Tue, Jul 12, 2022	49.74	50.68	49.44	49.48
4187	NASDAQ	AMSF	Mon, Jul 11, 2022	49.50	50.33	49.50	49.86
4186	NASDAQ	AMSF	Fri, Jul 8, 2022	50.57	50.57	49.72	49.78
4185	NASDAQ	AMSF	Thu, Jul 7, 2022	51.96	52.01	50.33	50.39
4184	NASDAQ	AMSF	Wed, Jul 6, 2022	52.66	52.90	51.21	51.63
4183	NASDAQ	AMSF	Tue, Jul 5, 2022	52.34	52.97	51.16	52.96
4182	NASDAQ	AMSF	Fri, Jul 1, 2022	51.91	52.89	51.70	52.72
4181	NASDAQ	AMSF	Thu, Jun 30, 2022	50.09	52.01	49.67	52.01
4180	NASDAQ	AMSF	Wed, Jun 29, 2022	50.85	51.03	49.84	50.33
4179	NASDAQ	AMSF	Tue, Jun 28, 2022	51.34	51.71	50.85	50.85
4178	NASDAQ	AMSF	Mon, Jun 27, 2022	51.25	51.54	50.65	51.07
4177	NASDAQ	AMSF	Fri, Jun 24, 2022	50.00	51.38	49.18	51.25
4176	NASDAQ	AMSF	Thu, Jun 23, 2022	49.43	50.31	49.43	49.74
4175	NASDAQ	AMSF	Wed, Jun 22, 2022	48.99	50.14	48.40	49.44
4174	NASDAQ	AMSF	Tue, Jun 21, 2022	48.78	49.70	48.52	49.24
4173	NASDAQ	AMSF	Fri, Jun 17, 2022	48.78	49.29	48.00	48.51
4172	NASDAQ	AMSF	Thu, Jun 16, 2022	49.32	49.32	48.14	48.40
4171	NASDAQ	AMSF	Wed, Jun 15, 2022	49.94	50.74	49.45	49.85
4170	NASDAQ	AMSF	Tue, Jun 14, 2022	50.13	50.46	49.46	49.86
4169	NASDAQ	AMSF	Mon, Jun 13, 2022	49.63	50.45	49.63	50.18
4168	NASDAQ	AMSF	Fri, Jun 10, 2022	49.98	50.61	49.62	50.47
4167	NASDAQ	AMSF	Thu, Jun 9, 2022	49.90	51.03	49.52	50.42
4166	NASDAQ	AMSF	Wed, Jun 8, 2022	51.13	51.13	49.99	50.12
4165	NASDAQ	AMSF	Tue, Jun 7, 2022	50.87	51.20	50.59	51.14
4164	NASDAQ	AMSF	Mon, Jun 6, 2022	50.70	51.37	50.48	51.30
4163	NASDAQ	AMSF	Fri, Jun 3, 2022	50.92	51.32	50.38	50.60
4162	NASDAQ	AMSF	Thu, Jun 2, 2022	50.40	51.41	50.29	51.35
4161	NASDAQ	AMSF	Wed, Jun 1, 2022	50.45	51.11	49.86	50.54
4160	NASDAQ	AMSF	Tue, May 31, 2022	49.75	50.57	49.30	50.40
4159	NASDAQ	AMSF	Fri, May 27, 2022	49.92	50.50	49.60	49.95
4158	NASDAQ	AMSF	Thu, May 26, 2022	47.92	50.28	47.92	49.95
4157	NASDAQ	AMSF	Wed, May 25, 2022	48.60	49.50	48.50	49.26
4156	NASDAQ	AMSF	Tue, May 24, 2022	47.96	48.76	47.31	48.51
4155	NASDAQ	AMSF	Mon, May 23, 2022	48.56	48.81	47.95	48.06
4154	NASDAQ	AMSF	Fri, May 20, 2022	48.22	48.66	47.39	48.07
4153	NASDAQ	AMSF	Thu, May 19, 2022	48.30	48.84	47.43	47.82
4152	NASDAQ	AMSF	Wed, May 18, 2022	48.78	49.65	48.45	48.65
4151	NASDAQ	AMSF	Tue, May 17, 2022	48.15	48.83	47.88	48.83
4150	NASDAQ	AMSF	Mon, May 16, 2022	47.79	48.21	47.40	47.64
4149	NASDAQ	AMSF	Fri, May 13, 2022	47.86	48.24	47.45	47.87
4148	NASDAQ	AMSF	Thu, May 12, 2022	47.97	48.40	47.34	47.85
4147	NASDAQ	AMSF	Wed, May 11, 2022	47.24	48.23	47.24	47.82
4146	NASDAQ	AMSF	Tue, May 10, 2022	48.57	48.75	46.95	47.18
4145	NASDAQ	AMSF	Mon, May 9, 2022	48.01	49.07	48.01	48.39
4144	NASDAQ	AMSF	Fri, May 6, 2022	47.23	48.36	47.03	48.24
4143	NASDAQ	AMSF	Thu, May 5, 2022	47.55	48.14	46.59	47.47
4142	NASDAQ	AMSF	Wed, May 4, 2022	47.02	48.05	46.39	48.00
4141	NASDAQ	AMSF	Tue, May 3, 2022	47.07	47.30	46.62	46.62
4140	NASDAQ	AMSF	Mon, May 2, 2022	46.53	47.72	46.00	47.07
4139	NASDAQ	AMSF	Fri, Apr 29, 2022	48.13	48.20	46.30	46.35
4138	NASDAQ	AMSF	Thu, Apr 28, 2022	46.60	49.08	46.22	48.57
4137	NASDAQ	AMSF	Wed, Apr 27, 2022	45.53	45.94	45.28	45.43
4136	NASDAQ	AMSF	Tue, Apr 26, 2022	46.35	46.44	45.32	45.41
4135	NASDAQ	AMSF	Mon, Apr 25, 2022	46.10	46.55	45.52	46.44
4134	NASDAQ	AMSF	Fri, Apr 22, 2022	47.58	47.58	46.41	46.50
4133	NASDAQ	AMSF	Thu, Apr 21, 2022	47.45	48.51	47.19	47.65
4132	NASDAQ	AMSF	Wed, Apr 20, 2022	47.25	47.56	47.01	47.14
4131	NASDAQ	AMSF	Tue, Apr 19, 2022	46.73	47.23	46.40	46.94
4130	NASDAQ	AMSF	Mon, Apr 18, 2022	46.58	47.00	46.36	46.61
4129	NASDAQ	AMSF	Thu, Apr 14, 2022	47.08	48.58	46.24	46.53
4128	NASDAQ	AMSF	Wed, Apr 13, 2022	46.55	47.15	46.44	46.86
4127	NASDAQ	AMSF	Tue, Apr 12, 2022	47.15	47.64	46.41	46.74
4126	NASDAQ	AMSF	Mon, Apr 11, 2022	47.58	47.97	46.79	46.83
4125	NASDAQ	AMSF	Fri, Apr 8, 2022	48.34	48.40	47.24	47.40
4124	NASDAQ	AMSF	Thu, Apr 7, 2022	49.24	49.50	48.18	48.28
4123	NASDAQ	AMSF	Wed, Apr 6, 2022	48.79	49.47	48.55	49.00
4122	NASDAQ	AMSF	Tue, Apr 5, 2022	49.72	49.77	48.73	48.85
4121	NASDAQ	AMSF	Mon, Apr 4, 2022	50.99	51.35	49.36	49.48
4120	NASDAQ	AMSF	Fri, Apr 1, 2022	50.10	51.26	49.95	51.24
4119	NASDAQ	AMSF	Thu, Mar 31, 2022	50.61	51.17	49.55	49.67
4118	NASDAQ	AMSF	Wed, Mar 30, 2022	50.07	51.23	49.78	50.44
4117	NASDAQ	AMSF	Tue, Mar 29, 2022	49.91	50.62	49.39	49.93
4116	NASDAQ	AMSF	Mon, Mar 28, 2022	50.16	50.34	49.46	49.79
4115	NASDAQ	AMSF	Fri, Mar 25, 2022	49.23	50.21	48.83	49.98
4114	NASDAQ	AMSF	Thu, Mar 24, 2022	49.11	49.40	48.74	49.39
4113	NASDAQ	AMSF	Wed, Mar 23, 2022	48.88	49.85	48.75	49.09
4112	NASDAQ	AMSF	Tue, Mar 22, 2022	48.90	49.50	48.63	49.28
4111	NASDAQ	AMSF	Mon, Mar 21, 2022	48.71	49.28	48.40	48.86
4110	NASDAQ	AMSF	Fri, Mar 18, 2022	47.90	48.62	46.88	48.57
4109	NASDAQ	AMSF	Thu, Mar 17, 2022	47.54	48.56	47.43	48.14
4108	NASDAQ	AMSF	Wed, Mar 16, 2022	47.95	48.20	47.35	47.88
4107	NASDAQ	AMSF	Tue, Mar 15, 2022	48.03	48.46	47.35	47.72
4106	NASDAQ	AMSF	Mon, Mar 14, 2022	47.43	48.15	47.24	47.96
4105	NASDAQ	AMSF	Fri, Mar 11, 2022	46.97	48.03	46.88	47.01
4104	NASDAQ	AMSF	Thu, Mar 10, 2022	46.38	47.01	45.86	46.90
4103	NASDAQ	AMSF	Wed, Mar 9, 2022	47.20	47.62	46.74	47.03
4102	NASDAQ	AMSF	Tue, Mar 8, 2022	47.10	47.31	46.06	46.72
4101	NASDAQ	AMSF	Mon, Mar 7, 2022	46.57	47.05	46.05	46.83
4100	NASDAQ	AMSF	Fri, Mar 4, 2022	46.03	47.42	46.03	46.86
4099	NASDAQ	AMSF	Thu, Mar 3, 2022	47.04	48.18	46.85	48.06
4098	NASDAQ	AMSF	Wed, Mar 2, 2022	45.86	47.24	45.86	47.04
4097	NASDAQ	AMSF	Tue, Mar 1, 2022	47.04	47.04	45.63	45.86
4096	NASDAQ	AMSF	Mon, Feb 28, 2022	46.01	47.24	45.50	47.10
4095	NASDAQ	AMSF	Fri, Feb 25, 2022	45.17	47.14	44.82	46.50
4094	NASDAQ	AMSF	Thu, Feb 24, 2022	45.53	45.95	44.06	45.12
4093	NASDAQ	AMSF	Wed, Feb 23, 2022	51.25	52.23	45.83	46.26
4092	NASDAQ	AMSF	Tue, Feb 22, 2022	52.94	53.60	52.89	53.33
4091	NASDAQ	AMSF	Fri, Feb 18, 2022	52.18	52.94	52.18	52.94
4090	NASDAQ	AMSF	Thu, Feb 17, 2022	52.79	52.79	52.14	52.42
4089	NASDAQ	AMSF	Wed, Feb 16, 2022	53.14	53.68	52.70	53.23
4088	NASDAQ	AMSF	Tue, Feb 15, 2022	53.33	54.30	52.87	53.36
4087	NASDAQ	AMSF	Mon, Feb 14, 2022	52.78	53.39	52.51	53.13
4086	NASDAQ	AMSF	Fri, Feb 11, 2022	52.86	53.41	52.40	52.78
4085	NASDAQ	AMSF	Thu, Feb 10, 2022	53.70	53.80	52.55	53.01
4084	NASDAQ	AMSF	Wed, Feb 9, 2022	54.31	55.00	53.67	53.90
4083	NASDAQ	AMSF	Tue, Feb 8, 2022	52.57	54.34	52.57	54.22
4082	NASDAQ	AMSF	Mon, Feb 7, 2022	51.65	52.70	51.46	52.60
4081	NASDAQ	AMSF	Fri, Feb 4, 2022	51.62	51.98	51.18	51.74
4080	NASDAQ	AMSF	Thu, Feb 3, 2022	52.06	52.31	51.63	51.72
4079	NASDAQ	AMSF	Wed, Feb 2, 2022	52.44	52.76	51.93	52.17
4078	NASDAQ	AMSF	Tue, Feb 1, 2022	52.52	52.75	51.70	52.59
4077	NASDAQ	AMSF	Mon, Jan 31, 2022	51.76	52.66	51.50	52.52
4076	NASDAQ	AMSF	Fri, Jan 28, 2022	51.34	52.27	51.10	52.24
4075	NASDAQ	AMSF	Thu, Jan 27, 2022	52.53	53.11	51.21	51.53
4074	NASDAQ	AMSF	Wed, Jan 26, 2022	53.98	54.41	51.85	52.47
4073	NASDAQ	AMSF	Tue, Jan 25, 2022	54.14	54.48	52.39	53.86
4072	NASDAQ	AMSF	Mon, Jan 24, 2022	52.73	54.77	52.50	54.46
4071	NASDAQ	AMSF	Fri, Jan 21, 2022	52.64	54.03	52.48	53.12
4070	NASDAQ	AMSF	Thu, Jan 20, 2022	53.39	54.19	52.85	52.85
4069	NASDAQ	AMSF	Wed, Jan 19, 2022	54.71	54.72	53.46	53.46
4068	NASDAQ	AMSF	Tue, Jan 18, 2022	55.26	55.33	54.06	54.56
4067	NASDAQ	AMSF	Fri, Jan 14, 2022	54.73	55.70	54.52	55.36
4066	NASDAQ	AMSF	Thu, Jan 13, 2022	55.22	55.98	54.95	55.45
4065	NASDAQ	AMSF	Wed, Jan 12, 2022	55.46	55.93	54.41	54.94
4064	NASDAQ	AMSF	Tue, Jan 11, 2022	56.07	56.39	54.28	55.37
4063	NASDAQ	AMSF	Mon, Jan 10, 2022	55.26	56.27	55.08	56.14
4062	NASDAQ	AMSF	Fri, Jan 7, 2022	53.55	55.41	53.55	55.20
4061	NASDAQ	AMSF	Thu, Jan 6, 2022	53.85	54.55	53.77	54.12
4060	NASDAQ	AMSF	Wed, Jan 5, 2022	53.75	54.47	53.57	53.68
4059	NASDAQ	AMSF	Tue, Jan 4, 2022	53.76	54.77	53.53	53.84
4058	NASDAQ	AMSF	Mon, Jan 3, 2022	53.78	54.40	53.02	53.39
4057	NASDAQ	AMSF	Fri, Dec 31, 2021	53.65	54.09	53.57	53.83
4056	NASDAQ	AMSF	Thu, Dec 30, 2021	53.20	54.34	53.20	53.72
4055	NASDAQ	AMSF	Wed, Dec 29, 2021	53.09	53.95	52.99	53.82
4054	NASDAQ	AMSF	Tue, Dec 28, 2021	52.11	53.22	51.50	53.12
4053	NASDAQ	AMSF	Mon, Dec 27, 2021	51.64	52.36	51.02	52.16
4052	NASDAQ	AMSF	Thu, Dec 23, 2021	52.38	52.38	51.27	51.62
4051	NASDAQ	AMSF	Wed, Dec 22, 2021	51.01	51.58	50.75	51.25
4050	NASDAQ	AMSF	Tue, Dec 21, 2021	51.49	52.53	50.96	51.17
4049	NASDAQ	AMSF	Mon, Dec 20, 2021	52.24	52.87	50.56	51.22
4048	NASDAQ	AMSF	Fri, Dec 17, 2021	53.59	53.96	51.94	52.88
4047	NASDAQ	AMSF	Thu, Dec 16, 2021	53.21	54.55	52.96	53.26
4046	NASDAQ	AMSF	Wed, Dec 15, 2021	52.08	53.06	51.88	52.96
4045	NASDAQ	AMSF	Tue, Dec 14, 2021	52.00	53.41	51.80	51.98
4044	NASDAQ	AMSF	Mon, Dec 13, 2021	52.07	52.94	51.96	52.08
4043	NASDAQ	AMSF	Fri, Dec 10, 2021	52.62	53.04	51.92	52.23
4042	NASDAQ	AMSF	Thu, Dec 9, 2021	53.76	53.76	52.18	52.23
4041	NASDAQ	AMSF	Wed, Dec 8, 2021	53.43	53.61	52.98	53.35
4040	NASDAQ	AMSF	Tue, Dec 7, 2021	53.75	54.41	52.90	53.03
4039	NASDAQ	AMSF	Mon, Dec 6, 2021	52.68	54.30	52.51	53.86
4038	NASDAQ	AMSF	Fri, Dec 3, 2021	53.28	53.98	51.71	52.02
4037	NASDAQ	AMSF	Thu, Dec 2, 2021	52.69	53.94	52.69	53.43
4036	NASDAQ	AMSF	Wed, Dec 1, 2021	53.75	54.73	52.82	52.82
4035	NASDAQ	AMSF	Tue, Nov 30, 2021	53.14	53.55	52.15	53.09
4034	NASDAQ	AMSF	Mon, Nov 29, 2021	54.76	55.46	53.44	53.55
4033	NASDAQ	AMSF	Fri, Nov 26, 2021	54.37	55.79	53.60	54.46
4032	NASDAQ	AMSF	Wed, Nov 24, 2021	56.16	56.44	55.57	55.91
4031	NASDAQ	AMSF	Tue, Nov 23, 2021	55.96	56.68	55.96	56.47
4030	NASDAQ	AMSF	Mon, Nov 22, 2021	54.51	56.16	54.25	55.99
4029	NASDAQ	AMSF	Fri, Nov 19, 2021	54.63	55.02	53.83	54.26
4028	NASDAQ	AMSF	Thu, Nov 18, 2021	54.49	55.27	54.22	54.90
4027	NASDAQ	AMSF	Wed, Nov 17, 2021	55.47	56.11	54.24	54.60
4026	NASDAQ	AMSF	Tue, Nov 16, 2021	55.61	56.76	55.45	55.81
4025	NASDAQ	AMSF	Mon, Nov 15, 2021	56.88	56.88	56.34	56.50
4024	NASDAQ	AMSF	Fri, Nov 12, 2021	56.97	57.37	56.43	56.66
4023	NASDAQ	AMSF	Thu, Nov 11, 2021	57.70	57.70	56.53	56.76
4022	NASDAQ	AMSF	Wed, Nov 10, 2021	57.45	58.33	57.19	57.90
4021	NASDAQ	AMSF	Tue, Nov 9, 2021	58.69	58.69	56.87	57.48
4020	NASDAQ	AMSF	Mon, Nov 8, 2021	63.50	64.76	62.76	63.72
4019	NASDAQ	AMSF	Fri, Nov 5, 2021	61.36	63.16	61.19	62.92
4018	NASDAQ	AMSF	Thu, Nov 4, 2021	61.93	62.12	60.56	60.94
4017	NASDAQ	AMSF	Wed, Nov 3, 2021	60.59	62.20	60.59	61.77
4016	NASDAQ	AMSF	Tue, Nov 2, 2021	61.83	64.90	60.61	60.90
4015	NASDAQ	AMSF	Mon, Nov 1, 2021	60.18	61.91	59.30	61.66
4014	NASDAQ	AMSF	Fri, Oct 29, 2021	60.00	60.29	58.41	59.29
4013	NASDAQ	AMSF	Thu, Oct 28, 2021	63.15	63.60	58.08	59.75
4012	NASDAQ	AMSF	Wed, Oct 27, 2021	58.31	58.83	56.89	56.91
4011	NASDAQ	AMSF	Tue, Oct 26, 2021	58.82	59.00	58.31	58.47
4010	NASDAQ	AMSF	Mon, Oct 25, 2021	58.40	58.82	57.93	58.82
4009	NASDAQ	AMSF	Fri, Oct 22, 2021	57.98	58.90	57.98	58.45
4008	NASDAQ	AMSF	Thu, Oct 21, 2021	58.01	58.49	57.89	57.92
4007	NASDAQ	AMSF	Wed, Oct 20, 2021	58.51	58.51	57.39	58.12
4006	NASDAQ	AMSF	Tue, Oct 19, 2021	57.61	57.66	56.92	57.51
4005	NASDAQ	AMSF	Mon, Oct 18, 2021	57.39	57.68	56.86	57.26
4004	NASDAQ	AMSF	Fri, Oct 15, 2021	57.98	58.46	57.40	57.51
4003	NASDAQ	AMSF	Thu, Oct 14, 2021	57.20	57.69	56.56	57.35
4002	NASDAQ	AMSF	Wed, Oct 13, 2021	57.39	57.39	55.94	57.11
4001	NASDAQ	AMSF	Tue, Oct 12, 2021	57.43	57.67	57.10	57.27
4000	NASDAQ	AMSF	Mon, Oct 11, 2021	58.29	58.96	57.31	57.32
3999	NASDAQ	AMSF	Fri, Oct 8, 2021	57.52	58.36	57.52	58.09
3998	NASDAQ	AMSF	Thu, Oct 7, 2021	57.11	57.98	57.11	57.61
3997	NASDAQ	AMSF	Wed, Oct 6, 2021	56.83	57.21	56.20	57.11
3996	NASDAQ	AMSF	Tue, Oct 5, 2021	56.57	57.28	56.13	57.26
3995	NASDAQ	AMSF	Mon, Oct 4, 2021	56.60	57.20	56.20	56.55
3994	NASDAQ	AMSF	Fri, Oct 1, 2021	56.40	57.11	55.67	56.65
3993	NASDAQ	AMSF	Thu, Sep 30, 2021	56.75	57.98	56.16	56.16
3992	NASDAQ	AMSF	Wed, Sep 29, 2021	56.09	57.03	56.05	56.62
3991	NASDAQ	AMSF	Tue, Sep 28, 2021	56.99	57.30	55.67	56.06
3990	NASDAQ	AMSF	Mon, Sep 27, 2021	56.43	57.57	55.53	56.84
3989	NASDAQ	AMSF	Fri, Sep 24, 2021	56.25	56.49	54.11	56.18
3988	NASDAQ	AMSF	Thu, Sep 23, 2021	54.87	55.58	54.85	55.12
3987	NASDAQ	AMSF	Wed, Sep 22, 2021	54.25	55.19	53.84	54.63
3986	NASDAQ	AMSF	Tue, Sep 21, 2021	54.42	54.48	53.84	54.16
3985	NASDAQ	AMSF	Mon, Sep 20, 2021	53.93	54.30	53.50	54.05
3984	NASDAQ	AMSF	Fri, Sep 17, 2021	53.69	54.51	53.51	54.50
3983	NASDAQ	AMSF	Thu, Sep 16, 2021	55.21	55.21	53.58	53.98
3982	NASDAQ	AMSF	Wed, Sep 15, 2021	55.49	55.49	54.52	54.83
3981	NASDAQ	AMSF	Tue, Sep 14, 2021	56.24	56.43	55.19	55.50
3980	NASDAQ	AMSF	Mon, Sep 13, 2021	56.72	57.13	55.40	56.05
3979	NASDAQ	AMSF	Fri, Sep 10, 2021	57.15	57.41	56.30	56.30
3978	NASDAQ	AMSF	Thu, Sep 9, 2021	57.06	57.48	56.43	56.93
3977	NASDAQ	AMSF	Wed, Sep 8, 2021	56.00	57.60	55.83	57.55
3976	NASDAQ	AMSF	Tue, Sep 7, 2021	57.15	57.25	55.87	56.13
3975	NASDAQ	AMSF	Fri, Sep 3, 2021	57.52	57.53	56.10	57.14
3974	NASDAQ	AMSF	Thu, Sep 2, 2021	57.48	57.78	56.98	57.22
3973	NASDAQ	AMSF	Wed, Sep 1, 2021	57.78	58.07	56.70	57.37
3972	NASDAQ	AMSF	Tue, Aug 31, 2021	57.34	57.90	57.34	57.55
3971	NASDAQ	AMSF	Mon, Aug 30, 2021	57.74	57.81	56.73	57.49
3970	NASDAQ	AMSF	Fri, Aug 27, 2021	56.10	57.58	56.10	57.55
3969	NASDAQ	AMSF	Thu, Aug 26, 2021	56.30	56.56	55.79	55.82
3968	NASDAQ	AMSF	Wed, Aug 25, 2021	57.14	57.14	56.10	56.39
3967	NASDAQ	AMSF	Tue, Aug 24, 2021	57.53	57.53	56.94	57.08
3966	NASDAQ	AMSF	Mon, Aug 23, 2021	57.22	57.48	56.85	57.24
3965	NASDAQ	AMSF	Fri, Aug 20, 2021	56.39	57.66	56.39	57.13
3964	NASDAQ	AMSF	Thu, Aug 19, 2021	57.13	57.49	56.22	56.55
3963	NASDAQ	AMSF	Wed, Aug 18, 2021	58.22	58.65	57.18	57.42
3962	NASDAQ	AMSF	Tue, Aug 17, 2021	57.87	58.43	57.56	58.32
3961	NASDAQ	AMSF	Mon, Aug 16, 2021	57.66	58.35	57.50	58.13
3960	NASDAQ	AMSF	Fri, Aug 13, 2021	58.11	58.27	57.77	57.96
3959	NASDAQ	AMSF	Thu, Aug 12, 2021	58.85	58.85	57.88	58.11
3958	NASDAQ	AMSF	Wed, Aug 11, 2021	59.00	59.19	57.89	58.58
3957	NASDAQ	AMSF	Tue, Aug 10, 2021	57.68	59.11	57.68	59.00
3956	NASDAQ	AMSF	Mon, Aug 9, 2021	57.88	57.99	57.52	57.67
3955	NASDAQ	AMSF	Fri, Aug 6, 2021	57.24	57.81	57.01	57.77
3954	NASDAQ	AMSF	Thu, Aug 5, 2021	56.61	56.85	56.20	56.78
3953	NASDAQ	AMSF	Wed, Aug 4, 2021	56.67	56.92	56.30	56.32
3952	NASDAQ	AMSF	Tue, Aug 3, 2021	57.82	58.00	56.81	57.07
3951	NASDAQ	AMSF	Mon, Aug 2, 2021	57.52	58.56	57.48	57.58
3950	NASDAQ	AMSF	Fri, Jul 30, 2021	56.78	57.71	56.78	57.20
3949	NASDAQ	AMSF	Thu, Jul 29, 2021	56.88	57.25	56.50	57.07
3948	NASDAQ	AMSF	Wed, Jul 28, 2021	56.63	57.57	56.50	56.74
3947	NASDAQ	AMSF	Tue, Jul 27, 2021	56.20	57.34	56.08	56.75
3946	NASDAQ	AMSF	Mon, Jul 26, 2021	55.75	56.74	55.41	56.53
3945	NASDAQ	AMSF	Fri, Jul 23, 2021	55.59	55.99	55.01	55.67
3944	NASDAQ	AMSF	Thu, Jul 22, 2021	56.72	56.72	55.16	55.26
3943	NASDAQ	AMSF	Wed, Jul 21, 2021	57.37	57.93	56.72	56.74
3942	NASDAQ	AMSF	Tue, Jul 20, 2021	57.73	58.14	56.69	56.82
3941	NASDAQ	AMSF	Mon, Jul 19, 2021	58.74	58.74	56.29	56.76
3940	NASDAQ	AMSF	Fri, Jul 16, 2021	57.45	58.98	57.42	58.47
3939	NASDAQ	AMSF	Thu, Jul 15, 2021	57.36	58.33	57.10	58.27
3938	NASDAQ	AMSF	Wed, Jul 14, 2021	57.87	58.22	57.51	57.62
3937	NASDAQ	AMSF	Tue, Jul 13, 2021	58.74	59.49	57.81	57.83
3936	NASDAQ	AMSF	Mon, Jul 12, 2021	58.87	59.23	58.26	59.06
3935	NASDAQ	AMSF	Fri, Jul 9, 2021	58.86	60.97	58.49	58.84
3934	NASDAQ	AMSF	Thu, Jul 8, 2021	59.06	59.52	58.16	58.23
3933	NASDAQ	AMSF	Wed, Jul 7, 2021	58.17	59.63	58.07	59.26
3932	NASDAQ	AMSF	Tue, Jul 6, 2021	59.90	59.90	57.95	58.46
3931	NASDAQ	AMSF	Fri, Jul 2, 2021	60.09	60.35	59.59	59.78
3930	NASDAQ	AMSF	Thu, Jul 1, 2021	60.06	60.42	59.75	60.21
3929	NASDAQ	AMSF	Wed, Jun 30, 2021	59.56	60.09	59.38	59.69
3928	NASDAQ	AMSF	Tue, Jun 29, 2021	59.77	60.11	59.64	59.80
3927	NASDAQ	AMSF	Mon, Jun 28, 2021	60.17	60.58	59.20	59.59
3926	NASDAQ	AMSF	Fri, Jun 25, 2021	59.86	60.67	59.60	60.23
3925	NASDAQ	AMSF	Thu, Jun 24, 2021	60.59	60.80	59.51	59.94
3924	NASDAQ	AMSF	Wed, Jun 23, 2021	61.12	63.00	60.49	60.73
3923	NASDAQ	AMSF	Tue, Jun 22, 2021	60.26	61.28	59.67	61.17
3922	NASDAQ	AMSF	Mon, Jun 21, 2021	59.53	60.60	59.21	60.26
3921	NASDAQ	AMSF	Fri, Jun 18, 2021	61.18	61.25	59.17	59.27
3920	NASDAQ	AMSF	Thu, Jun 17, 2021	62.60	62.65	61.71	61.79
3919	NASDAQ	AMSF	Wed, Jun 16, 2021	62.23	63.34	62.08	62.88
3918	NASDAQ	AMSF	Tue, Jun 15, 2021	62.35	63.01	61.84	62.85
3917	NASDAQ	AMSF	Mon, Jun 14, 2021	62.32	62.82	62.11	62.49
3916	NASDAQ	AMSF	Fri, Jun 11, 2021	62.52	62.59	61.99	62.40
3915	NASDAQ	AMSF	Thu, Jun 10, 2021	62.96	62.96	62.15	62.25
3914	NASDAQ	AMSF	Wed, Jun 9, 2021	63.81	63.81	62.76	62.76
3913	NASDAQ	AMSF	Tue, Jun 8, 2021	63.43	64.08	63.05	63.72
3912	NASDAQ	AMSF	Mon, Jun 7, 2021	63.74	63.74	62.59	63.10
3911	NASDAQ	AMSF	Fri, Jun 4, 2021	64.02	64.20	63.13	63.28
3910	NASDAQ	AMSF	Thu, Jun 3, 2021	64.47	64.65	63.91	64.28
3909	NASDAQ	AMSF	Wed, Jun 2, 2021	65.13	65.29	64.20	64.46
3908	NASDAQ	AMSF	Tue, Jun 1, 2021	65.65	66.32	64.87	64.96
3907	NASDAQ	AMSF	Fri, May 28, 2021	64.70	65.73	64.70	65.53
3906	NASDAQ	AMSF	Thu, May 27, 2021	65.01	65.68	64.85	65.08
3905	NASDAQ	AMSF	Wed, May 26, 2021	64.23	64.96	63.48	64.49
3904	NASDAQ	AMSF	Tue, May 25, 2021	64.87	65.12	63.94	64.06
3903	NASDAQ	AMSF	Mon, May 24, 2021	66.11	66.11	64.03	65.00
3902	NASDAQ	AMSF	Fri, May 21, 2021	65.25	65.32	64.20	64.77
3901	NASDAQ	AMSF	Thu, May 20, 2021	64.64	65.19	64.40	64.91
3900	NASDAQ	AMSF	Wed, May 19, 2021	67.05	67.05	63.98	64.82
3899	NASDAQ	AMSF	Tue, May 18, 2021	66.68	66.68	65.75	65.87
3898	NASDAQ	AMSF	Mon, May 17, 2021	66.30	67.10	65.70	66.64
3897	NASDAQ	AMSF	Fri, May 14, 2021	66.25	66.80	65.84	66.35
3896	NASDAQ	AMSF	Thu, May 13, 2021	63.64	66.95	63.43	66.65
3895	NASDAQ	AMSF	Wed, May 12, 2021	62.96	65.58	62.35	63.18
3894	NASDAQ	AMSF	Tue, May 11, 2021	63.54	64.83	62.76	62.83
3893	NASDAQ	AMSF	Mon, May 10, 2021	65.16	65.83	63.85	64.04
3892	NASDAQ	AMSF	Fri, May 7, 2021	65.00	65.41	64.87	65.01
3891	NASDAQ	AMSF	Thu, May 6, 2021	64.74	65.70	64.13	65.47
3890	NASDAQ	AMSF	Wed, May 5, 2021	64.19	64.83	63.28	64.74
3889	NASDAQ	AMSF	Tue, May 4, 2021	63.76	64.70	62.53	64.28
3888	NASDAQ	AMSF	Mon, May 3, 2021	62.83	64.52	62.83	63.85
3887	NASDAQ	AMSF	Fri, Apr 30, 2021	62.21	63.96	61.33	62.08
3886	NASDAQ	AMSF	Thu, Apr 29, 2021	62.69	63.77	62.04	62.40
3885	NASDAQ	AMSF	Wed, Apr 28, 2021	61.69	62.47	61.23	62.36
3884	NASDAQ	AMSF	Tue, Apr 27, 2021	62.40	62.90	61.31	61.90
3883	NASDAQ	AMSF	Mon, Apr 26, 2021	64.15	64.78	61.85	62.65
3882	NASDAQ	AMSF	Fri, Apr 23, 2021	64.39	65.02	64.00	64.26
3881	NASDAQ	AMSF	Thu, Apr 22, 2021	64.82	64.97	64.11	64.30
3880	NASDAQ	AMSF	Wed, Apr 21, 2021	64.78	65.46	64.47	65.12
3879	NASDAQ	AMSF	Tue, Apr 20, 2021	65.24	65.30	64.38	64.62
3878	NASDAQ	AMSF	Mon, Apr 19, 2021	65.55	65.55	64.24	64.88
3877	NASDAQ	AMSF	Fri, Apr 16, 2021	64.82	65.38	64.22	64.50
3876	NASDAQ	AMSF	Thu, Apr 15, 2021	64.57	65.25	63.95	64.45
3875	NASDAQ	AMSF	Wed, Apr 14, 2021	64.78	65.44	64.56	64.65
3874	NASDAQ	AMSF	Tue, Apr 13, 2021	65.50	66.40	64.69	64.98
3873	NASDAQ	AMSF	Mon, Apr 12, 2021	65.16	66.30	65.16	65.80
3872	NASDAQ	AMSF	Fri, Apr 9, 2021	64.03	65.48	63.52	65.16
3871	NASDAQ	AMSF	Thu, Apr 8, 2021	63.25	64.33	62.76	63.99
3870	NASDAQ	AMSF	Wed, Apr 7, 2021	63.40	63.72	62.17	63.25
3869	NASDAQ	AMSF	Tue, Apr 6, 2021	63.96	64.28	63.04	63.20
3868	NASDAQ	AMSF	Mon, Apr 5, 2021	64.11	64.36	63.47	63.90
3867	NASDAQ	AMSF	Thu, Apr 1, 2021	63.74	63.90	63.20	63.76
3866	NASDAQ	AMSF	Wed, Mar 31, 2021	64.34	65.54	63.47	64.00
3865	NASDAQ	AMSF	Tue, Mar 30, 2021	65.35	65.53	64.03	64.65
3864	NASDAQ	AMSF	Mon, Mar 29, 2021	64.97	65.95	64.39	64.83
3863	NASDAQ	AMSF	Fri, Mar 26, 2021	64.90	65.50	64.63	65.04
3862	NASDAQ	AMSF	Thu, Mar 25, 2021	64.10	65.07	63.70	64.57
3861	NASDAQ	AMSF	Wed, Mar 24, 2021	63.64	65.21	63.11	63.90
3860	NASDAQ	AMSF	Tue, Mar 23, 2021	63.44	63.83	63.16	63.31
3859	NASDAQ	AMSF	Mon, Mar 22, 2021	65.14	65.50	63.00	63.80
3858	NASDAQ	AMSF	Fri, Mar 19, 2021	65.73	66.17	64.69	65.40
3857	NASDAQ	AMSF	Thu, Mar 18, 2021	64.79	66.07	64.50	66.07
3856	NASDAQ	AMSF	Wed, Mar 17, 2021	65.38	65.54	64.22	64.54
3855	NASDAQ	AMSF	Tue, Mar 16, 2021	65.86	65.99	64.70	65.19
3854	NASDAQ	AMSF	Mon, Mar 15, 2021	64.59	65.59	63.99	65.51
3853	NASDAQ	AMSF	Fri, Mar 12, 2021	64.35	64.99	63.84	64.70
3852	NASDAQ	AMSF	Thu, Mar 11, 2021	64.51	65.08	63.37	63.98
3851	NASDAQ	AMSF	Wed, Mar 10, 2021	64.09	65.62	60.91	64.79
3850	NASDAQ	AMSF	Tue, Mar 9, 2021	63.92	64.76	63.18	63.83
3849	NASDAQ	AMSF	Mon, Mar 8, 2021	61.99	64.06	61.84	63.94
3848	NASDAQ	AMSF	Fri, Mar 5, 2021	60.88	62.35	60.41	62.14
3847	NASDAQ	AMSF	Thu, Mar 4, 2021	59.68	61.58	59.11	60.28
3846	NASDAQ	AMSF	Wed, Mar 3, 2021	58.82	60.89	58.65	60.00
3845	NASDAQ	AMSF	Tue, Mar 2, 2021	58.99	59.25	57.79	58.47
3844	NASDAQ	AMSF	Mon, Mar 1, 2021	58.34	59.94	58.05	58.88
3843	NASDAQ	AMSF	Fri, Feb 26, 2021	60.00	60.63	58.06	58.52
3842	NASDAQ	AMSF	Thu, Feb 25, 2021	59.89	61.12	59.43	59.79
3841	NASDAQ	AMSF	Wed, Feb 24, 2021	59.50	60.60	56.15	59.86
3840	NASDAQ	AMSF	Tue, Feb 23, 2021	60.11	61.44	59.02	59.13
3839	NASDAQ	AMSF	Mon, Feb 22, 2021	57.91	59.57	57.70	59.23
3838	NASDAQ	AMSF	Fri, Feb 19, 2021	58.51	58.87	57.95	58.12
3837	NASDAQ	AMSF	Thu, Feb 18, 2021	58.47	59.16	58.14	58.59
3836	NASDAQ	AMSF	Wed, Feb 17, 2021	57.55	58.68	57.54	58.59
3835	NASDAQ	AMSF	Tue, Feb 16, 2021	58.00	58.54	56.55	57.83
3834	NASDAQ	AMSF	Fri, Feb 12, 2021	58.56	58.98	58.02	58.20
3833	NASDAQ	AMSF	Thu, Feb 11, 2021	58.44	59.11	58.10	58.85
3832	NASDAQ	AMSF	Wed, Feb 10, 2021	59.01	59.29	57.95	58.24
3831	NASDAQ	AMSF	Tue, Feb 9, 2021	57.99	59.07	57.31	58.51
3830	NASDAQ	AMSF	Mon, Feb 8, 2021	57.39	58.00	57.09	57.94
3829	NASDAQ	AMSF	Fri, Feb 5, 2021	57.10	57.34	56.47	56.93
3828	NASDAQ	AMSF	Thu, Feb 4, 2021	55.53	57.07	55.04	56.56
3827	NASDAQ	AMSF	Wed, Feb 3, 2021	55.48	55.53	54.65	55.35
3826	NASDAQ	AMSF	Tue, Feb 2, 2021	55.53	55.97	54.92	55.25
3825	NASDAQ	AMSF	Mon, Feb 1, 2021	55.59	55.77	54.70	55.07
3824	NASDAQ	AMSF	Fri, Jan 29, 2021	55.54	56.28	55.09	55.50
3823	NASDAQ	AMSF	Thu, Jan 28, 2021	56.05	56.68	55.68	55.82
3822	NASDAQ	AMSF	Wed, Jan 27, 2021	55.84	57.33	55.84	56.54
3821	NASDAQ	AMSF	Tue, Jan 26, 2021	57.40	57.63	56.40	56.76
3820	NASDAQ	AMSF	Mon, Jan 25, 2021	55.92	57.13	55.00	56.97
3819	NASDAQ	AMSF	Fri, Jan 22, 2021	55.47	56.26	54.89	56.20
3818	NASDAQ	AMSF	Thu, Jan 21, 2021	57.00	57.00	55.82	55.88
3817	NASDAQ	AMSF	Wed, Jan 20, 2021	56.48	57.40	55.43	57.14
3816	NASDAQ	AMSF	Tue, Jan 19, 2021	57.85	58.41	56.25	56.74
3815	NASDAQ	AMSF	Fri, Jan 15, 2021	59.13	60.03	57.76	58.00
3814	NASDAQ	AMSF	Thu, Jan 14, 2021	60.06	60.06	58.75	59.45
3813	NASDAQ	AMSF	Wed, Jan 13, 2021	60.09	60.13	58.92	59.28
3812	NASDAQ	AMSF	Tue, Jan 12, 2021	60.15	60.29	59.26	60.29
3811	NASDAQ	AMSF	Mon, Jan 11, 2021	59.06	61.46	58.82	59.39
3810	NASDAQ	AMSF	Fri, Jan 8, 2021	60.75	61.54	59.28	59.62
3809	NASDAQ	AMSF	Thu, Jan 7, 2021	62.32	62.47	59.94	60.80
3808	NASDAQ	AMSF	Wed, Jan 6, 2021	58.20	62.77	58.20	62.39
3807	NASDAQ	AMSF	Tue, Jan 5, 2021	57.43	58.08	56.89	57.58
3806	NASDAQ	AMSF	Mon, Jan 4, 2021	57.69	57.74	56.66	57.39
3805	NASDAQ	AMSF	Thu, Dec 31, 2020	57.06	57.79	56.67	57.43
3804	NASDAQ	AMSF	Wed, Dec 30, 2020	57.33	57.88	57.04	57.07
3803	NASDAQ	AMSF	Tue, Dec 29, 2020	58.08	58.08	56.90	57.35
3802	NASDAQ	AMSF	Mon, Dec 28, 2020	58.11	58.25	57.00	57.91
3801	NASDAQ	AMSF	Thu, Dec 24, 2020	58.88	58.88	57.14	57.22
3800	NASDAQ	AMSF	Wed, Dec 23, 2020	56.76	57.81	56.76	57.59
3799	NASDAQ	AMSF	Tue, Dec 22, 2020	56.89	57.80	56.20	56.47
3798	NASDAQ	AMSF	Mon, Dec 21, 2020	59.21	59.53	56.77	57.08
3797	NASDAQ	AMSF	Fri, Dec 18, 2020	60.09	60.73	59.51	59.70
3796	NASDAQ	AMSF	Thu, Dec 17, 2020	60.30	60.63	59.79	60.28
3795	NASDAQ	AMSF	Wed, Dec 16, 2020	57.94	60.73	57.94	60.29
3794	NASDAQ	AMSF	Tue, Dec 15, 2020	57.74	59.25	57.17	58.85
3793	NASDAQ	AMSF	Mon, Dec 14, 2020	56.67	58.09	56.67	57.37
3792	NASDAQ	AMSF	Fri, Dec 11, 2020	56.66	57.41	56.66	57.04
3791	NASDAQ	AMSF	Thu, Dec 10, 2020	57.14	57.30	56.72	57.15
3790	NASDAQ	AMSF	Wed, Dec 9, 2020	57.20	57.49	56.51	57.31
3789	NASDAQ	AMSF	Tue, Dec 8, 2020	55.79	56.98	55.58	56.76
3788	NASDAQ	AMSF	Mon, Dec 7, 2020	56.26	57.04	55.57	56.15
3787	NASDAQ	AMSF	Fri, Dec 4, 2020	54.61	56.93	54.61	56.32
3786	NASDAQ	AMSF	Thu, Dec 3, 2020	54.13	54.94	54.00	54.47
3785	NASDAQ	AMSF	Wed, Dec 2, 2020	55.48	55.87	53.90	54.47
3784	NASDAQ	AMSF	Tue, Dec 1, 2020	54.98	55.72	54.98	55.41
3783	NASDAQ	AMSF	Mon, Nov 30, 2020	55.57	56.22	54.58	54.73
3782	NASDAQ	AMSF	Fri, Nov 27, 2020	56.48	56.48	55.46	56.00
3781	NASDAQ	AMSF	Wed, Nov 25, 2020	57.09	57.09	56.33	56.63
3780	NASDAQ	AMSF	Tue, Nov 24, 2020	56.99	57.46	55.91	57.44
3779	NASDAQ	AMSF	Mon, Nov 23, 2020	57.47	57.63	56.64	56.64
3778	NASDAQ	AMSF	Fri, Nov 20, 2020	56.77	57.63	56.29	57.43
3777	NASDAQ	AMSF	Thu, Nov 19, 2020	57.54	58.14	56.54	57.27
3776	NASDAQ	AMSF	Wed, Nov 18, 2020	58.97	59.22	57.49	57.54
3775	NASDAQ	AMSF	Tue, Nov 17, 2020	59.04	59.25	58.09	58.95
3774	NASDAQ	AMSF	Mon, Nov 16, 2020	57.48	59.86	57.48	59.10
3773	NASDAQ	AMSF	Fri, Nov 13, 2020	58.20	58.56	57.36	58.08
3772	NASDAQ	AMSF	Thu, Nov 12, 2020	59.00	59.00	56.75	57.81
3771	NASDAQ	AMSF	Wed, Nov 11, 2020	59.51	59.83	58.11	59.15
3770	NASDAQ	AMSF	Tue, Nov 10, 2020	58.61	60.52	58.36	60.05
3769	NASDAQ	AMSF	Mon, Nov 9, 2020	61.10	62.62	58.29	58.29
3768	NASDAQ	AMSF	Fri, Nov 6, 2020	61.44	61.88	60.39	61.10
3767	NASDAQ	AMSF	Thu, Nov 5, 2020	60.01	61.33	59.84	60.29
3766	NASDAQ	AMSF	Wed, Nov 4, 2020	59.78	60.94	59.00	59.85
3765	NASDAQ	AMSF	Tue, Nov 3, 2020	60.60	61.29	59.30	60.00
3764	NASDAQ	AMSF	Mon, Nov 2, 2020	59.38	60.51	58.50	59.85
3763	NASDAQ	AMSF	Fri, Oct 30, 2020	59.46	62.81	58.23	58.98
3762	NASDAQ	AMSF	Thu, Oct 29, 2020	61.07	64.98	59.10	60.03
3761	NASDAQ	AMSF	Wed, Oct 28, 2020	56.11	58.20	56.11	58.03
3760	NASDAQ	AMSF	Tue, Oct 27, 2020	57.69	58.06	57.12	57.21
3759	NASDAQ	AMSF	Mon, Oct 26, 2020	58.30	58.30	57.41	58.25
3758	NASDAQ	AMSF	Fri, Oct 23, 2020	58.56	59.75	58.54	58.86
3757	NASDAQ	AMSF	Thu, Oct 22, 2020	58.12	58.96	57.70	58.37
3756	NASDAQ	AMSF	Wed, Oct 21, 2020	56.97	58.81	56.66	58.32
3755	NASDAQ	AMSF	Tue, Oct 20, 2020	57.03	57.49	56.38	57.10
3754	NASDAQ	AMSF	Mon, Oct 19, 2020	57.69	57.86	56.43	56.51
3753	NASDAQ	AMSF	Fri, Oct 16, 2020	57.03	59.09	56.53	57.39
3752	NASDAQ	AMSF	Thu, Oct 15, 2020	56.63	57.66	55.91	57.17
3751	NASDAQ	AMSF	Wed, Oct 14, 2020	57.82	58.82	57.09	57.26
3750	NASDAQ	AMSF	Tue, Oct 13, 2020	58.69	58.69	57.29	57.81
3749	NASDAQ	AMSF	Mon, Oct 12, 2020	57.94	59.10	57.66	58.93
3748	NASDAQ	AMSF	Fri, Oct 9, 2020	57.72	58.29	57.43	57.95
3747	NASDAQ	AMSF	Thu, Oct 8, 2020	57.86	58.60	56.94	57.59
3746	NASDAQ	AMSF	Wed, Oct 7, 2020	58.30	59.35	57.43	57.68
3745	NASDAQ	AMSF	Tue, Oct 6, 2020	58.80	59.23	57.91	58.05
3744	NASDAQ	AMSF	Mon, Oct 5, 2020	58.23	58.75	57.96	58.38
3743	NASDAQ	AMSF	Fri, Oct 2, 2020	56.64	58.37	56.64	57.81
3742	NASDAQ	AMSF	Thu, Oct 1, 2020	57.52	57.60	56.41	57.30
3741	NASDAQ	AMSF	Wed, Sep 30, 2020	57.27	58.02	57.11	57.36
3740	NASDAQ	AMSF	Tue, Sep 29, 2020	58.17	58.17	56.57	57.22
3739	NASDAQ	AMSF	Mon, Sep 28, 2020	57.52	59.16	57.52	58.06
3738	NASDAQ	AMSF	Fri, Sep 25, 2020	56.93	59.20	56.93	57.20
3737	NASDAQ	AMSF	Thu, Sep 24, 2020	56.36	57.92	55.69	56.96
3736	NASDAQ	AMSF	Wed, Sep 23, 2020	55.90	58.42	55.82	56.50
3735	NASDAQ	AMSF	Tue, Sep 22, 2020	56.68	57.50	55.00	56.14
3734	NASDAQ	AMSF	Mon, Sep 21, 2020	56.48	57.76	55.48	56.80
3733	NASDAQ	AMSF	Fri, Sep 18, 2020	59.33	59.88	56.62	57.50
3732	NASDAQ	AMSF	Thu, Sep 17, 2020	59.99	60.45	58.50	58.64
3731	NASDAQ	AMSF	Wed, Sep 16, 2020	61.61	61.61	60.62	60.73
3730	NASDAQ	AMSF	Tue, Sep 15, 2020	63.82	63.82	61.50	61.61
3729	NASDAQ	AMSF	Mon, Sep 14, 2020	64.22	65.13	63.52	63.62
3728	NASDAQ	AMSF	Fri, Sep 11, 2020	64.03	64.42	63.50	63.87
3727	NASDAQ	AMSF	Thu, Sep 10, 2020	65.76	65.90	63.89	63.96
3726	NASDAQ	AMSF	Wed, Sep 9, 2020	65.16	66.57	64.49	65.09
3725	NASDAQ	AMSF	Tue, Sep 8, 2020	65.42	65.68	63.54	64.68
3724	NASDAQ	AMSF	Fri, Sep 4, 2020	67.01	67.15	65.24	65.66
3723	NASDAQ	AMSF	Thu, Sep 3, 2020	67.16	67.94	65.87	66.08
3722	NASDAQ	AMSF	Wed, Sep 2, 2020	66.62	68.22	66.62	67.10
3721	NASDAQ	AMSF	Tue, Sep 1, 2020	66.44	67.12	66.02	66.73
3720	NASDAQ	AMSF	Mon, Aug 31, 2020	66.81	66.97	65.93	66.73
3719	NASDAQ	AMSF	Fri, Aug 28, 2020	67.75	67.90	66.61	66.92
3718	NASDAQ	AMSF	Thu, Aug 27, 2020	65.59	67.73	65.35	67.26
3717	NASDAQ	AMSF	Wed, Aug 26, 2020	65.41	65.69	65.11	65.49
3716	NASDAQ	AMSF	Tue, Aug 25, 2020	65.95	66.59	65.26	65.68
3715	NASDAQ	AMSF	Mon, Aug 24, 2020	65.40	65.80	64.83	65.77
3714	NASDAQ	AMSF	Fri, Aug 21, 2020	64.81	65.67	64.57	65.14
3713	NASDAQ	AMSF	Thu, Aug 20, 2020	64.95	65.95	64.60	65.30
3712	NASDAQ	AMSF	Wed, Aug 19, 2020	65.82	66.61	65.33	65.44
3711	NASDAQ	AMSF	Tue, Aug 18, 2020	65.62	66.16	65.21	65.82
3710	NASDAQ	AMSF	Mon, Aug 17, 2020	66.49	66.49	65.32	65.82
3709	NASDAQ	AMSF	Fri, Aug 14, 2020	65.99	67.18	65.89	66.74
3708	NASDAQ	AMSF	Thu, Aug 13, 2020	66.61	66.70	65.81	66.19
3707	NASDAQ	AMSF	Wed, Aug 12, 2020	68.56	68.56	66.32	66.62
3706	NASDAQ	AMSF	Tue, Aug 11, 2020	68.11	69.47	67.59	67.90
3705	NASDAQ	AMSF	Mon, Aug 10, 2020	67.90	68.28	67.19	67.42
3704	NASDAQ	AMSF	Fri, Aug 7, 2020	64.73	67.86	64.73	67.75
3703	NASDAQ	AMSF	Thu, Aug 6, 2020	63.93	65.48	63.93	64.83
3702	NASDAQ	AMSF	Wed, Aug 5, 2020	63.46	65.18	62.61	64.10
3701	NASDAQ	AMSF	Tue, Aug 4, 2020	63.14	63.91	61.95	63.25
3700	NASDAQ	AMSF	Mon, Aug 3, 2020	64.03	64.68	63.23	63.45
3699	NASDAQ	AMSF	Fri, Jul 31, 2020	63.65	65.79	57.29	63.46
3698	NASDAQ	AMSF	Thu, Jul 30, 2020	63.36	64.85	63.12	63.98
3697	NASDAQ	AMSF	Wed, Jul 29, 2020	63.08	64.47	63.08	64.09
3696	NASDAQ	AMSF	Tue, Jul 28, 2020	63.16	63.42	61.85	62.68
3695	NASDAQ	AMSF	Mon, Jul 27, 2020	63.36	64.76	63.08	63.40
3694	NASDAQ	AMSF	Fri, Jul 24, 2020	63.61	63.77	63.10	63.60
3693	NASDAQ	AMSF	Thu, Jul 23, 2020	62.29	64.55	62.26	64.15
3692	NASDAQ	AMSF	Wed, Jul 22, 2020	63.24	63.97	61.88	62.72
3691	NASDAQ	AMSF	Tue, Jul 21, 2020	62.06	64.59	62.06	63.81
3690	NASDAQ	AMSF	Mon, Jul 20, 2020	62.23	62.52	60.92	61.40
3689	NASDAQ	AMSF	Fri, Jul 17, 2020	62.55	63.22	62.41	62.50
3688	NASDAQ	AMSF	Thu, Jul 16, 2020	63.36	63.70	62.26	62.85
3687	NASDAQ	AMSF	Wed, Jul 15, 2020	63.78	64.75	63.04	63.50
3686	NASDAQ	AMSF	Tue, Jul 14, 2020	62.83	63.31	61.79	62.59
3685	NASDAQ	AMSF	Mon, Jul 13, 2020	62.85	63.52	62.04	62.54
3684	NASDAQ	AMSF	Fri, Jul 10, 2020	59.57	62.40	58.49	62.02
3683	NASDAQ	AMSF	Thu, Jul 9, 2020	58.90	59.97	57.72	59.42
3682	NASDAQ	AMSF	Wed, Jul 8, 2020	59.00	59.77	58.31	59.19
3681	NASDAQ	AMSF	Tue, Jul 7, 2020	59.13	59.65	58.80	59.18
3680	NASDAQ	AMSF	Mon, Jul 6, 2020	61.04	62.10	59.56	59.67
3679	NASDAQ	AMSF	Thu, Jul 2, 2020	61.03	62.11	59.84	59.96
3678	NASDAQ	AMSF	Wed, Jul 1, 2020	61.11	61.89	60.05	60.07
3677	NASDAQ	AMSF	Tue, Jun 30, 2020	60.97	62.23	60.97	61.16
3676	NASDAQ	AMSF	Mon, Jun 29, 2020	59.72	61.57	59.72	60.95
3675	NASDAQ	AMSF	Fri, Jun 26, 2020	59.37	59.73	58.35	59.13
3674	NASDAQ	AMSF	Thu, Jun 25, 2020	59.08	60.12	58.35	59.98
3673	NASDAQ	AMSF	Wed, Jun 24, 2020	59.79	59.79	57.51	59.20
3672	NASDAQ	AMSF	Tue, Jun 23, 2020	60.51	61.30	60.31	60.54
3671	NASDAQ	AMSF	Mon, Jun 22, 2020	60.37	61.09	59.60	59.81
3670	NASDAQ	AMSF	Fri, Jun 19, 2020	61.81	62.47	60.07	60.82
3669	NASDAQ	AMSF	Thu, Jun 18, 2020	60.61	62.29	60.61	61.73
3668	NASDAQ	AMSF	Wed, Jun 17, 2020	62.02	62.36	60.43	61.20
3667	NASDAQ	AMSF	Tue, Jun 16, 2020	63.44	64.30	61.35	61.75
3666	NASDAQ	AMSF	Mon, Jun 15, 2020	59.65	62.70	59.65	61.47
3665	NASDAQ	AMSF	Fri, Jun 12, 2020	63.80	64.15	59.96	61.13
3664	NASDAQ	AMSF	Thu, Jun 11, 2020	62.15	63.77	61.67	62.00
3663	NASDAQ	AMSF	Wed, Jun 10, 2020	66.70	66.70	64.20	64.44
3662	NASDAQ	AMSF	Tue, Jun 9, 2020	66.29	67.64	65.43	66.58
3661	NASDAQ	AMSF	Mon, Jun 8, 2020	69.73	70.26	66.98	67.45
3660	NASDAQ	AMSF	Fri, Jun 5, 2020	67.30	70.26	64.80	69.03
3659	NASDAQ	AMSF	Thu, Jun 4, 2020	64.25	65.12	62.17	65.00
3658	NASDAQ	AMSF	Wed, Jun 3, 2020	64.25	65.83	63.83	65.00
3657	NASDAQ	AMSF	Tue, Jun 2, 2020	61.47	63.51	60.43	63.17
3656	NASDAQ	AMSF	Mon, Jun 1, 2020	61.67	61.91	60.97	61.07
3655	NASDAQ	AMSF	Fri, May 29, 2020	62.61	63.01	60.55	61.38
3654	NASDAQ	AMSF	Thu, May 28, 2020	64.08	64.37	62.75	63.06
3653	NASDAQ	AMSF	Wed, May 27, 2020	63.64	64.56	63.00	63.23
3652	NASDAQ	AMSF	Tue, May 26, 2020	64.30	64.63	62.39	62.71
3651	NASDAQ	AMSF	Fri, May 22, 2020	62.14	63.32	62.08	62.16
3650	NASDAQ	AMSF	Thu, May 21, 2020	61.55	62.51	61.53	61.99
3649	NASDAQ	AMSF	Wed, May 20, 2020	60.15	62.43	59.84	61.82
3648	NASDAQ	AMSF	Tue, May 19, 2020	59.11	61.13	58.97	59.16
3647	NASDAQ	AMSF	Mon, May 18, 2020	58.07	59.85	57.90	59.20
3646	NASDAQ	AMSF	Fri, May 15, 2020	55.01	56.01	54.69	55.84
3645	NASDAQ	AMSF	Thu, May 14, 2020	54.84	55.98	54.69	55.43
3644	NASDAQ	AMSF	Wed, May 13, 2020	57.74	57.74	55.98	56.16
3643	NASDAQ	AMSF	Tue, May 12, 2020	60.39	62.54	58.26	58.45
3642	NASDAQ	AMSF	Mon, May 11, 2020	60.77	61.67	60.31	60.31
3641	NASDAQ	AMSF	Fri, May 8, 2020	61.14	62.11	61.12	61.70
3640	NASDAQ	AMSF	Thu, May 7, 2020	60.77	61.36	59.82	60.02
3639	NASDAQ	AMSF	Wed, May 6, 2020	61.91	62.19	59.22	59.81
3638	NASDAQ	AMSF	Tue, May 5, 2020	63.08	63.93	61.59	61.77
3637	NASDAQ	AMSF	Mon, May 4, 2020	62.05	62.52	61.16	62.25
3636	NASDAQ	AMSF	Fri, May 1, 2020	62.76	63.81	61.72	62.50
3635	NASDAQ	AMSF	Thu, Apr 30, 2020	61.01	66.14	60.14	63.67
3634	NASDAQ	AMSF	Wed, Apr 29, 2020	65.61	67.76	64.51	66.20
3633	NASDAQ	AMSF	Tue, Apr 28, 2020	62.10	64.75	61.22	63.94
3632	NASDAQ	AMSF	Mon, Apr 27, 2020	59.60	61.60	59.50	60.91
3631	NASDAQ	AMSF	Fri, Apr 24, 2020	60.48	60.48	58.71	59.15
3630	NASDAQ	AMSF	Thu, Apr 23, 2020	61.15	61.41	60.23	60.31
3629	NASDAQ	AMSF	Wed, Apr 22, 2020	62.41	62.41	60.68	60.83
3628	NASDAQ	AMSF	Tue, Apr 21, 2020	61.42	62.54	61.01	61.30
3627	NASDAQ	AMSF	Mon, Apr 20, 2020	63.52	65.13	62.31	62.90
3626	NASDAQ	AMSF	Fri, Apr 17, 2020	63.37	66.09	62.10	64.76
3625	NASDAQ	AMSF	Thu, Apr 16, 2020	62.89	64.06	60.36	62.59
3624	NASDAQ	AMSF	Wed, Apr 15, 2020	64.66	66.98	62.36	62.70
3623	NASDAQ	AMSF	Tue, Apr 14, 2020	66.72	68.79	65.94	66.91
3622	NASDAQ	AMSF	Mon, Apr 13, 2020	67.92	68.00	66.21	66.74
3621	NASDAQ	AMSF	Thu, Apr 9, 2020	67.15	69.42	66.83	68.75
3620	NASDAQ	AMSF	Wed, Apr 8, 2020	66.91	67.16	63.29	66.12
3619	NASDAQ	AMSF	Tue, Apr 7, 2020	66.53	67.05	65.02	66.47
3618	NASDAQ	AMSF	Mon, Apr 6, 2020	64.73	65.89	62.85	65.36
3617	NASDAQ	AMSF	Fri, Apr 3, 2020	63.15	64.05	61.54	63.16
3616	NASDAQ	AMSF	Thu, Apr 2, 2020	63.05	65.57	62.63	63.26
3615	NASDAQ	AMSF	Wed, Apr 1, 2020	62.47	64.51	61.72	63.90
3614	NASDAQ	AMSF	Tue, Mar 31, 2020	61.80	65.07	61.80	64.47
3613	NASDAQ	AMSF	Mon, Mar 30, 2020	58.26	63.46	57.63	63.00
3612	NASDAQ	AMSF	Fri, Mar 27, 2020	57.74	59.90	57.07	57.63
3611	NASDAQ	AMSF	Thu, Mar 26, 2020	56.07	60.06	54.49	59.47
3610	NASDAQ	AMSF	Wed, Mar 25, 2020	55.36	57.86	54.09	55.23
3609	NASDAQ	AMSF	Tue, Mar 24, 2020	54.44	56.56	51.62	55.46
3608	NASDAQ	AMSF	Mon, Mar 23, 2020	54.15	54.36	50.07	52.46
3607	NASDAQ	AMSF	Fri, Mar 20, 2020	59.06	60.69	52.56	53.11
3606	NASDAQ	AMSF	Thu, Mar 19, 2020	53.64	61.01	53.23	59.54
3605	NASDAQ	AMSF	Wed, Mar 18, 2020	55.59	57.91	48.02	54.25
3604	NASDAQ	AMSF	Tue, Mar 17, 2020	51.59	59.69	50.01	59.35
3603	NASDAQ	AMSF	Mon, Mar 16, 2020	52.64	57.39	50.40	50.91
3602	NASDAQ	AMSF	Fri, Mar 13, 2020	56.36	57.62	53.51	57.38
3601	NASDAQ	AMSF	Thu, Mar 12, 2020	57.70	57.70	52.88	53.92
3600	NASDAQ	AMSF	Wed, Mar 11, 2020	62.40	62.58	59.76	60.99
3599	NASDAQ	AMSF	Tue, Mar 10, 2020	65.17	66.32	61.45	63.70
3598	NASDAQ	AMSF	Mon, Mar 9, 2020	65.62	65.87	62.80	63.94
3597	NASDAQ	AMSF	Fri, Mar 6, 2020	65.90	68.56	65.60	68.36
3596	NASDAQ	AMSF	Thu, Mar 5, 2020	66.79	67.22	66.36	67.22
3595	NASDAQ	AMSF	Wed, Mar 4, 2020	67.53	68.23	66.32	68.21
3594	NASDAQ	AMSF	Tue, Mar 3, 2020	68.17	68.92	66.45	67.10
3593	NASDAQ	AMSF	Mon, Mar 2, 2020	65.42	68.54	65.35	68.39
3592	NASDAQ	AMSF	Fri, Feb 28, 2020	70.69	71.20	64.30	65.17
3591	NASDAQ	AMSF	Thu, Feb 27, 2020	73.40	74.12	71.48	71.64
3590	NASDAQ	AMSF	Wed, Feb 26, 2020	74.14	75.12	73.50	74.32
3589	NASDAQ	AMSF	Tue, Feb 25, 2020	74.70	74.82	73.54	73.86
3588	NASDAQ	AMSF	Mon, Feb 24, 2020	74.17	75.73	73.87	74.75
3587	NASDAQ	AMSF	Fri, Feb 21, 2020	77.06	77.62	74.92	75.68
3586	NASDAQ	AMSF	Thu, Feb 20, 2020	77.28	80.65	75.99	76.26
3585	NASDAQ	AMSF	Wed, Feb 19, 2020	70.41	71.40	70.37	70.78
3584	NASDAQ	AMSF	Tue, Feb 18, 2020	69.81	70.37	69.16	70.04
3583	NASDAQ	AMSF	Fri, Feb 14, 2020	69.41	70.11	68.98	70.04
3582	NASDAQ	AMSF	Thu, Feb 13, 2020	69.01	69.73	68.79	69.43
3581	NASDAQ	AMSF	Wed, Feb 12, 2020	69.60	69.60	68.85	69.25
3580	NASDAQ	AMSF	Tue, Feb 11, 2020	68.77	69.40	68.57	69.35
3579	NASDAQ	AMSF	Mon, Feb 10, 2020	68.06	68.75	67.94	68.70
3578	NASDAQ	AMSF	Fri, Feb 7, 2020	68.49	68.94	67.63	68.09
3577	NASDAQ	AMSF	Thu, Feb 6, 2020	68.44	69.04	67.82	68.56
3576	NASDAQ	AMSF	Wed, Feb 5, 2020	68.52	68.61	67.32	68.34
3575	NASDAQ	AMSF	Tue, Feb 4, 2020	69.70	69.77	68.01	68.01
3574	NASDAQ	AMSF	Mon, Feb 3, 2020	68.43	69.18	68.43	69.11
3573	NASDAQ	AMSF	Fri, Jan 31, 2020	68.30	68.96	67.54	68.42
3572	NASDAQ	AMSF	Thu, Jan 30, 2020	66.24	68.60	65.26	68.40
3571	NASDAQ	AMSF	Wed, Jan 29, 2020	67.90	68.52	66.24	66.50
3570	NASDAQ	AMSF	Tue, Jan 28, 2020	67.00	67.90	67.00	67.74
3569	NASDAQ	AMSF	Mon, Jan 27, 2020	65.26	67.13	65.26	66.74
3568	NASDAQ	AMSF	Fri, Jan 24, 2020	67.31	67.31	65.43	66.18
3567	NASDAQ	AMSF	Thu, Jan 23, 2020	67.42	67.42	66.42	67.13
3566	NASDAQ	AMSF	Wed, Jan 22, 2020	68.26	68.38	67.42	67.53
3565	NASDAQ	AMSF	Tue, Jan 21, 2020	68.51	69.00	67.48	68.07
3564	NASDAQ	AMSF	Fri, Jan 17, 2020	68.80	68.80	68.25	68.60
3563	NASDAQ	AMSF	Thu, Jan 16, 2020	66.52	68.36	65.78	68.36
3562	NASDAQ	AMSF	Wed, Jan 15, 2020	65.44	66.46	65.40	66.27
3561	NASDAQ	AMSF	Tue, Jan 14, 2020	65.05	65.76	64.81	65.41
3560	NASDAQ	AMSF	Mon, Jan 13, 2020	64.91	65.40	64.66	65.12
3559	NASDAQ	AMSF	Fri, Jan 10, 2020	64.77	65.07	64.30	64.74
3558	NASDAQ	AMSF	Thu, Jan 9, 2020	65.07	65.34	64.71	64.89
3557	NASDAQ	AMSF	Wed, Jan 8, 2020	65.52	65.56	64.34	64.82
3556	NASDAQ	AMSF	Tue, Jan 7, 2020	65.99	66.56	65.21	65.47
3555	NASDAQ	AMSF	Mon, Jan 6, 2020	66.15	66.61	65.28	66.14
3554	NASDAQ	AMSF	Fri, Jan 3, 2020	65.70	66.72	65.27	66.36
3553	NASDAQ	AMSF	Thu, Jan 2, 2020	66.26	66.28	65.23	66.24
3552	NASDAQ	AMSF	Tue, Dec 31, 2019	65.97	66.54	65.97	66.03
3551	NASDAQ	AMSF	Mon, Dec 30, 2019	65.66	66.30	65.10	66.27
3550	NASDAQ	AMSF	Fri, Dec 27, 2019	65.25	66.05	64.70	65.66
3549	NASDAQ	AMSF	Thu, Dec 26, 2019	65.51	65.64	64.99	65.14
3548	NASDAQ	AMSF	Tue, Dec 24, 2019	65.30	65.69	65.04	65.31
3547	NASDAQ	AMSF	Mon, Dec 23, 2019	67.07	67.10	65.20	65.35
3546	NASDAQ	AMSF	Fri, Dec 20, 2019	67.79	67.93	66.51	66.84
3545	NASDAQ	AMSF	Thu, Dec 19, 2019	66.85	67.53	66.29	67.43
3544	NASDAQ	AMSF	Wed, Dec 18, 2019	67.29	67.40	66.53	66.75
3543	NASDAQ	AMSF	Tue, Dec 17, 2019	67.12	67.54	66.44	67.33
3542	NASDAQ	AMSF	Mon, Dec 16, 2019	67.44	67.81	66.71	66.99
3541	NASDAQ	AMSF	Fri, Dec 13, 2019	66.88	67.17	66.39	67.03
3540	NASDAQ	AMSF	Thu, Dec 12, 2019	66.66	67.10	66.66	66.77
3539	NASDAQ	AMSF	Wed, Dec 11, 2019	66.94	67.07	66.07	67.02
3538	NASDAQ	AMSF	Tue, Dec 10, 2019	67.03	67.52	66.75	66.86
3537	NASDAQ	AMSF	Mon, Dec 9, 2019	67.07	67.43	66.55	67.28
3536	NASDAQ	AMSF	Fri, Dec 6, 2019	66.47	67.73	66.16	67.30
3535	NASDAQ	AMSF	Thu, Dec 5, 2019	65.51	66.68	65.27	66.11
3534	NASDAQ	AMSF	Wed, Dec 4, 2019	65.51	66.24	65.30	65.37
3533	NASDAQ	AMSF	Tue, Dec 3, 2019	65.64	66.08	65.12	65.33
3532	NASDAQ	AMSF	Mon, Dec 2, 2019	67.49	67.63	65.29	65.67
3531	NASDAQ	AMSF	Fri, Nov 29, 2019	67.35	67.65	67.14	67.60
3530	NASDAQ	AMSF	Wed, Nov 27, 2019	67.16	67.49	66.85	67.35
3529	NASDAQ	AMSF	Tue, Nov 26, 2019	67.09	67.37	66.67	66.87
3528	NASDAQ	AMSF	Mon, Nov 25, 2019	65.87	67.52	65.66	66.94
3527	NASDAQ	AMSF	Fri, Nov 22, 2019	66.77	66.77	65.68	65.72
3526	NASDAQ	AMSF	Thu, Nov 21, 2019	67.74	67.74	66.24	66.48
3525	NASDAQ	AMSF	Wed, Nov 20, 2019	66.63	67.72	66.34	67.55
3524	NASDAQ	AMSF	Tue, Nov 19, 2019	65.30	67.08	65.30	66.96
3523	NASDAQ	AMSF	Mon, Nov 18, 2019	65.45	65.62	65.24	65.50
3522	NASDAQ	AMSF	Fri, Nov 15, 2019	66.36	66.41	65.24	65.46
3521	NASDAQ	AMSF	Thu, Nov 14, 2019	67.09	67.10	65.73	66.35
3520	NASDAQ	AMSF	Wed, Nov 13, 2019	67.38	67.70	66.94	67.03
3519	NASDAQ	AMSF	Tue, Nov 12, 2019	67.10	67.88	66.61	67.55
3518	NASDAQ	AMSF	Mon, Nov 11, 2019	70.50	71.07	69.82	70.60
3517	NASDAQ	AMSF	Fri, Nov 8, 2019	69.72	70.37	69.72	70.12
3516	NASDAQ	AMSF	Thu, Nov 7, 2019	71.70	71.87	69.34	69.72
3515	NASDAQ	AMSF	Wed, Nov 6, 2019	70.55	71.75	70.21	71.25
3514	NASDAQ	AMSF	Tue, Nov 5, 2019	70.05	70.69	69.73	70.33
3513	NASDAQ	AMSF	Mon, Nov 4, 2019	69.47	70.42	68.60	70.01
3512	NASDAQ	AMSF	Fri, Nov 1, 2019	68.49	71.99	66.83	68.77
3511	NASDAQ	AMSF	Thu, Oct 31, 2019	63.81	64.10	63.01	63.53
3510	NASDAQ	AMSF	Wed, Oct 30, 2019	63.60	64.18	63.30	63.97
3509	NASDAQ	AMSF	Tue, Oct 29, 2019	62.84	64.04	62.69	63.73
3508	NASDAQ	AMSF	Mon, Oct 28, 2019	62.57	63.34	62.44	62.91
3507	NASDAQ	AMSF	Fri, Oct 25, 2019	63.27	63.27	62.35	62.45
3506	NASDAQ	AMSF	Thu, Oct 24, 2019	64.44	64.44	63.29	63.47
3505	NASDAQ	AMSF	Wed, Oct 23, 2019	64.89	64.89	63.97	64.35
3504	NASDAQ	AMSF	Tue, Oct 22, 2019	65.49	65.71	65.03	65.03
3503	NASDAQ	AMSF	Mon, Oct 21, 2019	65.19	65.91	64.98	65.48
3502	NASDAQ	AMSF	Fri, Oct 18, 2019	64.62	65.09	64.29	64.97
3501	NASDAQ	AMSF	Thu, Oct 17, 2019	64.26	64.95	64.02	64.82
3500	NASDAQ	AMSF	Wed, Oct 16, 2019	63.51	64.43	63.51	64.25
3499	NASDAQ	AMSF	Tue, Oct 15, 2019	63.80	64.52	63.48	63.66
3498	NASDAQ	AMSF	Mon, Oct 14, 2019	63.78	64.44	63.47	63.81
3497	NASDAQ	AMSF	Fri, Oct 11, 2019	64.38	65.05	63.82	63.92
3496	NASDAQ	AMSF	Thu, Oct 10, 2019	64.85	65.08	63.81	63.85
3495	NASDAQ	AMSF	Wed, Oct 9, 2019	66.26	66.26	64.71	64.82
3494	NASDAQ	AMSF	Tue, Oct 8, 2019	67.20	67.67	65.89	65.99
3493	NASDAQ	AMSF	Mon, Oct 7, 2019	67.60	68.13	67.06	67.59
3492	NASDAQ	AMSF	Fri, Oct 4, 2019	66.72	67.85	66.72	67.81
3491	NASDAQ	AMSF	Thu, Oct 3, 2019	65.41	66.66	65.25	66.55
3490	NASDAQ	AMSF	Wed, Oct 2, 2019	65.34	65.75	64.86	65.48
3489	NASDAQ	AMSF	Tue, Oct 1, 2019	66.16	66.75	65.57	65.82
3488	NASDAQ	AMSF	Mon, Sep 30, 2019	66.06	66.90	65.94	66.11
3487	NASDAQ	AMSF	Fri, Sep 27, 2019	66.71	66.75	65.72	66.00
3486	NASDAQ	AMSF	Thu, Sep 26, 2019	66.92	67.30	66.39	66.64
3485	NASDAQ	AMSF	Wed, Sep 25, 2019	66.92	67.56	66.90	67.06
3484	NASDAQ	AMSF	Tue, Sep 24, 2019	67.00	67.29	66.65	66.89
3483	NASDAQ	AMSF	Mon, Sep 23, 2019	66.85	67.34	66.61	66.82
3482	NASDAQ	AMSF	Fri, Sep 20, 2019	66.00	67.33	65.83	67.10
3481	NASDAQ	AMSF	Thu, Sep 19, 2019	66.06	66.79	65.95	66.02
3480	NASDAQ	AMSF	Wed, Sep 18, 2019	66.93	67.42	65.73	66.01
3479	NASDAQ	AMSF	Tue, Sep 17, 2019	66.45	67.26	66.38	66.79
3478	NASDAQ	AMSF	Mon, Sep 16, 2019	66.69	66.69	66.13	66.31
3477	NASDAQ	AMSF	Fri, Sep 13, 2019	66.89	67.29	66.20	67.05
3476	NASDAQ	AMSF	Thu, Sep 12, 2019	67.62	67.71	66.33	66.69
3475	NASDAQ	AMSF	Wed, Sep 11, 2019	66.30	67.74	65.84	67.36
3474	NASDAQ	AMSF	Tue, Sep 10, 2019	67.07	67.37	65.79	66.06
3473	NASDAQ	AMSF	Mon, Sep 9, 2019	67.78	67.93	66.58	67.10
3472	NASDAQ	AMSF	Fri, Sep 6, 2019	67.86	68.76	67.69	67.76
3471	NASDAQ	AMSF	Thu, Sep 5, 2019	68.51	68.70	67.49	67.76
3470	NASDAQ	AMSF	Wed, Sep 4, 2019	68.33	68.48	67.66	68.24
3469	NASDAQ	AMSF	Tue, Sep 3, 2019	68.42	68.86	67.67	67.86
3468	NASDAQ	AMSF	Fri, Aug 30, 2019	68.70	68.91	68.04	68.70
3467	NASDAQ	AMSF	Thu, Aug 29, 2019	68.55	69.00	68.17	68.53
3466	NASDAQ	AMSF	Wed, Aug 28, 2019	67.56	68.65	67.44	68.15
3465	NASDAQ	AMSF	Tue, Aug 27, 2019	68.55	68.69	67.58	67.78
3464	NASDAQ	AMSF	Mon, Aug 26, 2019	68.22	68.64	67.60	68.30
3463	NASDAQ	AMSF	Fri, Aug 23, 2019	69.31	69.72	67.43	67.78
3462	NASDAQ	AMSF	Thu, Aug 22, 2019	68.69	69.73	68.32	69.45
3461	NASDAQ	AMSF	Wed, Aug 21, 2019	68.61	68.91	68.21	68.68
3460	NASDAQ	AMSF	Tue, Aug 20, 2019	69.19	69.41	68.16	68.36
3459	NASDAQ	AMSF	Mon, Aug 19, 2019	68.85	69.97	68.73	69.30
3458	NASDAQ	AMSF	Fri, Aug 16, 2019	67.76	68.99	67.67	68.83
3457	NASDAQ	AMSF	Thu, Aug 15, 2019	66.66	68.04	66.56	67.48
3456	NASDAQ	AMSF	Wed, Aug 14, 2019	66.42	66.95	66.10	66.56
3455	NASDAQ	AMSF	Tue, Aug 13, 2019	66.43	67.34	66.06	66.90
3454	NASDAQ	AMSF	Mon, Aug 12, 2019	66.05	66.94	65.51	66.41
3453	NASDAQ	AMSF	Fri, Aug 9, 2019	66.48	66.69	65.57	66.03
3452	NASDAQ	AMSF	Thu, Aug 8, 2019	66.11	67.74	65.81	66.39
3451	NASDAQ	AMSF	Wed, Aug 7, 2019	65.23	66.03	64.16	65.76
3450	NASDAQ	AMSF	Tue, Aug 6, 2019	64.59	65.78	64.42	65.42
3449	NASDAQ	AMSF	Mon, Aug 5, 2019	64.76	65.74	63.08	64.28
3448	NASDAQ	AMSF	Fri, Aug 2, 2019	65.68	65.93	64.96	65.51
3447	NASDAQ	AMSF	Thu, Aug 1, 2019	66.99	66.99	64.80	65.52
3446	NASDAQ	AMSF	Wed, Jul 31, 2019	65.62	66.67	64.91	65.06
3445	NASDAQ	AMSF	Tue, Jul 30, 2019	64.53	65.91	64.53	65.61
3444	NASDAQ	AMSF	Mon, Jul 29, 2019	65.56	66.04	64.50	64.50
3443	NASDAQ	AMSF	Fri, Jul 26, 2019	64.83	65.78	64.68	65.55
3442	NASDAQ	AMSF	Thu, Jul 25, 2019	65.46	65.49	64.56	64.88
3441	NASDAQ	AMSF	Wed, Jul 24, 2019	64.32	65.70	64.08	65.31
3440	NASDAQ	AMSF	Tue, Jul 23, 2019	65.26	65.26	64.20	64.53
3439	NASDAQ	AMSF	Mon, Jul 22, 2019	64.99	65.43	64.24	65.16
3438	NASDAQ	AMSF	Fri, Jul 19, 2019	66.40	66.85	64.84	65.03
3437	NASDAQ	AMSF	Thu, Jul 18, 2019	66.01	66.83	65.87	66.33
3436	NASDAQ	AMSF	Wed, Jul 17, 2019	65.43	66.26	65.17	66.14
3435	NASDAQ	AMSF	Tue, Jul 16, 2019	65.37	66.05	64.89	65.58
3434	NASDAQ	AMSF	Mon, Jul 15, 2019	64.66	65.48	64.23	65.12
3433	NASDAQ	AMSF	Fri, Jul 12, 2019	64.18	64.89	63.95	64.75
3432	NASDAQ	AMSF	Thu, Jul 11, 2019	64.62	64.87	63.87	63.94
3431	NASDAQ	AMSF	Wed, Jul 10, 2019	63.96	65.04	63.96	64.58
3430	NASDAQ	AMSF	Tue, Jul 9, 2019	63.55	64.02	63.22	63.79
3429	NASDAQ	AMSF	Mon, Jul 8, 2019	64.29	64.77	63.56	63.74
3428	NASDAQ	AMSF	Fri, Jul 5, 2019	63.92	64.57	63.39	64.38
3427	NASDAQ	AMSF	Wed, Jul 3, 2019	63.41	64.14	63.29	64.13
3426	NASDAQ	AMSF	Tue, Jul 2, 2019	63.58	63.81	62.77	63.28
3425	NASDAQ	AMSF	Mon, Jul 1, 2019	63.89	64.13	62.93	63.48
3424	NASDAQ	AMSF	Fri, Jun 28, 2019	62.21	64.16	62.05	63.77
3423	NASDAQ	AMSF	Thu, Jun 27, 2019	60.71	62.32	60.25	62.32
3422	NASDAQ	AMSF	Wed, Jun 26, 2019	62.42	62.82	60.42	60.61
3421	NASDAQ	AMSF	Tue, Jun 25, 2019	63.47	63.47	61.97	62.43
3420	NASDAQ	AMSF	Mon, Jun 24, 2019	63.63	64.16	63.29	63.30
3419	NASDAQ	AMSF	Fri, Jun 21, 2019	63.09	64.23	61.52	63.53
3418	NASDAQ	AMSF	Thu, Jun 20, 2019	61.50	64.38	61.15	63.33
3417	NASDAQ	AMSF	Wed, Jun 19, 2019	61.40	61.53	60.65	61.02
3416	NASDAQ	AMSF	Tue, Jun 18, 2019	61.35	62.14	60.96	61.18
3415	NASDAQ	AMSF	Mon, Jun 17, 2019	61.44	62.17	60.60	61.24
3414	NASDAQ	AMSF	Fri, Jun 14, 2019	60.90	62.76	60.90	61.34
3413	NASDAQ	AMSF	Thu, Jun 13, 2019	60.44	61.24	59.83	60.80
3412	NASDAQ	AMSF	Wed, Jun 12, 2019	60.15	60.63	60.12	60.12
3411	NASDAQ	AMSF	Tue, Jun 11, 2019	61.11	61.11	59.72	60.15
3410	NASDAQ	AMSF	Mon, Jun 10, 2019	60.80	61.45	60.45	60.97
3409	NASDAQ	AMSF	Fri, Jun 7, 2019	60.76	61.70	60.48	60.91
3408	NASDAQ	AMSF	Thu, Jun 6, 2019	60.44	60.77	59.91	60.60
3407	NASDAQ	AMSF	Wed, Jun 5, 2019	60.57	60.72	60.00	60.57
3406	NASDAQ	AMSF	Tue, Jun 4, 2019	60.48	60.71	59.36	60.57
3405	NASDAQ	AMSF	Mon, Jun 3, 2019	59.71	60.33	58.96	59.95
3404	NASDAQ	AMSF	Fri, May 31, 2019	59.28	59.82	58.70	59.57
3403	NASDAQ	AMSF	Thu, May 30, 2019	59.83	60.66	59.22	59.58
3402	NASDAQ	AMSF	Wed, May 29, 2019	59.83	60.26	59.08	59.60
3401	NASDAQ	AMSF	Tue, May 28, 2019	60.79	61.03	59.84	59.95
3400	NASDAQ	AMSF	Fri, May 24, 2019	60.38	60.79	60.17	60.79
3399	NASDAQ	AMSF	Thu, May 23, 2019	59.71	60.27	59.53	60.14
3398	NASDAQ	AMSF	Wed, May 22, 2019	59.91	60.36	59.13	60.09
3397	NASDAQ	AMSF	Tue, May 21, 2019	59.90	60.48	59.74	59.92
3396	NASDAQ	AMSF	Mon, May 20, 2019	58.95	60.13	58.78	59.69
3395	NASDAQ	AMSF	Fri, May 17, 2019	59.80	60.27	59.06	59.06
3394	NASDAQ	AMSF	Thu, May 16, 2019	60.33	60.96	60.11	60.18
3393	NASDAQ	AMSF	Wed, May 15, 2019	59.53	60.66	59.30	60.31
3392	NASDAQ	AMSF	Tue, May 14, 2019	59.00	59.97	58.79	59.57
3391	NASDAQ	AMSF	Mon, May 13, 2019	59.80	59.80	58.61	58.98
3390	NASDAQ	AMSF	Fri, May 10, 2019	59.22	60.39	58.76	60.34
3389	NASDAQ	AMSF	Thu, May 9, 2019	58.94	59.83	58.55	59.22
3388	NASDAQ	AMSF	Wed, May 8, 2019	59.45	60.08	58.86	58.96
3387	NASDAQ	AMSF	Tue, May 7, 2019	60.56	60.56	59.10	59.38
3386	NASDAQ	AMSF	Mon, May 6, 2019	60.37	61.42	60.17	60.84
3385	NASDAQ	AMSF	Fri, May 3, 2019	59.88	61.00	59.88	60.70
3384	NASDAQ	AMSF	Thu, May 2, 2019	60.31	60.32	58.43	59.83
3383	NASDAQ	AMSF	Wed, May 1, 2019	59.17	59.66	57.69	58.86
3382	NASDAQ	AMSF	Tue, Apr 30, 2019	58.72	59.27	58.05	59.22
3381	NASDAQ	AMSF	Mon, Apr 29, 2019	59.20	59.38	58.48	58.60
3380	NASDAQ	AMSF	Fri, Apr 26, 2019	58.87	59.30	58.16	58.99
3379	NASDAQ	AMSF	Thu, Apr 25, 2019	58.76	58.85	57.37	58.77
3378	NASDAQ	AMSF	Wed, Apr 24, 2019	58.42	59.17	58.42	58.87
3377	NASDAQ	AMSF	Tue, Apr 23, 2019	58.51	59.17	57.59	58.47
3376	NASDAQ	AMSF	Mon, Apr 22, 2019	58.59	58.87	57.61	58.26
3375	NASDAQ	AMSF	Thu, Apr 18, 2019	58.85	59.35	58.55	58.71
3374	NASDAQ	AMSF	Wed, Apr 17, 2019	59.34	59.34	58.19	58.69
3373	NASDAQ	AMSF	Tue, Apr 16, 2019	58.59	59.23	58.38	59.23
3372	NASDAQ	AMSF	Mon, Apr 15, 2019	58.84	58.93	58.32	58.38
3371	NASDAQ	AMSF	Fri, Apr 12, 2019	58.97	59.39	58.48	58.67
3370	NASDAQ	AMSF	Thu, Apr 11, 2019	58.44	59.30	58.11	58.61
3369	NASDAQ	AMSF	Wed, Apr 10, 2019	57.08	58.27	57.00	58.24
3368	NASDAQ	AMSF	Tue, Apr 9, 2019	57.25	57.47	56.65	56.96
3367	NASDAQ	AMSF	Mon, Apr 8, 2019	57.29	57.72	56.80	57.28
3366	NASDAQ	AMSF	Fri, Apr 5, 2019	57.74	57.74	57.08	57.30
3365	NASDAQ	AMSF	Thu, Apr 4, 2019	58.05	58.14	57.51	57.60
3364	NASDAQ	AMSF	Wed, Apr 3, 2019	58.19	58.19	57.01	58.04
3363	NASDAQ	AMSF	Tue, Apr 2, 2019	58.87	59.05	57.63	57.90
3362	NASDAQ	AMSF	Mon, Apr 1, 2019	59.56	60.00	58.61	58.83
3361	NASDAQ	AMSF	Fri, Mar 29, 2019	59.55	59.90	58.76	59.40
3360	NASDAQ	AMSF	Thu, Mar 28, 2019	59.83	60.10	58.84	59.41
3359	NASDAQ	AMSF	Wed, Mar 27, 2019	59.15	60.09	58.59	59.84
3358	NASDAQ	AMSF	Tue, Mar 26, 2019	58.67	59.47	58.46	59.22
3357	NASDAQ	AMSF	Mon, Mar 25, 2019	58.26	58.84	57.88	58.37
3356	NASDAQ	AMSF	Fri, Mar 22, 2019	59.34	59.59	58.19	58.27
3355	NASDAQ	AMSF	Thu, Mar 21, 2019	59.39	60.50	59.39	59.49
3354	NASDAQ	AMSF	Wed, Mar 20, 2019	60.21	61.05	59.27	59.39
3353	NASDAQ	AMSF	Tue, Mar 19, 2019	60.93	60.94	59.63	60.04
3352	NASDAQ	AMSF	Mon, Mar 18, 2019	61.08	62.38	60.67	60.71
3351	NASDAQ	AMSF	Fri, Mar 15, 2019	60.32	61.14	60.28	60.75
3350	NASDAQ	AMSF	Thu, Mar 14, 2019	60.49	60.67	60.22	60.37
3349	NASDAQ	AMSF	Wed, Mar 13, 2019	61.04	61.17	60.39	60.41
3348	NASDAQ	AMSF	Tue, Mar 12, 2019	61.17	61.47	60.76	60.91
3347	NASDAQ	AMSF	Mon, Mar 11, 2019	61.01	61.26	60.36	61.03
3346	NASDAQ	AMSF	Fri, Mar 8, 2019	60.59	61.13	60.59	60.83
3345	NASDAQ	AMSF	Thu, Mar 7, 2019	61.52	61.74	60.52	60.76
3344	NASDAQ	AMSF	Wed, Mar 6, 2019	62.49	62.54	61.19	61.66
3343	NASDAQ	AMSF	Tue, Mar 5, 2019	61.93	62.38	61.48	62.38
3342	NASDAQ	AMSF	Mon, Mar 4, 2019	62.32	62.32	61.05	61.80
3341	NASDAQ	AMSF	Fri, Mar 1, 2019	63.28	63.28	61.81	62.12
3340	NASDAQ	AMSF	Thu, Feb 28, 2019	61.97	63.12	61.64	63.11
3339	NASDAQ	AMSF	Wed, Feb 27, 2019	61.98	62.10	61.09	61.56
3338	NASDAQ	AMSF	Tue, Feb 26, 2019	62.25	62.68	61.80	61.85
3337	NASDAQ	AMSF	Mon, Feb 25, 2019	63.14	63.43	62.17	62.20
3336	NASDAQ	AMSF	Fri, Feb 22, 2019	63.44	63.69	62.96	63.00
3335	NASDAQ	AMSF	Thu, Feb 21, 2019	63.82	64.28	62.94	63.23
3334	NASDAQ	AMSF	Wed, Feb 20, 2019	64.35	64.64	63.65	63.79
3333	NASDAQ	AMSF	Tue, Feb 19, 2019	63.92	64.65	63.90	64.34
3332	NASDAQ	AMSF	Fri, Feb 15, 2019	63.96	65.10	63.93	64.16
3331	NASDAQ	AMSF	Thu, Feb 14, 2019	63.23	64.56	62.90	63.59
3330	NASDAQ	AMSF	Wed, Feb 13, 2019	62.33	63.32	62.33	63.25
3329	NASDAQ	AMSF	Tue, Feb 12, 2019	61.77	62.36	61.72	62.28
3328	NASDAQ	AMSF	Mon, Feb 11, 2019	60.69	61.58	60.31	61.52
3327	NASDAQ	AMSF	Fri, Feb 8, 2019	60.05	60.84	59.99	60.78
3326	NASDAQ	AMSF	Thu, Feb 7, 2019	59.51	60.19	59.19	60.14
3325	NASDAQ	AMSF	Wed, Feb 6, 2019	59.75	60.15	59.25	59.70
3324	NASDAQ	AMSF	Tue, Feb 5, 2019	59.26	60.12	59.13	59.97
3323	NASDAQ	AMSF	Mon, Feb 4, 2019	59.13	59.39	58.84	59.38
3322	NASDAQ	AMSF	Fri, Feb 1, 2019	59.41	59.41	58.44	59.13
3321	NASDAQ	AMSF	Thu, Jan 31, 2019	59.87	60.00	58.76	59.41
3320	NASDAQ	AMSF	Wed, Jan 30, 2019	58.94	59.90	58.56	59.79
3319	NASDAQ	AMSF	Tue, Jan 29, 2019	58.55	58.90	58.47	58.76
3318	NASDAQ	AMSF	Mon, Jan 28, 2019	57.59	58.76	57.57	58.55
3317	NASDAQ	AMSF	Fri, Jan 25, 2019	56.98	57.65	56.13	57.60
3316	NASDAQ	AMSF	Thu, Jan 24, 2019	56.70	57.03	56.19	56.81
3315	NASDAQ	AMSF	Wed, Jan 23, 2019	55.41	56.82	53.43	56.59
3314	NASDAQ	AMSF	Tue, Jan 22, 2019	55.13	55.75	54.64	55.41
3313	NASDAQ	AMSF	Fri, Jan 18, 2019	55.47	56.05	55.20	55.41
3312	NASDAQ	AMSF	Thu, Jan 17, 2019	54.82	55.82	54.82	55.44
3311	NASDAQ	AMSF	Wed, Jan 16, 2019	54.91	55.78	54.56	55.13
3310	NASDAQ	AMSF	Tue, Jan 15, 2019	53.98	54.87	53.87	54.87
3309	NASDAQ	AMSF	Mon, Jan 14, 2019	54.69	54.78	53.96	54.05
3308	NASDAQ	AMSF	Fri, Jan 11, 2019	54.48	55.13	54.01	54.80
3307	NASDAQ	AMSF	Thu, Jan 10, 2019	54.18	55.26	54.02	54.65
3306	NASDAQ	AMSF	Wed, Jan 9, 2019	54.87	55.40	54.28	54.39
3305	NASDAQ	AMSF	Tue, Jan 8, 2019	55.51	56.35	54.83	54.89
3304	NASDAQ	AMSF	Mon, Jan 7, 2019	56.10	56.55	55.21	55.28
3303	NASDAQ	AMSF	Fri, Jan 4, 2019	55.17	56.40	54.74	56.27
3302	NASDAQ	AMSF	Thu, Jan 3, 2019	54.94	55.36	54.38	54.92
3301	NASDAQ	AMSF	Wed, Jan 2, 2019	56.29	56.29	54.82	54.97
3300	NASDAQ	AMSF	Mon, Dec 31, 2018	56.32	56.73	55.97	56.69
3299	NASDAQ	AMSF	Fri, Dec 28, 2018	56.09	56.73	55.67	56.31
3298	NASDAQ	AMSF	Thu, Dec 27, 2018	55.51	55.87	54.32	55.87
3297	NASDAQ	AMSF	Wed, Dec 26, 2018	55.30	56.00	53.38	55.88
3296	NASDAQ	AMSF	Mon, Dec 24, 2018	55.84	57.13	50.45	55.10
3295	NASDAQ	AMSF	Fri, Dec 21, 2018	56.88	57.41	55.85	56.09
3294	NASDAQ	AMSF	Thu, Dec 20, 2018	56.97	57.36	56.29	56.81
3293	NASDAQ	AMSF	Wed, Dec 19, 2018	58.60	59.54	56.92	57.01
3292	NASDAQ	AMSF	Tue, Dec 18, 2018	58.97	59.52	58.55	58.61
3291	NASDAQ	AMSF	Mon, Dec 17, 2018	60.04	60.21	58.28	58.56
3290	NASDAQ	AMSF	Fri, Dec 14, 2018	59.68	60.37	59.07	60.27
3289	NASDAQ	AMSF	Thu, Dec 13, 2018	60.08	61.14	59.15	59.90
3288	NASDAQ	AMSF	Wed, Dec 12, 2018	64.20	64.57	63.43	63.61
3287	NASDAQ	AMSF	Tue, Dec 11, 2018	63.50	64.34	63.10	63.61
3286	NASDAQ	AMSF	Mon, Dec 10, 2018	63.00	63.09	61.64	63.01
3285	NASDAQ	AMSF	Fri, Dec 7, 2018	63.18	63.74	62.07	62.98
3284	NASDAQ	AMSF	Thu, Dec 6, 2018	62.22	63.27	61.79	63.12
3283	NASDAQ	AMSF	Tue, Dec 4, 2018	64.89	65.18	62.69	62.72
3282	NASDAQ	AMSF	Mon, Dec 3, 2018	65.09	65.10	63.10	64.89
3281	NASDAQ	AMSF	Fri, Nov 30, 2018	62.98	64.77	62.66	64.59
3280	NASDAQ	AMSF	Thu, Nov 29, 2018	63.54	64.00	62.85	63.02
3279	NASDAQ	AMSF	Wed, Nov 28, 2018	64.20	64.55	63.11	63.76
3278	NASDAQ	AMSF	Tue, Nov 27, 2018	64.60	64.80	64.00	64.11
3277	NASDAQ	AMSF	Mon, Nov 26, 2018	64.62	65.21	64.62	64.66
3276	NASDAQ	AMSF	Fri, Nov 23, 2018	63.99	64.86	63.87	64.47
3275	NASDAQ	AMSF	Wed, Nov 21, 2018	64.20	64.46	63.53	63.99
3274	NASDAQ	AMSF	Tue, Nov 20, 2018	64.10	64.30	63.81	64.02
3273	NASDAQ	AMSF	Mon, Nov 19, 2018	63.80	64.20	63.46	64.14
3272	NASDAQ	AMSF	Fri, Nov 16, 2018	63.64	64.10	63.29	63.90
3271	NASDAQ	AMSF	Thu, Nov 15, 2018	63.22	64.46	62.55	64.06
3270	NASDAQ	AMSF	Wed, Nov 14, 2018	64.49	65.36	63.27	63.30
3269	NASDAQ	AMSF	Tue, Nov 13, 2018	64.57	65.49	63.97	64.33
3268	NASDAQ	AMSF	Mon, Nov 12, 2018	64.50	65.98	64.48	64.53
3267	NASDAQ	AMSF	Fri, Nov 9, 2018	65.59	65.96	64.45	64.56
3266	NASDAQ	AMSF	Thu, Nov 8, 2018	65.00	66.17	64.77	65.60
3265	NASDAQ	AMSF	Wed, Nov 7, 2018	65.49	66.20	64.91	65.00
3264	NASDAQ	AMSF	Tue, Nov 6, 2018	64.29	65.44	64.29	65.20
3263	NASDAQ	AMSF	Mon, Nov 5, 2018	64.42	64.82	63.78	64.28
3262	NASDAQ	AMSF	Fri, Nov 2, 2018	64.31	64.60	64.00	64.40
3261	NASDAQ	AMSF	Thu, Nov 1, 2018	65.33	65.72	64.01	64.07
3260	NASDAQ	AMSF	Wed, Oct 31, 2018	67.15	67.15	65.01	65.09
3259	NASDAQ	AMSF	Tue, Oct 30, 2018	67.13	67.44	66.06	66.64
3258	NASDAQ	AMSF	Mon, Oct 29, 2018	67.76	67.76	66.23	67.00
3257	NASDAQ	AMSF	Fri, Oct 26, 2018	66.57	67.24	65.84	66.92
3256	NASDAQ	AMSF	Thu, Oct 25, 2018	66.00	67.96	62.78	66.95
3255	NASDAQ	AMSF	Wed, Oct 24, 2018	63.33	63.78	62.15	62.16
3254	NASDAQ	AMSF	Tue, Oct 23, 2018	63.19	64.25	63.19	63.45
3253	NASDAQ	AMSF	Mon, Oct 22, 2018	63.32	64.09	63.21	63.60
3252	NASDAQ	AMSF	Fri, Oct 19, 2018	62.20	63.40	61.81	63.09
3251	NASDAQ	AMSF	Thu, Oct 18, 2018	62.57	62.75	62.13	62.25
3250	NASDAQ	AMSF	Wed, Oct 17, 2018	62.76	62.76	62.17	62.58
3249	NASDAQ	AMSF	Tue, Oct 16, 2018	62.02	63.26	61.48	62.84
3248	NASDAQ	AMSF	Mon, Oct 15, 2018	60.48	61.86	60.48	61.73
3247	NASDAQ	AMSF	Fri, Oct 12, 2018	61.52	62.42	59.13	60.26
3246	NASDAQ	AMSF	Thu, Oct 11, 2018	62.33	63.30	60.89	60.98
3245	NASDAQ	AMSF	Wed, Oct 10, 2018	63.09	63.39	62.14	62.42
3244	NASDAQ	AMSF	Tue, Oct 9, 2018	62.44	63.46	61.38	63.05
3243	NASDAQ	AMSF	Mon, Oct 8, 2018	61.13	62.76	60.83	62.49
3242	NASDAQ	AMSF	Fri, Oct 5, 2018	61.39	61.78	60.73	61.03
3241	NASDAQ	AMSF	Thu, Oct 4, 2018	61.61	61.61	60.90	61.27
3240	NASDAQ	AMSF	Wed, Oct 3, 2018	60.97	61.87	60.52	61.62
3239	NASDAQ	AMSF	Tue, Oct 2, 2018	60.44	61.11	59.90	60.81
3238	NASDAQ	AMSF	Mon, Oct 1, 2018	62.14	62.85	60.21	60.45
3237	NASDAQ	AMSF	Fri, Sep 28, 2018	61.00	62.40	60.95	61.95
3236	NASDAQ	AMSF	Thu, Sep 27, 2018	61.55	61.85	61.10	61.10
3235	NASDAQ	AMSF	Wed, Sep 26, 2018	62.50	62.80	61.40	61.45
3234	NASDAQ	AMSF	Tue, Sep 25, 2018	62.75	63.20	62.35	62.40
3233	NASDAQ	AMSF	Mon, Sep 24, 2018	63.55	64.15	62.20	62.55
3232	NASDAQ	AMSF	Fri, Sep 21, 2018	63.40	63.75	63.20	63.75
3231	NASDAQ	AMSF	Thu, Sep 20, 2018	63.70	64.35	63.38	63.50
3230	NASDAQ	AMSF	Wed, Sep 19, 2018	63.75	64.30	63.30	63.45
3229	NASDAQ	AMSF	Tue, Sep 18, 2018	64.10	64.50	62.90	63.85
3228	NASDAQ	AMSF	Mon, Sep 17, 2018	64.75	64.75	63.95	64.15
3227	NASDAQ	AMSF	Fri, Sep 14, 2018	64.05	65.25	63.55	64.80
3226	NASDAQ	AMSF	Thu, Sep 13, 2018	64.58	64.58	63.75	63.95
3225	NASDAQ	AMSF	Wed, Sep 12, 2018	63.10	64.00	63.10	63.85
3224	NASDAQ	AMSF	Tue, Sep 11, 2018	63.75	64.33	63.00	63.20
3223	NASDAQ	AMSF	Mon, Sep 10, 2018	64.45	64.55	63.50	63.90
3222	NASDAQ	AMSF	Fri, Sep 7, 2018	64.43	64.80	63.85	64.40
3221	NASDAQ	AMSF	Thu, Sep 6, 2018	63.30	64.15	63.30	64.05
3220	NASDAQ	AMSF	Wed, Sep 5, 2018	63.35	64.00	63.30	63.80
3219	NASDAQ	AMSF	Tue, Sep 4, 2018	63.60	63.80	62.75	63.25
3218	NASDAQ	AMSF	Fri, Aug 31, 2018	63.10	63.95	62.85	63.80
3217	NASDAQ	AMSF	Thu, Aug 30, 2018	63.30	63.90	63.05	63.20
3216	NASDAQ	AMSF	Wed, Aug 29, 2018	63.00	63.68	62.70	63.35
3215	NASDAQ	AMSF	Tue, Aug 28, 2018	63.55	63.75	62.90	62.90
3214	NASDAQ	AMSF	Mon, Aug 27, 2018	64.80	65.35	63.40	63.60
3213	NASDAQ	AMSF	Fri, Aug 24, 2018	62.75	64.45	62.75	64.10
3212	NASDAQ	AMSF	Thu, Aug 23, 2018	62.95	64.50	62.35	62.55
3211	NASDAQ	AMSF	Wed, Aug 22, 2018	63.00	63.65	62.65	62.80
3210	NASDAQ	AMSF	Tue, Aug 21, 2018	63.30	63.60	62.85	63.20
3209	NASDAQ	AMSF	Mon, Aug 20, 2018	63.90	64.15	63.15	63.25
3208	NASDAQ	AMSF	Fri, Aug 17, 2018	63.75	64.05	63.65	63.90
3207	NASDAQ	AMSF	Thu, Aug 16, 2018	63.75	64.35	63.70	63.95
3206	NASDAQ	AMSF	Wed, Aug 15, 2018	63.20	64.10	63.20	63.60
3205	NASDAQ	AMSF	Tue, Aug 14, 2018	62.35	64.23	62.25	63.50
3204	NASDAQ	AMSF	Mon, Aug 13, 2018	62.55	63.30	62.15	63.10
3203	NASDAQ	AMSF	Fri, Aug 10, 2018	62.70	63.25	61.00	62.95
3202	NASDAQ	AMSF	Thu, Aug 9, 2018	62.35	63.35	62.35	62.80
3201	NASDAQ	AMSF	Wed, Aug 8, 2018	62.20	62.55	61.45	62.25
3200	NASDAQ	AMSF	Tue, Aug 7, 2018	62.25	63.10	62.05	62.10
3199	NASDAQ	AMSF	Mon, Aug 6, 2018	62.60	63.10	59.45	62.35
3198	NASDAQ	AMSF	Fri, Aug 3, 2018	63.55	64.35	62.10	62.55
3197	NASDAQ	AMSF	Thu, Aug 2, 2018	64.85	65.50	61.58	63.50
3196	NASDAQ	AMSF	Wed, Aug 1, 2018	62.95	63.50	62.25	63.25
3195	NASDAQ	AMSF	Tue, Jul 31, 2018	63.20	63.45	62.75	62.80
3194	NASDAQ	AMSF	Mon, Jul 30, 2018	63.25	63.98	63.15	63.25
3193	NASDAQ	AMSF	Fri, Jul 27, 2018	64.50	64.75	62.95	63.30
3192	NASDAQ	AMSF	Thu, Jul 26, 2018	63.20	64.70	63.20	64.40
3191	NASDAQ	AMSF	Wed, Jul 25, 2018	62.45	63.05	61.95	63.05
3190	NASDAQ	AMSF	Tue, Jul 24, 2018	62.40	62.70	62.05	62.35
3189	NASDAQ	AMSF	Mon, Jul 23, 2018	61.85	62.95	61.80	62.20
3188	NASDAQ	AMSF	Fri, Jul 20, 2018	61.15	62.20	61.15	62.10
3187	NASDAQ	AMSF	Thu, Jul 19, 2018	60.40	61.35	60.20	61.25
3186	NASDAQ	AMSF	Wed, Jul 18, 2018	60.05	60.80	60.05	60.55
3185	NASDAQ	AMSF	Tue, Jul 17, 2018	59.80	60.35	59.75	60.30
3184	NASDAQ	AMSF	Mon, Jul 16, 2018	59.80	59.90	59.05	59.85
3183	NASDAQ	AMSF	Fri, Jul 13, 2018	58.80	59.55	58.75	59.10
3182	NASDAQ	AMSF	Thu, Jul 12, 2018	59.95	59.95	58.85	58.90
3181	NASDAQ	AMSF	Wed, Jul 11, 2018	58.95	60.15	58.95	59.70
3180	NASDAQ	AMSF	Tue, Jul 10, 2018	59.15	59.40	58.75	59.30
3179	NASDAQ	AMSF	Mon, Jul 9, 2018	57.70	59.05	57.70	59.00
3178	NASDAQ	AMSF	Fri, Jul 6, 2018	57.30	58.15	57.00	57.50
3177	NASDAQ	AMSF	Thu, Jul 5, 2018	57.80	57.80	54.70	57.25
3176	NASDAQ	AMSF	Tue, Jul 3, 2018	58.30	58.65	57.45	57.45
3175	NASDAQ	AMSF	Mon, Jul 2, 2018	57.65	58.15	57.65	57.95
3174	NASDAQ	AMSF	Fri, Jun 29, 2018	59.45	59.45	57.25	57.75
3173	NASDAQ	AMSF	Thu, Jun 28, 2018	59.15	60.20	58.90	59.20
3172	NASDAQ	AMSF	Wed, Jun 27, 2018	59.45	59.60	58.93	59.10
3171	NASDAQ	AMSF	Tue, Jun 26, 2018	59.85	60.15	59.30	59.45
3170	NASDAQ	AMSF	Mon, Jun 25, 2018	59.20	60.00	58.90	59.80
3169	NASDAQ	AMSF	Fri, Jun 22, 2018	58.60	59.80	58.55	59.50
3168	NASDAQ	AMSF	Thu, Jun 21, 2018	59.50	59.55	58.35	58.50
3167	NASDAQ	AMSF	Wed, Jun 20, 2018	60.85	60.85	59.30	59.40
3166	NASDAQ	AMSF	Tue, Jun 19, 2018	60.20	60.95	60.10	60.70
3165	NASDAQ	AMSF	Mon, Jun 18, 2018	60.85	61.25	60.30	60.35
3164	NASDAQ	AMSF	Fri, Jun 15, 2018	60.60	61.35	60.50	61.25
3163	NASDAQ	AMSF	Thu, Jun 14, 2018	60.10	60.80	60.10	60.65
3162	NASDAQ	AMSF	Wed, Jun 13, 2018	60.25	60.85	59.90	60.25
3161	NASDAQ	AMSF	Tue, Jun 12, 2018	60.90	61.00	59.95	60.25
3160	NASDAQ	AMSF	Mon, Jun 11, 2018	60.70	60.95	60.35	60.80
3159	NASDAQ	AMSF	Fri, Jun 8, 2018	60.50	61.10	60.50	60.75
3158	NASDAQ	AMSF	Thu, Jun 7, 2018	60.50	60.90	60.10	60.55
3157	NASDAQ	AMSF	Wed, Jun 6, 2018	60.68	61.35	60.40	60.75
3156	NASDAQ	AMSF	Tue, Jun 5, 2018	60.60	60.85	60.05	60.70
3155	NASDAQ	AMSF	Mon, Jun 4, 2018	60.15	61.10	60.05	60.80
3154	NASDAQ	AMSF	Fri, Jun 1, 2018	59.85	60.30	59.65	60.00
3153	NASDAQ	AMSF	Thu, May 31, 2018	60.10	60.45	59.45	59.65
3152	NASDAQ	AMSF	Wed, May 30, 2018	59.70	60.65	59.70	60.30
3151	NASDAQ	AMSF	Tue, May 29, 2018	59.55	59.90	58.90	59.35
3150	NASDAQ	AMSF	Fri, May 25, 2018	59.95	60.30	59.55	59.95
3149	NASDAQ	AMSF	Thu, May 24, 2018	60.10	60.35	59.55	60.15
3148	NASDAQ	AMSF	Wed, May 23, 2018	59.85	61.00	59.85	60.30
3147	NASDAQ	AMSF	Tue, May 22, 2018	60.10	60.70	59.85	60.20
3146	NASDAQ	AMSF	Mon, May 21, 2018	60.00	60.90	59.80	59.85
3145	NASDAQ	AMSF	Fri, May 18, 2018	60.60	61.15	59.60	59.90
3144	NASDAQ	AMSF	Thu, May 17, 2018	59.85	60.70	59.80	60.25
3143	NASDAQ	AMSF	Wed, May 16, 2018	59.10	60.40	59.10	60.05
3142	NASDAQ	AMSF	Tue, May 15, 2018	58.45	60.00	58.45	59.00
3141	NASDAQ	AMSF	Mon, May 14, 2018	59.70	59.70	58.30	58.50
3140	NASDAQ	AMSF	Fri, May 11, 2018	59.50	60.25	59.50	59.70
3139	NASDAQ	AMSF	Thu, May 10, 2018	59.25	59.85	59.00	59.55
3138	NASDAQ	AMSF	Wed, May 9, 2018	58.50	59.40	58.20	59.25
3137	NASDAQ	AMSF	Tue, May 8, 2018	57.85	58.75	57.85	58.45
3136	NASDAQ	AMSF	Mon, May 7, 2018	58.00	58.30	57.40	58.05
3135	NASDAQ	AMSF	Fri, May 4, 2018	57.65	58.78	57.55	58.00
3134	NASDAQ	AMSF	Thu, May 3, 2018	58.20	58.40	56.95	57.80
3133	NASDAQ	AMSF	Wed, May 2, 2018	59.35	59.90	57.63	58.35
3132	NASDAQ	AMSF	Tue, May 1, 2018	59.20	59.68	57.55	59.40
3131	NASDAQ	AMSF	Mon, Apr 30, 2018	61.20	61.20	58.35	59.30
3130	NASDAQ	AMSF	Fri, Apr 27, 2018	61.60	61.95	59.95	60.95
3129	NASDAQ	AMSF	Thu, Apr 26, 2018	62.00	62.00	57.20	61.35
3128	NASDAQ	AMSF	Wed, Apr 25, 2018	56.50	57.00	56.00	56.45
3127	NASDAQ	AMSF	Tue, Apr 24, 2018	56.30	56.60	55.70	56.55
3126	NASDAQ	AMSF	Mon, Apr 23, 2018	55.90	56.30	55.70	56.20
3125	NASDAQ	AMSF	Fri, Apr 20, 2018	55.55	55.95	55.45	55.70
3124	NASDAQ	AMSF	Thu, Apr 19, 2018	55.55	55.75	55.05	55.60
3123	NASDAQ	AMSF	Wed, Apr 18, 2018	55.65	56.40	55.50	55.60
3122	NASDAQ	AMSF	Tue, Apr 17, 2018	55.50	56.05	55.25	55.60
3121	NASDAQ	AMSF	Mon, Apr 16, 2018	54.50	55.60	54.35	55.30
3120	NASDAQ	AMSF	Fri, Apr 13, 2018	54.55	54.60	54.15	54.40
3119	NASDAQ	AMSF	Thu, Apr 12, 2018	53.80	54.45	53.65	54.40
3118	NASDAQ	AMSF	Wed, Apr 11, 2018	53.35	53.75	52.80	53.65
3117	NASDAQ	AMSF	Tue, Apr 10, 2018	52.50	53.65	52.35	53.50
3116	NASDAQ	AMSF	Mon, Apr 9, 2018	53.10	53.10	52.00	52.00
3115	NASDAQ	AMSF	Fri, Apr 6, 2018	54.25	55.30	52.45	52.75
3114	NASDAQ	AMSF	Thu, Apr 5, 2018	55.25	55.25	53.65	54.50
3113	NASDAQ	AMSF	Wed, Apr 4, 2018	54.75	55.25	54.70	55.00
3112	NASDAQ	AMSF	Tue, Apr 3, 2018	54.75	55.50	54.50	55.40
3111	NASDAQ	AMSF	Mon, Apr 2, 2018	55.25	56.00	54.15	54.65
3110	NASDAQ	AMSF	Thu, Mar 29, 2018	55.30	56.90	55.25	55.25
3109	NASDAQ	AMSF	Wed, Mar 28, 2018	54.00	55.40	54.00	55.10
3108	NASDAQ	AMSF	Tue, Mar 27, 2018	54.00	54.85	53.35	53.95
3107	NASDAQ	AMSF	Mon, Mar 26, 2018	53.30	54.10	53.15	54.00
3106	NASDAQ	AMSF	Fri, Mar 23, 2018	54.05	54.30	52.65	52.70
3105	NASDAQ	AMSF	Thu, Mar 22, 2018	54.65	55.40	53.85	53.90
3104	NASDAQ	AMSF	Wed, Mar 21, 2018	55.55	56.10	55.00	55.00
3103	NASDAQ	AMSF	Tue, Mar 20, 2018	54.45	56.00	54.30	55.65
3102	NASDAQ	AMSF	Mon, Mar 19, 2018	55.90	55.90	54.05	54.20
3101	NASDAQ	AMSF	Fri, Mar 16, 2018	56.00	56.95	56.00	56.35
3100	NASDAQ	AMSF	Thu, Mar 15, 2018	55.70	56.10	55.40	55.90
3099	NASDAQ	AMSF	Wed, Mar 14, 2018	56.40	57.00	55.40	55.65
3098	NASDAQ	AMSF	Tue, Mar 13, 2018	56.85	57.20	56.15	56.40
3097	NASDAQ	AMSF	Mon, Mar 12, 2018	56.95	57.45	56.75	56.80
3096	NASDAQ	AMSF	Fri, Mar 9, 2018	56.50	57.55	56.15	57.05
3095	NASDAQ	AMSF	Thu, Mar 8, 2018	56.45	57.20	56.00	56.35
3094	NASDAQ	AMSF	Wed, Mar 7, 2018	55.85	56.65	55.85	56.50
3093	NASDAQ	AMSF	Tue, Mar 6, 2018	55.70	56.35	53.95	56.35
3092	NASDAQ	AMSF	Mon, Mar 5, 2018	55.20	56.15	54.60	55.70
3091	NASDAQ	AMSF	Fri, Mar 2, 2018	55.70	56.30	55.20	55.60
3090	NASDAQ	AMSF	Thu, Mar 1, 2018	55.95	56.85	55.45	56.15
3089	NASDAQ	AMSF	Wed, Feb 28, 2018	57.70	57.70	55.40	56.00
3088	NASDAQ	AMSF	Tue, Feb 27, 2018	57.00	58.55	53.05	57.75
3087	NASDAQ	AMSF	Mon, Feb 26, 2018	58.15	59.15	57.75	59.15
3086	NASDAQ	AMSF	Fri, Feb 23, 2018	58.50	58.55	57.03	58.25
3085	NASDAQ	AMSF	Thu, Feb 22, 2018	58.00	59.05	57.20	58.20
3084	NASDAQ	AMSF	Wed, Feb 21, 2018	58.05	59.15	57.65	58.10
3083	NASDAQ	AMSF	Tue, Feb 20, 2018	58.00	58.65	57.70	58.05
3082	NASDAQ	AMSF	Fri, Feb 16, 2018	58.45	58.65	57.80	58.40
3081	NASDAQ	AMSF	Thu, Feb 15, 2018	58.75	59.25	57.20	58.50
3080	NASDAQ	AMSF	Wed, Feb 14, 2018	57.45	58.80	56.36	58.75
3079	NASDAQ	AMSF	Tue, Feb 13, 2018	57.50	57.98	57.30	57.85
3078	NASDAQ	AMSF	Mon, Feb 12, 2018	57.95	58.45	57.10	57.80
3077	NASDAQ	AMSF	Fri, Feb 9, 2018	57.70	58.50	56.70	57.90
3076	NASDAQ	AMSF	Thu, Feb 8, 2018	59.10	59.50	57.30	57.30
3075	NASDAQ	AMSF	Wed, Feb 7, 2018	58.30	59.60	57.40	59.05
3074	NASDAQ	AMSF	Tue, Feb 6, 2018	58.10	59.30	56.65	58.70
3073	NASDAQ	AMSF	Mon, Feb 5, 2018	60.60	61.25	58.75	59.00
3072	NASDAQ	AMSF	Fri, Feb 2, 2018	60.50	61.38	60.45	61.00
3071	NASDAQ	AMSF	Thu, Feb 1, 2018	60.50	61.38	60.10	60.95
3070	NASDAQ	AMSF	Wed, Jan 31, 2018	61.10	61.45	60.00	60.75
3069	NASDAQ	AMSF	Tue, Jan 30, 2018	61.20	61.65	60.80	61.00
3068	NASDAQ	AMSF	Mon, Jan 29, 2018	61.55	61.80	61.00	61.35
3067	NASDAQ	AMSF	Fri, Jan 26, 2018	62.50	63.10	61.60	61.80
3066	NASDAQ	AMSF	Thu, Jan 25, 2018	62.25	62.50	61.65	62.50
3065	NASDAQ	AMSF	Wed, Jan 24, 2018	63.20	63.20	61.45	61.95
3064	NASDAQ	AMSF	Tue, Jan 23, 2018	62.30	63.40	62.15	62.90
3063	NASDAQ	AMSF	Mon, Jan 22, 2018	61.95	62.50	61.65	62.40
3062	NASDAQ	AMSF	Fri, Jan 19, 2018	61.15	62.13	60.95	62.00
3061	NASDAQ	AMSF	Thu, Jan 18, 2018	62.30	62.55	61.40	61.40
3060	NASDAQ	AMSF	Wed, Jan 17, 2018	61.60	62.60	61.48	62.30
3059	NASDAQ	AMSF	Tue, Jan 16, 2018	60.80	61.75	60.80	61.35
3058	NASDAQ	AMSF	Fri, Jan 12, 2018	60.90	61.15	60.50	60.60
3057	NASDAQ	AMSF	Thu, Jan 11, 2018	60.25	61.40	59.70	61.05
3056	NASDAQ	AMSF	Wed, Jan 10, 2018	59.60	60.25	59.60	60.20
3055	NASDAQ	AMSF	Tue, Jan 9, 2018	60.35	60.80	58.35	59.70
3054	NASDAQ	AMSF	Mon, Jan 8, 2018	61.40	61.40	60.10	60.20
3053	NASDAQ	AMSF	Fri, Jan 5, 2018	61.50	61.80	61.00	61.40
3052	NASDAQ	AMSF	Thu, Jan 4, 2018	59.90	61.90	59.90	61.15
3051	NASDAQ	AMSF	Wed, Jan 3, 2018	59.60	59.95	59.00	59.60
3050	NASDAQ	AMSF	Tue, Jan 2, 2018	61.95	61.95	59.55	59.80
3049	NASDAQ	AMSF	Fri, Dec 29, 2017	61.35	61.90	61.35	61.60
3048	NASDAQ	AMSF	Thu, Dec 28, 2017	61.15	61.60	61.05	61.35
3047	NASDAQ	AMSF	Wed, Dec 27, 2017	61.00	61.45	60.80	61.10
3046	NASDAQ	AMSF	Tue, Dec 26, 2017	60.05	61.55	60.05	60.80
3045	NASDAQ	AMSF	Fri, Dec 22, 2017	60.95	61.60	59.90	60.00
3044	NASDAQ	AMSF	Thu, Dec 21, 2017	60.85	61.20	60.35	60.75
3043	NASDAQ	AMSF	Wed, Dec 20, 2017	61.45	61.80	60.73	60.90
3042	NASDAQ	AMSF	Tue, Dec 19, 2017	62.50	62.55	60.75	61.25
3041	NASDAQ	AMSF	Mon, Dec 18, 2017	62.15	63.75	62.15	62.50
3040	NASDAQ	AMSF	Fri, Dec 15, 2017	60.85	62.15	60.85	61.65
3039	NASDAQ	AMSF	Thu, Dec 14, 2017	61.75	61.95	60.70	60.85
3038	NASDAQ	AMSF	Wed, Dec 13, 2017	63.25	63.33	61.35	61.70
3037	NASDAQ	AMSF	Tue, Dec 12, 2017	66.10	67.45	65.80	66.85
3036	NASDAQ	AMSF	Mon, Dec 11, 2017	66.85	66.90	64.85	66.05
3035	NASDAQ	AMSF	Fri, Dec 8, 2017	66.30	66.93	66.20	66.85
3034	NASDAQ	AMSF	Thu, Dec 7, 2017	66.40	66.55	65.70	66.25
3033	NASDAQ	AMSF	Wed, Dec 6, 2017	66.15	66.85	65.92	66.30
3032	NASDAQ	AMSF	Tue, Dec 5, 2017	66.75	66.75	65.65	66.30
3031	NASDAQ	AMSF	Mon, Dec 4, 2017	66.65	66.90	65.50	66.70
3030	NASDAQ	AMSF	Fri, Dec 1, 2017	65.50	66.05	63.55	65.95
3029	NASDAQ	AMSF	Thu, Nov 30, 2017	67.30	67.35	65.30	65.65
3028	NASDAQ	AMSF	Wed, Nov 29, 2017	66.40	67.82	66.05	67.00
3027	NASDAQ	AMSF	Tue, Nov 28, 2017	64.60	66.50	64.55	66.30
3026	NASDAQ	AMSF	Mon, Nov 27, 2017	64.60	65.45	64.45	64.70
3025	NASDAQ	AMSF	Fri, Nov 24, 2017	65.75	66.10	64.50	64.65
3024	NASDAQ	AMSF	Wed, Nov 22, 2017	65.35	65.85	65.10	65.40
3023	NASDAQ	AMSF	Tue, Nov 21, 2017	64.85	65.70	64.65	65.35
3022	NASDAQ	AMSF	Mon, Nov 20, 2017	64.40	65.00	64.05	64.35
3021	NASDAQ	AMSF	Fri, Nov 17, 2017	63.85	64.95	63.85	64.40
3020	NASDAQ	AMSF	Thu, Nov 16, 2017	63.65	64.30	63.65	64.00
3019	NASDAQ	AMSF	Wed, Nov 15, 2017	63.00	64.80	63.00	63.63
3018	NASDAQ	AMSF	Tue, Nov 14, 2017	62.60	63.70	62.58	63.40
3017	NASDAQ	AMSF	Mon, Nov 13, 2017	63.40	63.70	62.80	63.00
3016	NASDAQ	AMSF	Fri, Nov 10, 2017	64.90	65.05	63.80	63.95
3015	NASDAQ	AMSF	Thu, Nov 9, 2017	66.50	66.75	64.85	64.90
3014	NASDAQ	AMSF	Wed, Nov 8, 2017	67.00	67.10	66.25	66.55
3013	NASDAQ	AMSF	Tue, Nov 7, 2017	67.55	67.55	66.48	67.15
3012	NASDAQ	AMSF	Mon, Nov 6, 2017	66.00	67.70	66.00	67.20
3011	NASDAQ	AMSF	Fri, Nov 3, 2017	66.05	66.15	65.40	66.00
3010	NASDAQ	AMSF	Thu, Nov 2, 2017	64.55	66.40	64.55	65.95
3009	NASDAQ	AMSF	Wed, Nov 1, 2017	65.00	65.40	63.90	64.60
3008	NASDAQ	AMSF	Tue, Oct 31, 2017	63.35	65.05	63.35	64.70
3007	NASDAQ	AMSF	Mon, Oct 30, 2017	64.10	64.50	62.80	63.40
3006	NASDAQ	AMSF	Fri, Oct 27, 2017	63.45	64.40	63.15	64.15
3005	NASDAQ	AMSF	Thu, Oct 26, 2017	60.15	63.55	59.75	63.20
3004	NASDAQ	AMSF	Wed, Oct 25, 2017	59.75	60.25	58.90	59.80
3003	NASDAQ	AMSF	Tue, Oct 24, 2017	60.10	60.25	59.50	59.80
3002	NASDAQ	AMSF	Mon, Oct 23, 2017	59.80	60.10	59.50	59.95
3001	NASDAQ	AMSF	Fri, Oct 20, 2017	60.15	60.25	59.45	59.75
3000	NASDAQ	AMSF	Thu, Oct 19, 2017	59.25	59.70	59.25	59.65
2999	NASDAQ	AMSF	Wed, Oct 18, 2017	59.15	59.70	58.95	59.55
2998	NASDAQ	AMSF	Tue, Oct 17, 2017	59.30	59.55	58.95	59.10
2997	NASDAQ	AMSF	Mon, Oct 16, 2017	59.75	60.10	59.25	59.35
2996	NASDAQ	AMSF	Fri, Oct 13, 2017	59.45	59.95	59.15	59.50
2995	NASDAQ	AMSF	Thu, Oct 12, 2017	59.90	60.38	59.00	59.50
2994	NASDAQ	AMSF	Wed, Oct 11, 2017	59.40	60.25	59.40	59.95
2993	NASDAQ	AMSF	Tue, Oct 10, 2017	59.30	60.10	59.30	59.80
2992	NASDAQ	AMSF	Mon, Oct 9, 2017	59.65	60.00	59.15	59.20
2991	NASDAQ	AMSF	Fri, Oct 6, 2017	59.10	59.90	59.10	59.65
2990	NASDAQ	AMSF	Thu, Oct 5, 2017	58.90	59.30	58.45	59.20
2989	NASDAQ	AMSF	Wed, Oct 4, 2017	58.55	59.35	58.20	58.80
2988	NASDAQ	AMSF	Tue, Oct 3, 2017	58.80	58.90	58.30	58.80
2987	NASDAQ	AMSF	Mon, Oct 2, 2017	58.15	58.90	57.75	58.80
2986	NASDAQ	AMSF	Fri, Sep 29, 2017	57.90	58.25	57.40	58.20
2985	NASDAQ	AMSF	Thu, Sep 28, 2017	57.50	57.95	57.05	57.95
2984	NASDAQ	AMSF	Wed, Sep 27, 2017	56.05	57.80	55.70	57.60
2983	NASDAQ	AMSF	Tue, Sep 26, 2017	56.60	56.60	55.93	55.95
2982	NASDAQ	AMSF	Mon, Sep 25, 2017	57.10	57.25	56.33	56.55
2981	NASDAQ	AMSF	Fri, Sep 22, 2017	57.00	58.25	56.95	57.35
2980	NASDAQ	AMSF	Thu, Sep 21, 2017	56.60	57.65	56.60	57.35
2979	NASDAQ	AMSF	Wed, Sep 20, 2017	56.00	57.05	55.15	56.90
2978	NASDAQ	AMSF	Tue, Sep 19, 2017	56.35	57.30	56.15	56.20
2977	NASDAQ	AMSF	Mon, Sep 18, 2017	58.20	58.20	56.20	56.60
2976	NASDAQ	AMSF	Fri, Sep 15, 2017	56.60	58.65	56.60	58.35
2975	NASDAQ	AMSF	Thu, Sep 14, 2017	56.55	56.90	55.85	56.55
2974	NASDAQ	AMSF	Wed, Sep 13, 2017	56.00	57.15	55.40	56.85
2973	NASDAQ	AMSF	Tue, Sep 12, 2017	55.05	56.25	54.95	56.25
2972	NASDAQ	AMSF	Mon, Sep 11, 2017	54.80	55.85	54.60	55.25
2971	NASDAQ	AMSF	Fri, Sep 8, 2017	52.40	54.10	51.95	54.05
2970	NASDAQ	AMSF	Thu, Sep 7, 2017	52.55	52.65	51.55	52.50
2969	NASDAQ	AMSF	Wed, Sep 6, 2017	52.45	53.35	52.30	53.00
2968	NASDAQ	AMSF	Tue, Sep 5, 2017	54.50	54.50	52.35	52.45
2967	NASDAQ	AMSF	Fri, Sep 1, 2017	53.75	54.80	53.75	54.75
2966	NASDAQ	AMSF	Thu, Aug 31, 2017	53.20	53.85	53.05	53.80
2965	NASDAQ	AMSF	Wed, Aug 30, 2017	52.70	53.30	52.70	53.15
2964	NASDAQ	AMSF	Tue, Aug 29, 2017	53.05	53.05	52.25	52.95
2963	NASDAQ	AMSF	Mon, Aug 28, 2017	54.00	54.20	53.15	53.35
2962	NASDAQ	AMSF	Fri, Aug 25, 2017	54.70	54.80	53.85	54.00
2961	NASDAQ	AMSF	Thu, Aug 24, 2017	54.60	54.88	54.40	54.70
2960	NASDAQ	AMSF	Wed, Aug 23, 2017	54.45	55.05	54.35	54.50
2959	NASDAQ	AMSF	Tue, Aug 22, 2017	55.00	55.30	54.75	54.80
2958	NASDAQ	AMSF	Mon, Aug 21, 2017	55.25	55.30	54.50	54.90
2957	NASDAQ	AMSF	Fri, Aug 18, 2017	55.30	55.65	55.28	55.45
2956	NASDAQ	AMSF	Thu, Aug 17, 2017	56.05	56.30	55.30	55.40
2955	NASDAQ	AMSF	Wed, Aug 16, 2017	56.65	56.95	56.35	56.45
2954	NASDAQ	AMSF	Tue, Aug 15, 2017	57.15	57.20	56.70	56.75
2953	NASDAQ	AMSF	Mon, Aug 14, 2017	57.10	57.20	56.55	57.15
2952	NASDAQ	AMSF	Fri, Aug 11, 2017	57.65	57.65	56.35	56.55
2951	NASDAQ	AMSF	Thu, Aug 10, 2017	56.65	57.35	56.45	57.25
2950	NASDAQ	AMSF	Wed, Aug 9, 2017	56.30	57.15	55.80	57.05
2949	NASDAQ	AMSF	Tue, Aug 8, 2017	56.55	57.70	56.50	56.75
2948	NASDAQ	AMSF	Mon, Aug 7, 2017	57.50	57.50	56.35	56.70
2947	NASDAQ	AMSF	Fri, Aug 4, 2017	56.85	57.70	56.45	57.65
2946	NASDAQ	AMSF	Thu, Aug 3, 2017	57.15	57.60	56.55	56.80
2945	NASDAQ	AMSF	Wed, Aug 2, 2017	57.85	58.00	56.20	57.25
2944	NASDAQ	AMSF	Tue, Aug 1, 2017	57.85	58.40	56.53	58.05
2943	NASDAQ	AMSF	Mon, Jul 31, 2017	59.20	59.20	57.40	57.75
2942	NASDAQ	AMSF	Fri, Jul 28, 2017	60.05	61.50	57.80	59.00
2941	NASDAQ	AMSF	Thu, Jul 27, 2017	57.45	57.80	56.70	57.75
2940	NASDAQ	AMSF	Wed, Jul 26, 2017	58.60	58.60	57.30	57.35
2939	NASDAQ	AMSF	Tue, Jul 25, 2017	56.80	58.80	56.65	58.65
2938	NASDAQ	AMSF	Mon, Jul 24, 2017	56.80	57.35	51.30	56.65
2937	NASDAQ	AMSF	Fri, Jul 21, 2017	57.55	57.55	56.70	56.85
2936	NASDAQ	AMSF	Thu, Jul 20, 2017	56.50	57.20	56.15	57.10
2935	NASDAQ	AMSF	Wed, Jul 19, 2017	55.55	56.75	55.55	56.70
2934	NASDAQ	AMSF	Tue, Jul 18, 2017	55.30	56.10	54.20	55.55
2933	NASDAQ	AMSF	Mon, Jul 17, 2017	55.05	55.70	54.40	55.70
2932	NASDAQ	AMSF	Fri, Jul 14, 2017	55.70	57.60	55.25	55.30
2931	NASDAQ	AMSF	Thu, Jul 13, 2017	55.75	56.90	55.35	55.90
2930	NASDAQ	AMSF	Wed, Jul 12, 2017	55.15	55.90	55.10	55.80
2929	NASDAQ	AMSF	Tue, Jul 11, 2017	55.25	55.65	54.60	55.05
2928	NASDAQ	AMSF	Mon, Jul 10, 2017	55.65	55.70	54.75	55.50
2927	NASDAQ	AMSF	Fri, Jul 7, 2017	55.35	56.10	54.70	56.05
2926	NASDAQ	AMSF	Thu, Jul 6, 2017	56.70	57.20	55.00	55.05
2925	NASDAQ	AMSF	Wed, Jul 5, 2017	57.50	57.50	55.70	57.10
2924	NASDAQ	AMSF	Mon, Jul 3, 2017	57.20	57.95	57.10	57.45
2923	NASDAQ	AMSF	Fri, Jun 30, 2017	57.25	57.25	56.50	56.95
2922	NASDAQ	AMSF	Thu, Jun 29, 2017	57.00	57.15	56.40	57.05
2921	NASDAQ	AMSF	Wed, Jun 28, 2017	56.00	56.85	56.00	56.80
2920	NASDAQ	AMSF	Tue, Jun 27, 2017	55.90	56.00	55.35	55.65
2919	NASDAQ	AMSF	Mon, Jun 26, 2017	55.90	56.35	55.50	55.80
2918	NASDAQ	AMSF	Fri, Jun 23, 2017	56.15	56.15	55.35	55.90
2917	NASDAQ	AMSF	Thu, Jun 22, 2017	55.10	56.05	54.98	55.90
2916	NASDAQ	AMSF	Wed, Jun 21, 2017	55.75	55.75	54.85	55.50
2915	NASDAQ	AMSF	Tue, Jun 20, 2017	57.55	57.60	55.30	55.60
2914	NASDAQ	AMSF	Mon, Jun 19, 2017	58.20	58.25	57.20	57.55
2913	NASDAQ	AMSF	Fri, Jun 16, 2017	56.25	57.85	56.25	57.75
2912	NASDAQ	AMSF	Thu, Jun 15, 2017	55.15	57.00	55.15	56.85
2911	NASDAQ	AMSF	Wed, Jun 14, 2017	54.85	55.90	54.60	55.80
2910	NASDAQ	AMSF	Tue, Jun 13, 2017	55.00	55.10	54.13	54.88
2909	NASDAQ	AMSF	Mon, Jun 12, 2017	54.30	55.75	54.10	54.90
2908	NASDAQ	AMSF	Fri, Jun 9, 2017	53.50	54.50	53.20	54.20
2907	NASDAQ	AMSF	Thu, Jun 8, 2017	53.00	53.60	52.63	53.25
2906	NASDAQ	AMSF	Wed, Jun 7, 2017	52.60	53.25	52.15	52.85
2905	NASDAQ	AMSF	Tue, Jun 6, 2017	53.20	53.30	52.35	52.75
2904	NASDAQ	AMSF	Mon, Jun 5, 2017	53.75	54.00	53.25	53.25
2903	NASDAQ	AMSF	Fri, Jun 2, 2017	53.40	54.33	53.30	53.75
2902	NASDAQ	AMSF	Thu, Jun 1, 2017	52.10	53.40	51.87	53.35
2901	NASDAQ	AMSF	Wed, May 31, 2017	51.75	51.95	51.20	51.80
2900	NASDAQ	AMSF	Tue, May 30, 2017	51.90	52.00	51.30	51.55
2899	NASDAQ	AMSF	Fri, May 26, 2017	52.20	52.25	51.70	52.15
2898	NASDAQ	AMSF	Thu, May 25, 2017	52.05	52.15	51.65	52.15
2897	NASDAQ	AMSF	Wed, May 24, 2017	52.05	52.35	51.65	51.85
2896	NASDAQ	AMSF	Tue, May 23, 2017	52.00	52.10	51.25	51.90
2895	NASDAQ	AMSF	Mon, May 22, 2017	52.15	52.51	51.65	51.70
2894	NASDAQ	AMSF	Fri, May 19, 2017	51.75	52.50	51.60	51.95
2893	NASDAQ	AMSF	Thu, May 18, 2017	52.10	52.50	51.70	51.85
2892	NASDAQ	AMSF	Wed, May 17, 2017	52.05	52.50	51.93	52.05
2891	NASDAQ	AMSF	Tue, May 16, 2017	51.65	52.70	51.20	52.70
2890	NASDAQ	AMSF	Mon, May 15, 2017	52.35	53.10	51.60	51.70
2889	NASDAQ	AMSF	Fri, May 12, 2017	52.65	53.05	51.28	52.05
2888	NASDAQ	AMSF	Thu, May 11, 2017	53.35	53.45	52.25	52.85
2887	NASDAQ	AMSF	Wed, May 10, 2017	54.90	54.98	53.50	53.60
2886	NASDAQ	AMSF	Tue, May 9, 2017	56.00	56.05	54.75	54.95
2885	NASDAQ	AMSF	Mon, May 8, 2017	55.75	56.30	55.60	56.00
2884	NASDAQ	AMSF	Fri, May 5, 2017	56.25	56.35	55.90	55.90
2883	NASDAQ	AMSF	Thu, May 4, 2017	56.95	57.20	55.90	56.15
2882	NASDAQ	AMSF	Wed, May 3, 2017	56.80	57.00	55.75	56.75
2881	NASDAQ	AMSF	Tue, May 2, 2017	58.15	58.40	56.38	56.90
2880	NASDAQ	AMSF	Mon, May 1, 2017	57.70	58.08	57.20	58.00
2879	NASDAQ	AMSF	Fri, Apr 28, 2017	58.45	59.00	57.45	57.55
2878	NASDAQ	AMSF	Thu, Apr 27, 2017	64.00	65.15	57.88	58.30
2877	NASDAQ	AMSF	Wed, Apr 26, 2017	66.20	67.25	65.80	66.25
2876	NASDAQ	AMSF	Tue, Apr 25, 2017	65.90	66.35	65.80	66.05
2875	NASDAQ	AMSF	Mon, Apr 24, 2017	65.90	66.45	65.30	65.35
2874	NASDAQ	AMSF	Fri, Apr 21, 2017	65.15	65.80	64.85	65.05
2873	NASDAQ	AMSF	Thu, Apr 20, 2017	64.60	65.30	64.30	65.05
2872	NASDAQ	AMSF	Wed, Apr 19, 2017	64.15	65.10	63.80	64.45
2871	NASDAQ	AMSF	Tue, Apr 18, 2017	64.50	64.50	63.55	64.20
2870	NASDAQ	AMSF	Mon, Apr 17, 2017	63.90	64.85	63.75	64.70
2869	NASDAQ	AMSF	Thu, Apr 13, 2017	63.90	64.10	63.40	63.70
2868	NASDAQ	AMSF	Wed, Apr 12, 2017	64.35	64.35	63.45	63.95
2867	NASDAQ	AMSF	Tue, Apr 11, 2017	62.70	64.35	61.55	64.25
2866	NASDAQ	AMSF	Mon, Apr 10, 2017	61.05	63.00	61.05	62.75
2865	NASDAQ	AMSF	Fri, Apr 7, 2017	60.40	61.40	60.20	61.25
2864	NASDAQ	AMSF	Thu, Apr 6, 2017	61.15	61.25	60.05	60.55
2863	NASDAQ	AMSF	Wed, Apr 5, 2017	63.30	64.10	61.20	61.30
2862	NASDAQ	AMSF	Tue, Apr 4, 2017	62.80	63.60	62.64	63.15
2861	NASDAQ	AMSF	Mon, Apr 3, 2017	64.90	64.95	62.90	63.05
2860	NASDAQ	AMSF	Fri, Mar 31, 2017	64.60	65.25	64.30	64.90
2859	NASDAQ	AMSF	Thu, Mar 30, 2017	63.65	64.75	63.10	64.65
2858	NASDAQ	AMSF	Wed, Mar 29, 2017	63.60	63.75	63.10	63.65
2857	NASDAQ	AMSF	Tue, Mar 28, 2017	63.55	63.93	62.40	63.70
2856	NASDAQ	AMSF	Mon, Mar 27, 2017	63.00	64.05	62.85	63.65
2855	NASDAQ	AMSF	Fri, Mar 24, 2017	63.80	64.45	63.45	63.75
2854	NASDAQ	AMSF	Thu, Mar 23, 2017	62.65	64.00	62.40	63.75
2853	NASDAQ	AMSF	Wed, Mar 22, 2017	63.65	64.55	62.50	62.70
2852	NASDAQ	AMSF	Tue, Mar 21, 2017	66.55	66.55	63.60	63.65
2851	NASDAQ	AMSF	Mon, Mar 20, 2017	66.50	66.85	65.85	66.35
2850	NASDAQ	AMSF	Fri, Mar 17, 2017	65.20	66.75	65.00	66.45
2849	NASDAQ	AMSF	Thu, Mar 16, 2017	66.05	66.45	65.15	65.20
2848	NASDAQ	AMSF	Wed, Mar 15, 2017	64.65	66.15	64.65	66.05
2847	NASDAQ	AMSF	Tue, Mar 14, 2017	64.20	64.85	63.93	64.55
2846	NASDAQ	AMSF	Mon, Mar 13, 2017	64.20	64.95	64.15	64.25
2845	NASDAQ	AMSF	Fri, Mar 10, 2017	64.25	64.35	63.70	64.15
2844	NASDAQ	AMSF	Thu, Mar 9, 2017	63.70	64.25	63.60	63.85
2843	NASDAQ	AMSF	Wed, Mar 8, 2017	64.55	64.65	63.35	63.45
2842	NASDAQ	AMSF	Tue, Mar 7, 2017	64.25	65.00	63.85	64.35
2841	NASDAQ	AMSF	Mon, Mar 6, 2017	64.95	64.95	64.15	64.30
2840	NASDAQ	AMSF	Fri, Mar 3, 2017	65.25	66.45	64.50	65.10
2839	NASDAQ	AMSF	Thu, Mar 2, 2017	65.55	65.55	64.70	65.10
2838	NASDAQ	AMSF	Wed, Mar 1, 2017	65.15	65.60	64.53	65.30
2837	NASDAQ	AMSF	Tue, Feb 28, 2017	64.40	64.70	63.95	64.30
2836	NASDAQ	AMSF	Mon, Feb 27, 2017	65.80	65.80	64.35	64.75
2835	NASDAQ	AMSF	Fri, Feb 24, 2017	67.65	67.90	65.55	65.70
2834	NASDAQ	AMSF	Thu, Feb 23, 2017	66.25	69.40	66.23	67.85
2833	NASDAQ	AMSF	Wed, Feb 22, 2017	65.10	66.70	65.10	66.05
2832	NASDAQ	AMSF	Tue, Feb 21, 2017	65.40	65.40	64.80	65.30
2831	NASDAQ	AMSF	Fri, Feb 17, 2017	65.55	65.55	64.75	65.25
2830	NASDAQ	AMSF	Thu, Feb 16, 2017	64.75	65.95	64.75	65.40
2829	NASDAQ	AMSF	Wed, Feb 15, 2017	64.75	64.80	64.10	64.75
2828	NASDAQ	AMSF	Tue, Feb 14, 2017	64.55	65.00	64.35	64.75
2827	NASDAQ	AMSF	Mon, Feb 13, 2017	64.60	65.00	63.95	64.75
2826	NASDAQ	AMSF	Fri, Feb 10, 2017	64.05	64.60	63.85	64.50
2825	NASDAQ	AMSF	Thu, Feb 9, 2017	63.05	64.10	62.90	63.75
2824	NASDAQ	AMSF	Wed, Feb 8, 2017	63.45	63.45	62.60	63.00
2823	NASDAQ	AMSF	Tue, Feb 7, 2017	64.20	64.25	63.45	63.50
2822	NASDAQ	AMSF	Mon, Feb 6, 2017	64.50	65.00	63.35	64.15
2821	NASDAQ	AMSF	Fri, Feb 3, 2017	64.50	65.00	64.50	64.85
2820	NASDAQ	AMSF	Thu, Feb 2, 2017	63.60	64.55	63.55	64.00
2819	NASDAQ	AMSF	Wed, Feb 1, 2017	63.30	64.00	63.25	64.00
2818	NASDAQ	AMSF	Tue, Jan 31, 2017	63.30	63.30	62.65	63.05
2817	NASDAQ	AMSF	Mon, Jan 30, 2017	64.25	64.25	63.15	63.40
2816	NASDAQ	AMSF	Fri, Jan 27, 2017	64.45	64.55	63.80	64.40
2815	NASDAQ	AMSF	Thu, Jan 26, 2017	64.45	64.65	63.90	64.45
2814	NASDAQ	AMSF	Wed, Jan 25, 2017	63.85	64.95	63.85	64.50
2813	NASDAQ	AMSF	Tue, Jan 24, 2017	63.95	64.35	63.50	63.60
2812	NASDAQ	AMSF	Mon, Jan 23, 2017	63.10	64.05	63.10	63.90
2811	NASDAQ	AMSF	Fri, Jan 20, 2017	63.35	64.45	62.55	63.15
2810	NASDAQ	AMSF	Thu, Jan 19, 2017	64.60	64.60	63.40	63.40
2809	NASDAQ	AMSF	Wed, Jan 18, 2017	64.05	64.55	63.45	64.55
2808	NASDAQ	AMSF	Tue, Jan 17, 2017	64.05	64.55	63.65	63.85
2807	NASDAQ	AMSF	Fri, Jan 13, 2017	64.85	65.40	64.45	64.50
2806	NASDAQ	AMSF	Thu, Jan 12, 2017	64.70	64.85	63.90	64.55
2805	NASDAQ	AMSF	Wed, Jan 11, 2017	63.75	65.05	63.55	64.95
2804	NASDAQ	AMSF	Tue, Jan 10, 2017	62.40	64.25	62.35	63.80
2803	NASDAQ	AMSF	Mon, Jan 9, 2017	62.95	63.35	61.85	61.95
2802	NASDAQ	AMSF	Fri, Jan 6, 2017	63.25	64.00	62.30	63.00
2801	NASDAQ	AMSF	Thu, Jan 5, 2017	63.25	63.45	62.15	62.80
2800	NASDAQ	AMSF	Wed, Jan 4, 2017	63.35	64.10	62.90	63.30
2799	NASDAQ	AMSF	Tue, Jan 3, 2017	63.00	63.30	61.44	63.05
2798	NASDAQ	AMSF	Fri, Dec 30, 2016	63.60	63.60	62.20	62.35
2797	NASDAQ	AMSF	Thu, Dec 29, 2016	62.95	63.45	62.85	63.40
2796	NASDAQ	AMSF	Wed, Dec 28, 2016	63.30	63.70	62.60	62.95
2795	NASDAQ	AMSF	Tue, Dec 27, 2016	62.75	63.50	62.40	63.30
2794	NASDAQ	AMSF	Fri, Dec 23, 2016	62.85	62.95	62.00	62.75
2793	NASDAQ	AMSF	Thu, Dec 22, 2016	62.60	63.30	62.30	62.90
2792	NASDAQ	AMSF	Wed, Dec 21, 2016	62.20	63.00	62.00	62.40
2791	NASDAQ	AMSF	Tue, Dec 20, 2016	61.80	62.20	61.30	61.85
2790	NASDAQ	AMSF	Mon, Dec 19, 2016	61.40	61.85	60.95	61.40
2789	NASDAQ	AMSF	Fri, Dec 16, 2016	62.10	62.50	61.10	62.10
2788	NASDAQ	AMSF	Thu, Dec 15, 2016	61.70	62.30	61.39	62.30
2787	NASDAQ	AMSF	Wed, Dec 14, 2016	62.15	62.80	61.45	61.55
2786	NASDAQ	AMSF	Tue, Dec 13, 2016	63.35	63.55	62.00	62.40
2785	NASDAQ	AMSF	Mon, Dec 12, 2016	65.90	66.30	65.00	66.20
2784	NASDAQ	AMSF	Fri, Dec 9, 2016	65.80	65.85	65.25	65.50
2783	NASDAQ	AMSF	Thu, Dec 8, 2016	65.05	66.00	64.40	65.40
2782	NASDAQ	AMSF	Wed, Dec 7, 2016	65.45	65.50	64.65	64.80
2781	NASDAQ	AMSF	Tue, Dec 6, 2016	65.00	65.45	64.40	65.30
2780	NASDAQ	AMSF	Mon, Dec 5, 2016	63.55	64.60	63.35	64.55
2779	NASDAQ	AMSF	Fri, Dec 2, 2016	64.35	65.30	63.05	63.10
2778	NASDAQ	AMSF	Thu, Dec 1, 2016	64.05	64.80	64.05	64.50
2777	NASDAQ	AMSF	Wed, Nov 30, 2016	65.80	65.95	63.40	63.55
2776	NASDAQ	AMSF	Tue, Nov 29, 2016	65.15	65.55	64.95	65.40
2775	NASDAQ	AMSF	Mon, Nov 28, 2016	64.90	65.70	64.20	64.75
2774	NASDAQ	AMSF	Fri, Nov 25, 2016	64.05	65.05	63.70	64.95
2773	NASDAQ	AMSF	Wed, Nov 23, 2016	63.95	64.30	63.55	63.85
2772	NASDAQ	AMSF	Tue, Nov 22, 2016	64.15	64.15	63.55	63.90
2771	NASDAQ	AMSF	Mon, Nov 21, 2016	64.15	64.25	63.45	63.85
2770	NASDAQ	AMSF	Fri, Nov 18, 2016	64.30	64.35	63.70	63.90
2769	NASDAQ	AMSF	Thu, Nov 17, 2016	64.25	64.65	63.55	64.00
2768	NASDAQ	AMSF	Wed, Nov 16, 2016	62.60	64.00	62.20	63.90
2767	NASDAQ	AMSF	Tue, Nov 15, 2016	61.95	62.65	61.35	62.60
2766	NASDAQ	AMSF	Mon, Nov 14, 2016	62.45	63.35	61.78	62.35
2765	NASDAQ	AMSF	Fri, Nov 11, 2016	59.00	62.75	59.00	62.40
2764	NASDAQ	AMSF	Thu, Nov 10, 2016	58.30	59.45	57.80	59.10
2763	NASDAQ	AMSF	Wed, Nov 9, 2016	56.20	57.55	54.95	57.50
2762	NASDAQ	AMSF	Tue, Nov 8, 2016	55.20	57.30	55.20	56.00
2761	NASDAQ	AMSF	Mon, Nov 7, 2016	55.70	55.70	54.40	54.95
2760	NASDAQ	AMSF	Fri, Nov 4, 2016	53.40	55.20	53.35	54.85
2759	NASDAQ	AMSF	Thu, Nov 3, 2016	54.60	54.70	53.60	53.60
2758	NASDAQ	AMSF	Wed, Nov 2, 2016	54.50	54.90	54.25	54.30
2757	NASDAQ	AMSF	Tue, Nov 1, 2016	55.50	55.83	54.30	54.35
2756	NASDAQ	AMSF	Mon, Oct 31, 2016	56.00	56.44	55.39	55.60
2755	NASDAQ	AMSF	Fri, Oct 28, 2016	57.20	57.20	55.00	55.70
2754	NASDAQ	AMSF	Thu, Oct 27, 2016	57.75	61.05	57.10	57.40
2753	NASDAQ	AMSF	Wed, Oct 26, 2016	56.00	56.01	54.40	54.50
2752	NASDAQ	AMSF	Tue, Oct 25, 2016	56.20	56.30	55.75	56.00
2751	NASDAQ	AMSF	Mon, Oct 24, 2016	56.00	56.70	55.65	56.00
2750	NASDAQ	AMSF	Fri, Oct 21, 2016	55.90	56.15	55.10	55.65
2749	NASDAQ	AMSF	Thu, Oct 20, 2016	58.45	58.45	56.10	56.15
2748	NASDAQ	AMSF	Wed, Oct 19, 2016	58.60	58.70	58.20	58.40
2747	NASDAQ	AMSF	Tue, Oct 18, 2016	59.90	59.95	58.55	58.75
2746	NASDAQ	AMSF	Mon, Oct 17, 2016	58.95	59.55	58.90	59.25
2745	NASDAQ	AMSF	Fri, Oct 14, 2016	60.11	60.11	59.06	59.24
2744	NASDAQ	AMSF	Thu, Oct 13, 2016	59.95	60.48	55.16	59.79
2743	NASDAQ	AMSF	Wed, Oct 12, 2016	59.90	60.60	57.63	60.34
2742	NASDAQ	AMSF	Tue, Oct 11, 2016	60.35	60.48	59.79	60.04
2741	NASDAQ	AMSF	Mon, Oct 10, 2016	59.64	60.58	59.64	60.30
2740	NASDAQ	AMSF	Fri, Oct 7, 2016	58.92	60.08	58.79	59.95
2739	NASDAQ	AMSF	Thu, Oct 6, 2016	58.98	58.98	58.13	58.73
2738	NASDAQ	AMSF	Wed, Oct 5, 2016	58.82	58.96	58.57	58.80
2737	NASDAQ	AMSF	Tue, Oct 4, 2016	58.63	58.63	58.13	58.52
2736	NASDAQ	AMSF	Mon, Oct 3, 2016	58.83	58.88	58.12	58.63
2735	NASDAQ	AMSF	Fri, Sep 30, 2016	58.89	59.37	58.42	58.78
2734	NASDAQ	AMSF	Thu, Sep 29, 2016	59.48	59.48	58.63	58.73
2733	NASDAQ	AMSF	Wed, Sep 28, 2016	58.89	59.44	58.69	59.42
2732	NASDAQ	AMSF	Tue, Sep 27, 2016	58.61	58.96	58.05	58.78
2731	NASDAQ	AMSF	Mon, Sep 26, 2016	58.67	59.01	58.46	58.50
2730	NASDAQ	AMSF	Fri, Sep 23, 2016	59.11	59.30	58.82	58.92
2729	NASDAQ	AMSF	Thu, Sep 22, 2016	58.28	59.57	58.10	59.53
2728	NASDAQ	AMSF	Wed, Sep 21, 2016	57.42	58.01	57.30	57.93
2727	NASDAQ	AMSF	Tue, Sep 20, 2016	57.52	57.67	57.17	57.20
2726	NASDAQ	AMSF	Mon, Sep 19, 2016	57.06	57.44	56.86	57.37
2725	NASDAQ	AMSF	Fri, Sep 16, 2016	58.04	58.63	56.87	57.15
2724	NASDAQ	AMSF	Thu, Sep 15, 2016	57.69	58.29	57.31	57.92
2723	NASDAQ	AMSF	Wed, Sep 14, 2016	58.86	58.96	57.56	57.60
2722	NASDAQ	AMSF	Tue, Sep 13, 2016	59.17	59.22	58.47	58.68
2721	NASDAQ	AMSF	Mon, Sep 12, 2016	59.77	59.86	58.82	59.71
2720	NASDAQ	AMSF	Fri, Sep 9, 2016	61.00	61.18	60.10	60.12
2719	NASDAQ	AMSF	Thu, Sep 8, 2016	60.86	61.21	60.67	61.06
2718	NASDAQ	AMSF	Wed, Sep 7, 2016	61.00	61.15	60.35	61.07
2717	NASDAQ	AMSF	Tue, Sep 6, 2016	60.87	60.98	60.53	60.93
2716	NASDAQ	AMSF	Fri, Sep 2, 2016	60.14	61.38	58.79	60.72
2715	NASDAQ	AMSF	Thu, Sep 1, 2016	60.25	60.25	59.06	59.78
2714	NASDAQ	AMSF	Wed, Aug 31, 2016	59.28	60.19	58.93	60.01
2713	NASDAQ	AMSF	Tue, Aug 30, 2016	58.94	59.29	58.59	59.24
2712	NASDAQ	AMSF	Mon, Aug 29, 2016	59.08	59.76	58.95	59.15
2711	NASDAQ	AMSF	Fri, Aug 26, 2016	59.25	59.74	58.57	59.00
2710	NASDAQ	AMSF	Thu, Aug 25, 2016	58.49	59.31	58.26	59.18
2709	NASDAQ	AMSF	Wed, Aug 24, 2016	58.39	58.84	58.14	58.49
2708	NASDAQ	AMSF	Tue, Aug 23, 2016	59.05	59.09	58.47	58.53
2707	NASDAQ	AMSF	Mon, Aug 22, 2016	58.72	59.12	58.03	58.75
2706	NASDAQ	AMSF	Fri, Aug 19, 2016	59.05	59.22	58.10	58.62
2705	NASDAQ	AMSF	Thu, Aug 18, 2016	59.15	59.29	58.86	59.14
2704	NASDAQ	AMSF	Wed, Aug 17, 2016	58.52	59.29	58.50	59.04
2703	NASDAQ	AMSF	Tue, Aug 16, 2016	58.35	58.91	58.35	58.52
2702	NASDAQ	AMSF	Mon, Aug 15, 2016	58.37	58.41	57.93	58.37
2701	NASDAQ	AMSF	Fri, Aug 12, 2016	58.50	58.50	58.10	58.34
2700	NASDAQ	AMSF	Thu, Aug 11, 2016	58.00	58.49	57.92	58.33
2699	NASDAQ	AMSF	Wed, Aug 10, 2016	57.76	57.83	57.44	57.74
2698	NASDAQ	AMSF	Tue, Aug 9, 2016	56.78	57.73	56.78	57.57
2697	NASDAQ	AMSF	Mon, Aug 8, 2016	56.49	57.19	56.33	57.00
2696	NASDAQ	AMSF	Fri, Aug 5, 2016	56.35	57.18	56.16	56.69
2695	NASDAQ	AMSF	Thu, Aug 4, 2016	56.00	56.71	55.87	56.40
2694	NASDAQ	AMSF	Wed, Aug 3, 2016	55.63	56.65	55.53	56.13
2693	NASDAQ	AMSF	Tue, Aug 2, 2016	55.36	56.13	55.27	55.86
2692	NASDAQ	AMSF	Mon, Aug 1, 2016	57.42	57.61	55.32	55.56
2691	NASDAQ	AMSF	Fri, Jul 29, 2016	60.01	60.30	57.28	58.53
2690	NASDAQ	AMSF	Thu, Jul 28, 2016	62.69	62.79	61.66	61.68
2689	NASDAQ	AMSF	Wed, Jul 27, 2016	62.03	62.88	61.98	62.53
2688	NASDAQ	AMSF	Tue, Jul 26, 2016	61.76	62.22	61.57	61.96
2687	NASDAQ	AMSF	Mon, Jul 25, 2016	62.61	62.61	61.17	61.47
2686	NASDAQ	AMSF	Fri, Jul 22, 2016	61.50	62.98	61.10	62.53
2685	NASDAQ	AMSF	Thu, Jul 21, 2016	61.06	61.46	60.69	61.29
2684	NASDAQ	AMSF	Wed, Jul 20, 2016	61.53	61.94	61.03	61.16
2683	NASDAQ	AMSF	Tue, Jul 19, 2016	61.30	61.63	61.04	61.22
2682	NASDAQ	AMSF	Mon, Jul 18, 2016	61.61	63.09	61.22	61.30
2681	NASDAQ	AMSF	Fri, Jul 15, 2016	61.48	61.58	60.81	61.26
2680	NASDAQ	AMSF	Thu, Jul 14, 2016	62.49	62.49	61.44	61.50
2679	NASDAQ	AMSF	Wed, Jul 13, 2016	62.51	62.89	61.76	61.99
2678	NASDAQ	AMSF	Tue, Jul 12, 2016	62.53	62.81	61.89	62.53
2677	NASDAQ	AMSF	Mon, Jul 11, 2016	61.14	62.08	61.11	61.88
2676	NASDAQ	AMSF	Fri, Jul 8, 2016	60.28	61.00	58.61	60.89
2675	NASDAQ	AMSF	Thu, Jul 7, 2016	60.90	61.07	59.62	60.19
2674	NASDAQ	AMSF	Wed, Jul 6, 2016	60.80	61.20	60.64	60.81
2673	NASDAQ	AMSF	Tue, Jul 5, 2016	60.86	61.36	60.25	61.00
2672	NASDAQ	AMSF	Fri, Jul 1, 2016	61.05	61.34	60.40	60.69
2671	NASDAQ	AMSF	Thu, Jun 30, 2016	59.36	61.27	59.15	61.22
2670	NASDAQ	AMSF	Wed, Jun 29, 2016	59.60	59.61	59.28	59.44
2669	NASDAQ	AMSF	Tue, Jun 28, 2016	58.81	59.40	58.52	58.99
2668	NASDAQ	AMSF	Mon, Jun 27, 2016	59.23	60.03	57.50	58.37
2667	NASDAQ	AMSF	Fri, Jun 24, 2016	60.00	61.94	59.00	59.30
2666	NASDAQ	AMSF	Thu, Jun 23, 2016	61.30	62.00	60.94	61.73
2665	NASDAQ	AMSF	Wed, Jun 22, 2016	61.12	61.41	60.63	60.72
2664	NASDAQ	AMSF	Tue, Jun 21, 2016	61.69	61.86	61.11	61.11
2663	NASDAQ	AMSF	Mon, Jun 20, 2016	61.19	62.12	60.58	61.55
2662	NASDAQ	AMSF	Fri, Jun 17, 2016	62.00	62.18	60.53	60.59
2661	NASDAQ	AMSF	Thu, Jun 16, 2016	61.66	62.23	61.10	61.95
2660	NASDAQ	AMSF	Wed, Jun 15, 2016	62.97	62.97	61.72	61.78
2659	NASDAQ	AMSF	Tue, Jun 14, 2016	63.11	63.42	61.45	62.80
2658	NASDAQ	AMSF	Mon, Jun 13, 2016	64.60	64.98	62.82	63.01
2657	NASDAQ	AMSF	Fri, Jun 10, 2016	64.50	64.71	64.01	64.50
2656	NASDAQ	AMSF	Thu, Jun 9, 2016	64.09	64.58	63.63	64.48
2655	NASDAQ	AMSF	Wed, Jun 8, 2016	63.78	64.72	63.17	64.05
2654	NASDAQ	AMSF	Tue, Jun 7, 2016	63.25	63.80	63.05	63.72
2653	NASDAQ	AMSF	Mon, Jun 6, 2016	62.53	63.77	62.31	63.52
2652	NASDAQ	AMSF	Fri, Jun 3, 2016	62.29	62.43	61.19	62.06
2651	NASDAQ	AMSF	Thu, Jun 2, 2016	61.52	62.16	60.99	62.12
2650	NASDAQ	AMSF	Wed, Jun 1, 2016	60.71	61.41	60.34	61.40
2649	NASDAQ	AMSF	Tue, May 31, 2016	60.98	61.09	60.34	60.73
2648	NASDAQ	AMSF	Fri, May 27, 2016	60.45	61.02	60.45	60.66
2647	NASDAQ	AMSF	Thu, May 26, 2016	60.34	60.61	58.48	60.24
2646	NASDAQ	AMSF	Wed, May 25, 2016	60.64	60.64	59.91	60.06
2645	NASDAQ	AMSF	Tue, May 24, 2016	59.87	61.29	59.87	60.28
2644	NASDAQ	AMSF	Mon, May 23, 2016	59.13	59.73	58.19	59.50
2643	NASDAQ	AMSF	Fri, May 20, 2016	57.17	58.97	56.92	58.79
2642	NASDAQ	AMSF	Thu, May 19, 2016	57.42	57.42	55.94	56.79
2641	NASDAQ	AMSF	Wed, May 18, 2016	56.27	57.57	55.60	57.54
2640	NASDAQ	AMSF	Tue, May 17, 2016	57.85	57.86	56.34	56.37
2639	NASDAQ	AMSF	Mon, May 16, 2016	58.30	59.49	57.82	57.86
2638	NASDAQ	AMSF	Fri, May 13, 2016	57.02	58.14	56.59	58.10
2637	NASDAQ	AMSF	Thu, May 12, 2016	56.57	57.41	56.48	57.06
2636	NASDAQ	AMSF	Wed, May 11, 2016	56.56	57.56	56.26	56.44
2635	NASDAQ	AMSF	Tue, May 10, 2016	56.88	57.48	56.41	56.72
2634	NASDAQ	AMSF	Mon, May 9, 2016	55.49	56.61	55.49	56.59
2633	NASDAQ	AMSF	Fri, May 6, 2016	54.79	55.75	54.52	55.37
2632	NASDAQ	AMSF	Thu, May 5, 2016	55.21	55.94	54.91	54.91
2631	NASDAQ	AMSF	Wed, May 4, 2016	54.68	55.42	54.35	55.04
2630	NASDAQ	AMSF	Tue, May 3, 2016	53.90	55.23	53.83	55.08
2629	NASDAQ	AMSF	Mon, May 2, 2016	54.16	54.45	53.76	54.08
2628	NASDAQ	AMSF	Fri, Apr 29, 2016	54.69	55.19	53.69	53.88
2627	NASDAQ	AMSF	Thu, Apr 28, 2016	52.18	54.93	51.67	54.62
2626	NASDAQ	AMSF	Wed, Apr 27, 2016	51.34	51.87	50.99	51.36
2625	NASDAQ	AMSF	Tue, Apr 26, 2016	51.73	52.00	51.07	51.63
2624	NASDAQ	AMSF	Mon, Apr 25, 2016	51.95	51.95	51.38	51.53
2623	NASDAQ	AMSF	Fri, Apr 22, 2016	51.80	52.56	51.80	51.99
2622	NASDAQ	AMSF	Thu, Apr 21, 2016	52.75	52.83	51.64	51.93
2621	NASDAQ	AMSF	Wed, Apr 20, 2016	52.40	52.85	52.29	52.80
2620	NASDAQ	AMSF	Tue, Apr 19, 2016	52.34	52.51	52.23	52.38
2619	NASDAQ	AMSF	Mon, Apr 18, 2016	52.03	52.49	51.61	52.41
2618	NASDAQ	AMSF	Fri, Apr 15, 2016	51.23	52.30	51.23	52.06
2617	NASDAQ	AMSF	Thu, Apr 14, 2016	51.75	52.08	51.06	51.40
2616	NASDAQ	AMSF	Wed, Apr 13, 2016	51.35	51.89	51.11	51.84
2615	NASDAQ	AMSF	Tue, Apr 12, 2016	50.47	51.55	50.02	51.18
2614	NASDAQ	AMSF	Mon, Apr 11, 2016	51.24	51.61	50.44	50.55
2613	NASDAQ	AMSF	Fri, Apr 8, 2016	51.13	51.26	50.60	51.01
2612	NASDAQ	AMSF	Thu, Apr 7, 2016	51.20	51.65	50.45	51.01
2611	NASDAQ	AMSF	Wed, Apr 6, 2016	52.29	52.29	51.06	51.35
2610	NASDAQ	AMSF	Tue, Apr 5, 2016	52.59	52.59	52.59	52.17
2609	NASDAQ	AMSF	Mon, Apr 4, 2016	52.71	53.25	52.25	52.59
2608	NASDAQ	AMSF	Fri, Apr 1, 2016	52.38	53.02	52.26	52.77
2607	NASDAQ	AMSF	Thu, Mar 31, 2016	52.35	52.75	52.10	52.44
2606	NASDAQ	AMSF	Wed, Mar 30, 2016	51.85	52.58	51.60	52.44
2605	NASDAQ	AMSF	Tue, Mar 29, 2016	50.89	51.27	50.71	51.28
2604	NASDAQ	AMSF	Mon, Mar 28, 2016	50.65	51.11	50.27	50.66
2603	NASDAQ	AMSF	Thu, Mar 24, 2016	50.92	50.92	50.92	50.51
2602	NASDAQ	AMSF	Wed, Mar 23, 2016	51.47	52.12	50.76	50.92
2601	NASDAQ	AMSF	Tue, Mar 22, 2016	50.86	51.90	50.86	51.44
2600	NASDAQ	AMSF	Mon, Mar 21, 2016	51.63	52.06	50.76	51.20
2599	NASDAQ	AMSF	Fri, Mar 18, 2016	51.38	52.80	51.04	51.91
2598	NASDAQ	AMSF	Thu, Mar 17, 2016	50.76	51.32	50.14	51.12
2597	NASDAQ	AMSF	Wed, Mar 16, 2016	50.31	51.03	50.31	50.79
2596	NASDAQ	AMSF	Tue, Mar 15, 2016	50.75	50.75	50.75	50.38
2595	NASDAQ	AMSF	Mon, Mar 14, 2016	50.60	50.93	50.35	50.69
2594	NASDAQ	AMSF	Fri, Mar 11, 2016	51.21	51.98	50.70	50.81
2593	NASDAQ	AMSF	Thu, Mar 10, 2016	51.13	51.25	50.50	51.08
2592	NASDAQ	AMSF	Wed, Mar 9, 2016	50.68	50.68	50.68	51.08
2591	NASDAQ	AMSF	Tue, Mar 8, 2016	50.62	51.15	50.35	50.94
2590	NASDAQ	AMSF	Mon, Mar 7, 2016	50.63	51.25	50.17	50.94
2589	NASDAQ	AMSF	Fri, Mar 4, 2016	51.56	51.56	51.56	50.75
2588	NASDAQ	AMSF	Thu, Mar 3, 2016	51.61	51.61	51.61	51.56
2587	NASDAQ	AMSF	Wed, Mar 2, 2016	51.72	52.15	51.05	51.93
2586	NASDAQ	AMSF	Tue, Mar 1, 2016	51.50	51.50	51.50	51.93
2585	NASDAQ	AMSF	Mon, Feb 29, 2016	52.01	52.18	51.20	51.50
2584	NASDAQ	AMSF	Fri, Feb 26, 2016	52.81	52.81	52.81	51.88
2583	NASDAQ	AMSF	Thu, Feb 25, 2016	52.84	54.48	51.68	52.81
2582	NASDAQ	AMSF	Wed, Feb 24, 2016	52.23	52.43	51.22	52.23
2581	NASDAQ	AMSF	Tue, Feb 23, 2016	52.88	53.18	52.21	52.23
2580	NASDAQ	AMSF	Mon, Feb 22, 2016	52.78	53.44	52.68	52.83
2579	NASDAQ	AMSF	Fri, Feb 19, 2016	51.49	52.59	51.49	52.36
2578	NASDAQ	AMSF	Thu, Feb 18, 2016	51.47	51.92	50.91	51.57
2577	NASDAQ	AMSF	Wed, Feb 17, 2016	50.38	52.00	50.28	51.52
2576	NASDAQ	AMSF	Tue, Feb 16, 2016	50.89	50.91	49.47	49.94
2575	NASDAQ	AMSF	Fri, Feb 12, 2016	50.55	50.96	49.74	50.54
2574	NASDAQ	AMSF	Thu, Feb 11, 2016	49.93	50.32	48.83	49.86
2573	NASDAQ	AMSF	Wed, Feb 10, 2016	51.20	51.97	50.52	50.63
2572	NASDAQ	AMSF	Tue, Feb 9, 2016	50.33	51.52	50.24	50.99
2571	NASDAQ	AMSF	Mon, Feb 8, 2016	48.29	51.70	48.29	50.90
2570	NASDAQ	AMSF	Fri, Feb 5, 2016	49.12	49.95	48.61	48.74
2569	NASDAQ	AMSF	Thu, Feb 4, 2016	49.29	49.77	48.54	49.10
2568	NASDAQ	AMSF	Wed, Feb 3, 2016	50.69	50.82	49.02	49.47
2567	NASDAQ	AMSF	Tue, Feb 2, 2016	49.90	50.30	49.62	50.18
2566	NASDAQ	AMSF	Mon, Feb 1, 2016	50.63	50.68	49.90	50.23
2565	NASDAQ	AMSF	Fri, Jan 29, 2016	49.22	51.23	49.22	51.01
2564	NASDAQ	AMSF	Thu, Jan 28, 2016	48.63	49.43	48.48	49.19
2563	NASDAQ	AMSF	Wed, Jan 27, 2016	49.04	49.47	48.34	48.50
2562	NASDAQ	AMSF	Tue, Jan 26, 2016	48.54	49.61	48.46	49.20
2561	NASDAQ	AMSF	Mon, Jan 25, 2016	48.45	48.74	48.07	48.21
2560	NASDAQ	AMSF	Fri, Jan 22, 2016	48.77	49.17	48.29	48.54
2559	NASDAQ	AMSF	Thu, Jan 21, 2016	48.71	48.94	47.21	48.31
2558	NASDAQ	AMSF	Wed, Jan 20, 2016	48.20	49.04	47.20	48.73
2557	NASDAQ	AMSF	Tue, Jan 19, 2016	48.50	49.17	48.43	48.84
2556	NASDAQ	AMSF	Fri, Jan 15, 2016	48.00	48.31	47.04	48.26
2555	NASDAQ	AMSF	Thu, Jan 14, 2016	48.30	48.82	47.74	48.33
2554	NASDAQ	AMSF	Wed, Jan 13, 2016	48.67	48.67	47.31	48.01
2553	NASDAQ	AMSF	Tue, Jan 12, 2016	48.07	48.58	47.51	48.54
2552	NASDAQ	AMSF	Mon, Jan 11, 2016	47.29	47.84	46.88	47.50
2551	NASDAQ	AMSF	Fri, Jan 8, 2016	48.89	48.89	47.23	47.28
2550	NASDAQ	AMSF	Thu, Jan 7, 2016	48.94	49.47	48.59	48.75
2549	NASDAQ	AMSF	Wed, Jan 6, 2016	49.24	49.98	49.24	49.69
2548	NASDAQ	AMSF	Tue, Jan 5, 2016	49.85	50.05	49.02	49.84
2547	NASDAQ	AMSF	Mon, Jan 4, 2016	50.11	51.95	49.18	49.83
2546	NASDAQ	AMSF	Thu, Dec 31, 2015	52.30	52.30	50.90	50.90
2545	NASDAQ	AMSF	Wed, Dec 30, 2015	52.21	52.72	51.97	52.35
2544	NASDAQ	AMSF	Tue, Dec 29, 2015	51.42	52.30	51.42	52.24
2543	NASDAQ	AMSF	Mon, Dec 28, 2015	51.17	51.52	50.86	51.35
2542	NASDAQ	AMSF	Thu, Dec 24, 2015	50.98	51.78	49.02	51.51
2541	NASDAQ	AMSF	Wed, Dec 23, 2015	50.93	51.18	50.66	51.10
2540	NASDAQ	AMSF	Tue, Dec 22, 2015	49.51	50.71	49.21	50.66
2539	NASDAQ	AMSF	Mon, Dec 21, 2015	48.87	49.58	48.57	49.37
2538	NASDAQ	AMSF	Fri, Dec 18, 2015	49.17	49.39	48.41	48.64
2537	NASDAQ	AMSF	Thu, Dec 17, 2015	49.49	49.85	49.08	49.22
2536	NASDAQ	AMSF	Wed, Dec 16, 2015	49.53	49.89	48.94	49.52
2535	NASDAQ	AMSF	Tue, Dec 15, 2015	49.39	49.74	48.98	49.33
2534	NASDAQ	AMSF	Mon, Dec 14, 2015	48.40	49.45	48.40	49.10
2533	NASDAQ	AMSF	Fri, Dec 11, 2015	48.74	49.55	48.08	48.29
2532	NASDAQ	AMSF	Thu, Dec 10, 2015	50.09	50.20	49.25	49.46
2531	NASDAQ	AMSF	Wed, Dec 9, 2015	53.84	54.19	53.09	53.34
2530	NASDAQ	AMSF	Tue, Dec 8, 2015	53.57	54.42	53.51	53.77
2529	NASDAQ	AMSF	Mon, Dec 7, 2015	54.14	54.68	53.67	53.96
2528	NASDAQ	AMSF	Fri, Dec 4, 2015	53.47	54.79	53.45	54.19
2527	NASDAQ	AMSF	Thu, Dec 3, 2015	53.82	54.35	53.31	53.48
2526	NASDAQ	AMSF	Wed, Dec 2, 2015	53.75	53.97	53.59	53.76
2525	NASDAQ	AMSF	Tue, Dec 1, 2015	53.85	54.15	53.25	53.87
2524	NASDAQ	AMSF	Mon, Nov 30, 2015	54.05	54.37	53.63	53.84
2523	NASDAQ	AMSF	Fri, Nov 27, 2015	53.88	54.01	53.63	53.98
2522	NASDAQ	AMSF	Wed, Nov 25, 2015	53.67	53.99	53.29	53.92
2521	NASDAQ	AMSF	Tue, Nov 24, 2015	53.55	53.97	53.25	53.69
2520	NASDAQ	AMSF	Mon, Nov 23, 2015	54.00	54.45	53.69	53.91
2519	NASDAQ	AMSF	Fri, Nov 20, 2015	53.50	54.14	53.49	53.96
2518	NASDAQ	AMSF	Thu, Nov 19, 2015	53.60	53.91	53.19	53.40
2517	NASDAQ	AMSF	Wed, Nov 18, 2015	53.02	53.79	52.76	53.67
2516	NASDAQ	AMSF	Tue, Nov 17, 2015	53.78	54.02	52.98	53.00
2515	NASDAQ	AMSF	Mon, Nov 16, 2015	53.24	54.01	52.80	53.75
2514	NASDAQ	AMSF	Fri, Nov 13, 2015	52.06	53.53	51.13	53.24
2513	NASDAQ	AMSF	Thu, Nov 12, 2015	53.16	53.27	52.30	52.34
2512	NASDAQ	AMSF	Wed, Nov 11, 2015	53.47	54.00	53.35	53.50
2511	NASDAQ	AMSF	Tue, Nov 10, 2015	52.90	53.50	52.86	53.36
2510	NASDAQ	AMSF	Mon, Nov 9, 2015	54.00	54.00	52.42	53.06
2509	NASDAQ	AMSF	Fri, Nov 6, 2015	54.00	54.04	53.62	53.99
2508	NASDAQ	AMSF	Thu, Nov 5, 2015	53.73	54.09	53.37	53.96
2507	NASDAQ	AMSF	Wed, Nov 4, 2015	53.74	53.85	53.00	53.59
2506	NASDAQ	AMSF	Tue, Nov 3, 2015	54.55	54.55	53.58	53.81
2505	NASDAQ	AMSF	Mon, Nov 2, 2015	54.87	55.68	54.32	54.50
2504	NASDAQ	AMSF	Fri, Oct 30, 2015	56.38	56.64	54.53	54.73
2503	NASDAQ	AMSF	Thu, Oct 29, 2015	54.75	57.20	53.56	56.28
2502	NASDAQ	AMSF	Wed, Oct 28, 2015	53.70	55.69	53.48	54.90
2501	NASDAQ	AMSF	Tue, Oct 27, 2015	54.11	54.52	51.50	53.44
2500	NASDAQ	AMSF	Mon, Oct 26, 2015	54.08	54.72	53.76	54.24
2499	NASDAQ	AMSF	Fri, Oct 23, 2015	54.00	54.10	53.42	53.76
2498	NASDAQ	AMSF	Thu, Oct 22, 2015	53.36	54.39	53.15	53.69
2497	NASDAQ	AMSF	Wed, Oct 21, 2015	54.06	54.30	52.94	52.98
2496	NASDAQ	AMSF	Tue, Oct 20, 2015	53.13	54.81	53.02	54.06
2495	NASDAQ	AMSF	Mon, Oct 19, 2015	52.94	53.25	52.71	53.00
2494	NASDAQ	AMSF	Fri, Oct 16, 2015	53.02	53.02	52.29	52.80
2493	NASDAQ	AMSF	Thu, Oct 15, 2015	51.60	53.08	51.27	52.80
2492	NASDAQ	AMSF	Wed, Oct 14, 2015	51.83	52.62	51.31	51.31
2491	NASDAQ	AMSF	Tue, Oct 13, 2015	52.43	53.50	51.65	51.94
2490	NASDAQ	AMSF	Mon, Oct 12, 2015	51.87	52.75	51.87	52.49
2489	NASDAQ	AMSF	Fri, Oct 9, 2015	51.22	52.20	51.22	51.65
2488	NASDAQ	AMSF	Thu, Oct 8, 2015	50.89	51.79	50.61	51.17
2487	NASDAQ	AMSF	Wed, Oct 7, 2015	50.00	50.92	49.74	50.83
2486	NASDAQ	AMSF	Tue, Oct 6, 2015	50.18	50.20	49.67	49.95
2485	NASDAQ	AMSF	Mon, Oct 5, 2015	49.71	50.32	49.50	50.10
2484	NASDAQ	AMSF	Fri, Oct 2, 2015	49.43	50.22	48.70	49.26
2483	NASDAQ	AMSF	Thu, Oct 1, 2015	49.56	50.39	48.94	50.04
2482	NASDAQ	AMSF	Wed, Sep 30, 2015	50.52	50.61	49.69	49.73
2481	NASDAQ	AMSF	Tue, Sep 29, 2015	49.89	50.18	49.20	49.97
2480	NASDAQ	AMSF	Mon, Sep 28, 2015	50.22	52.50	49.67	49.84
2479	NASDAQ	AMSF	Fri, Sep 25, 2015	50.31	50.89	49.60	50.26
2478	NASDAQ	AMSF	Thu, Sep 24, 2015	48.94	49.99	48.94	49.76
2477	NASDAQ	AMSF	Wed, Sep 23, 2015	49.29	49.77	48.89	49.30
2476	NASDAQ	AMSF	Tue, Sep 22, 2015	49.01	49.45	48.97	49.11
2475	NASDAQ	AMSF	Mon, Sep 21, 2015	48.39	49.73	48.39	49.45
2474	NASDAQ	AMSF	Fri, Sep 18, 2015	48.25	49.73	47.62	48.13
2473	NASDAQ	AMSF	Thu, Sep 17, 2015	48.48	49.94	48.35	48.99
2472	NASDAQ	AMSF	Wed, Sep 16, 2015	47.93	48.56	47.51	48.37
2471	NASDAQ	AMSF	Tue, Sep 15, 2015	47.22	48.01	47.06	47.82
2470	NASDAQ	AMSF	Mon, Sep 14, 2015	47.58	47.63	46.98	47.19
2469	NASDAQ	AMSF	Fri, Sep 11, 2015	46.40	47.79	46.40	47.38
2468	NASDAQ	AMSF	Thu, Sep 10, 2015	46.69	47.10	46.57	46.70
2467	NASDAQ	AMSF	Wed, Sep 9, 2015	47.50	47.66	46.54	46.70
2466	NASDAQ	AMSF	Tue, Sep 8, 2015	46.56	47.49	46.46	47.19
2465	NASDAQ	AMSF	Fri, Sep 4, 2015	45.83	46.19	45.83	45.93
2464	NASDAQ	AMSF	Thu, Sep 3, 2015	46.63	46.93	46.13	46.18
2463	NASDAQ	AMSF	Wed, Sep 2, 2015	46.28	47.19	45.90	46.35
2462	NASDAQ	AMSF	Tue, Sep 1, 2015	45.95	46.34	45.50	45.79
2461	NASDAQ	AMSF	Mon, Aug 31, 2015	46.65	46.94	46.32	46.74
2460	NASDAQ	AMSF	Fri, Aug 28, 2015	46.58	46.99	46.20	46.91
2459	NASDAQ	AMSF	Thu, Aug 27, 2015	47.46	47.46	46.39	46.85
2458	NASDAQ	AMSF	Wed, Aug 26, 2015	47.61	47.61	44.54	47.04
2457	NASDAQ	AMSF	Tue, Aug 25, 2015	48.45	48.53	46.37	46.52
2456	NASDAQ	AMSF	Mon, Aug 24, 2015	47.53	48.92	47.08	47.08
2455	NASDAQ	AMSF	Fri, Aug 21, 2015	49.66	50.58	49.49	49.68
2454	NASDAQ	AMSF	Thu, Aug 20, 2015	50.54	50.79	49.96	50.31
2453	NASDAQ	AMSF	Wed, Aug 19, 2015	50.35	51.31	50.28	50.83
2452	NASDAQ	AMSF	Tue, Aug 18, 2015	50.84	51.31	50.44	50.72
2451	NASDAQ	AMSF	Mon, Aug 17, 2015	50.18	51.10	49.83	50.78
2450	NASDAQ	AMSF	Fri, Aug 14, 2015	49.22	50.39	49.21	50.37
2449	NASDAQ	AMSF	Thu, Aug 13, 2015	48.67	49.78	48.62	49.45
2448	NASDAQ	AMSF	Wed, Aug 12, 2015	49.68	49.68	48.41	48.81
2447	NASDAQ	AMSF	Tue, Aug 11, 2015	49.31	49.94	49.27	49.87
2446	NASDAQ	AMSF	Mon, Aug 10, 2015	49.51	49.93	49.26	49.51
2445	NASDAQ	AMSF	Fri, Aug 7, 2015	49.23	49.46	48.75	49.10
2444	NASDAQ	AMSF	Thu, Aug 6, 2015	50.24	50.24	48.72	49.45
2443	NASDAQ	AMSF	Wed, Aug 5, 2015	50.69	51.09	50.02	50.24
2442	NASDAQ	AMSF	Tue, Aug 4, 2015	49.69	50.66	49.60	50.23
2441	NASDAQ	AMSF	Mon, Aug 3, 2015	50.25	50.75	48.29	49.63
2440	NASDAQ	AMSF	Fri, Jul 31, 2015	47.61	50.35	47.12	50.05
2439	NASDAQ	AMSF	Thu, Jul 30, 2015	46.50	47.40	46.50	47.35
2438	NASDAQ	AMSF	Wed, Jul 29, 2015	46.94	47.17	46.18	46.84
2437	NASDAQ	AMSF	Tue, Jul 28, 2015	47.52	47.52	46.58	47.16
2436	NASDAQ	AMSF	Mon, Jul 27, 2015	46.81	47.67	46.68	47.25
2435	NASDAQ	AMSF	Fri, Jul 24, 2015	47.11	47.45	46.79	47.03
2434	NASDAQ	AMSF	Thu, Jul 23, 2015	48.68	48.68	47.19	47.23
2433	NASDAQ	AMSF	Wed, Jul 22, 2015	47.84	48.62	47.79	48.55
2432	NASDAQ	AMSF	Tue, Jul 21, 2015	48.19	48.87	47.83	47.85
2431	NASDAQ	AMSF	Mon, Jul 20, 2015	48.72	48.72	47.70	48.13
2430	NASDAQ	AMSF	Fri, Jul 17, 2015	49.15	49.31	48.05	48.63
2429	NASDAQ	AMSF	Thu, Jul 16, 2015	48.69	49.46	48.54	48.98
2428	NASDAQ	AMSF	Wed, Jul 15, 2015	48.13	48.53	48.00	48.27
2427	NASDAQ	AMSF	Tue, Jul 14, 2015	48.49	48.87	48.04	48.41
2426	NASDAQ	AMSF	Mon, Jul 13, 2015	48.34	48.57	47.97	48.33
2425	NASDAQ	AMSF	Fri, Jul 10, 2015	47.66	48.19	47.56	47.99
2424	NASDAQ	AMSF	Thu, Jul 9, 2015	48.41	48.41	47.50	47.62
2423	NASDAQ	AMSF	Wed, Jul 8, 2015	47.42	47.96	46.99	47.96
2422	NASDAQ	AMSF	Tue, Jul 7, 2015	47.76	48.09	47.16	47.71
2421	NASDAQ	AMSF	Mon, Jul 6, 2015	46.94	47.85	46.87	47.75
2420	NASDAQ	AMSF	Thu, Jul 2, 2015	47.81	47.81	46.80	47.23
2419	NASDAQ	AMSF	Wed, Jul 1, 2015	47.24	47.83	47.09	47.78
2418	NASDAQ	AMSF	Tue, Jun 30, 2015	47.32	47.58	46.79	47.06
2417	NASDAQ	AMSF	Mon, Jun 29, 2015	47.95	47.95	46.69	46.82
2416	NASDAQ	AMSF	Fri, Jun 26, 2015	48.20	48.45	47.76	48.15
2415	NASDAQ	AMSF	Thu, Jun 25, 2015	47.90	48.11	44.48	47.97
2414	NASDAQ	AMSF	Wed, Jun 24, 2015	47.96	48.18	47.40	47.80
2413	NASDAQ	AMSF	Tue, Jun 23, 2015	47.27	48.07	46.99	47.97
2412	NASDAQ	AMSF	Mon, Jun 22, 2015	46.70	47.27	46.44	47.13
2411	NASDAQ	AMSF	Fri, Jun 19, 2015	46.77	46.77	46.23	46.60
2410	NASDAQ	AMSF	Thu, Jun 18, 2015	46.23	47.12	45.71	46.63
2409	NASDAQ	AMSF	Wed, Jun 17, 2015	45.71	46.25	45.53	45.95
2408	NASDAQ	AMSF	Tue, Jun 16, 2015	44.30	45.81	44.28	45.66
2407	NASDAQ	AMSF	Mon, Jun 15, 2015	44.10	44.83	43.58	44.37
2406	NASDAQ	AMSF	Fri, Jun 12, 2015	44.17	44.93	43.90	44.26
2405	NASDAQ	AMSF	Thu, Jun 11, 2015	43.76	44.27	43.73	44.17
2404	NASDAQ	AMSF	Wed, Jun 10, 2015	43.10	43.94	43.06	43.77
2403	NASDAQ	AMSF	Tue, Jun 9, 2015	43.04	43.24	42.70	42.97
2402	NASDAQ	AMSF	Mon, Jun 8, 2015	43.22	43.28	42.74	42.92
2401	NASDAQ	AMSF	Fri, Jun 5, 2015	43.20	43.56	42.78	43.22
2400	NASDAQ	AMSF	Thu, Jun 4, 2015	43.35	43.61	42.99	43.25
2399	NASDAQ	AMSF	Wed, Jun 3, 2015	43.23	43.61	42.85	43.44
2398	NASDAQ	AMSF	Tue, Jun 2, 2015	42.92	43.81	42.92	43.25
2397	NASDAQ	AMSF	Mon, Jun 1, 2015	42.94	43.59	42.55	43.26
2396	NASDAQ	AMSF	Fri, May 29, 2015	42.51	43.34	42.10	42.74
2395	NASDAQ	AMSF	Thu, May 28, 2015	42.29	42.79	42.13	42.69
2394	NASDAQ	AMSF	Wed, May 27, 2015	41.70	42.74	41.50	42.51
2393	NASDAQ	AMSF	Tue, May 26, 2015	43.04	43.38	41.54	41.76
2392	NASDAQ	AMSF	Fri, May 22, 2015	43.68	43.76	43.04	43.13
2391	NASDAQ	AMSF	Thu, May 21, 2015	44.33	44.25	43.34	43.66
2390	NASDAQ	AMSF	Wed, May 20, 2015	44.82	44.82	44.07	44.33
2389	NASDAQ	AMSF	Tue, May 19, 2015	45.03	45.99	44.31	44.77
2388	NASDAQ	AMSF	Mon, May 18, 2015	43.79	44.96	43.79	44.63
2387	NASDAQ	AMSF	Fri, May 15, 2015	44.38	44.47	43.62	44.04
2386	NASDAQ	AMSF	Thu, May 14, 2015	43.91	44.85	43.65	44.60
2385	NASDAQ	AMSF	Wed, May 13, 2015	43.66	44.15	43.43	43.84
2384	NASDAQ	AMSF	Tue, May 12, 2015	43.83	44.46	43.12	43.69
2383	NASDAQ	AMSF	Mon, May 11, 2015	44.04	44.57	44.04	44.15
2382	NASDAQ	AMSF	Fri, May 8, 2015	44.38	44.51	44.06	44.22
2381	NASDAQ	AMSF	Thu, May 7, 2015	44.32	44.97	43.89	43.90
2380	NASDAQ	AMSF	Wed, May 6, 2015	44.66	45.00	44.15	44.51
2379	NASDAQ	AMSF	Tue, May 5, 2015	45.25	45.40	44.40	44.66
2378	NASDAQ	AMSF	Mon, May 4, 2015	45.62	45.99	45.09	45.25
2377	NASDAQ	AMSF	Fri, May 1, 2015	45.40	46.15	45.25	45.68
2376	NASDAQ	AMSF	Thu, Apr 30, 2015	45.55	46.26	45.00	45.19
2375	NASDAQ	AMSF	Wed, Apr 29, 2015	46.56	46.59	45.88	46.11
2374	NASDAQ	AMSF	Tue, Apr 28, 2015	45.32	46.63	45.32	46.50
2373	NASDAQ	AMSF	Mon, Apr 27, 2015	46.00	46.68	45.00	45.15
2372	NASDAQ	AMSF	Fri, Apr 24, 2015	45.90	46.39	45.69	46.07
2371	NASDAQ	AMSF	Thu, Apr 23, 2015	45.67	46.23	44.11	45.92
2370	NASDAQ	AMSF	Wed, Apr 22, 2015	45.17	45.78	44.65	45.66
2369	NASDAQ	AMSF	Tue, Apr 21, 2015	46.12	46.12	45.08	45.16
2368	NASDAQ	AMSF	Mon, Apr 20, 2015	45.12	46.37	44.81	46.05
2367	NASDAQ	AMSF	Fri, Apr 17, 2015	45.70	45.95	44.35	44.81
2366	NASDAQ	AMSF	Thu, Apr 16, 2015	45.98	46.62	45.65	46.06
2365	NASDAQ	AMSF	Wed, Apr 15, 2015	45.91	46.64	45.91	46.22
2364	NASDAQ	AMSF	Tue, Apr 14, 2015	46.36	46.67	45.84	45.85
2363	NASDAQ	AMSF	Mon, Apr 13, 2015	45.63	46.53	45.57	46.21
2362	NASDAQ	AMSF	Fri, Apr 10, 2015	46.31	46.43	45.57	45.70
2361	NASDAQ	AMSF	Thu, Apr 9, 2015	46.43	46.89	45.61	46.11
2360	NASDAQ	AMSF	Wed, Apr 8, 2015	45.23	46.64	45.23	46.26
2359	NASDAQ	AMSF	Tue, Apr 7, 2015	46.15	46.50	45.42	45.42
2358	NASDAQ	AMSF	Mon, Apr 6, 2015	45.88	46.62	45.88	46.04
2357	NASDAQ	AMSF	Thu, Apr 2, 2015	46.10	46.73	46.07	46.19
2356	NASDAQ	AMSF	Wed, Apr 1, 2015	46.26	46.42	45.60	45.99
2355	NASDAQ	AMSF	Tue, Mar 31, 2015	46.30	46.53	46.10	46.25
2354	NASDAQ	AMSF	Mon, Mar 30, 2015	45.14	46.82	44.87	46.30
2353	NASDAQ	AMSF	Fri, Mar 27, 2015	43.96	45.17	43.90	45.07
2352	NASDAQ	AMSF	Thu, Mar 26, 2015	43.73	44.15	43.44	44.00
2351	NASDAQ	AMSF	Wed, Mar 25, 2015	43.41	43.79	42.71	43.58
2350	NASDAQ	AMSF	Tue, Mar 24, 2015	42.81	43.35	42.74	43.22
2349	NASDAQ	AMSF	Mon, Mar 23, 2015	42.14	43.27	41.91	42.91
2348	NASDAQ	AMSF	Fri, Mar 20, 2015	42.00	42.65	41.62	42.33
2347	NASDAQ	AMSF	Thu, Mar 19, 2015	41.63	42.15	41.63	42.00
2346	NASDAQ	AMSF	Wed, Mar 18, 2015	41.98	42.00	41.50	41.86
2345	NASDAQ	AMSF	Tue, Mar 17, 2015	40.92	42.19	40.85	41.98
2344	NASDAQ	AMSF	Mon, Mar 16, 2015	40.72	41.62	40.30	41.14
2343	NASDAQ	AMSF	Fri, Mar 13, 2015	40.60	40.79	40.07	40.36
2342	NASDAQ	AMSF	Thu, Mar 12, 2015	40.43	40.74	40.00	40.51
2341	NASDAQ	AMSF	Wed, Mar 11, 2015	39.91	40.26	39.61	40.08
2340	NASDAQ	AMSF	Tue, Mar 10, 2015	40.01	40.49	39.59	40.10
2339	NASDAQ	AMSF	Mon, Mar 9, 2015	40.40	40.64	40.03	40.31
2338	NASDAQ	AMSF	Fri, Mar 6, 2015	40.36	40.98	40.00	40.25
2337	NASDAQ	AMSF	Thu, Mar 5, 2015	40.46	41.72	40.31	40.62
2336	NASDAQ	AMSF	Wed, Mar 4, 2015	40.98	41.20	40.42	40.51
2335	NASDAQ	AMSF	Tue, Mar 3, 2015	41.32	41.76	41.11	41.27
2334	NASDAQ	AMSF	Mon, Mar 2, 2015	41.66	42.66	41.01	41.57
2333	NASDAQ	AMSF	Fri, Feb 27, 2015	43.16	43.88	41.37	41.54
2332	NASDAQ	AMSF	Thu, Feb 26, 2015	42.87	43.92	42.83	43.17
2331	NASDAQ	AMSF	Wed, Feb 25, 2015	42.91	43.50	42.76	43.04
2330	NASDAQ	AMSF	Tue, Feb 24, 2015	43.21	43.57	42.99	43.06
2329	NASDAQ	AMSF	Mon, Feb 23, 2015	42.67	43.37	42.50	43.20
2328	NASDAQ	AMSF	Fri, Feb 20, 2015	43.68	44.10	42.59	42.94
2327	NASDAQ	AMSF	Thu, Feb 19, 2015	43.56	44.07	43.10	43.61
2326	NASDAQ	AMSF	Wed, Feb 18, 2015	43.01	43.75	42.77	43.66
2325	NASDAQ	AMSF	Tue, Feb 17, 2015	43.80	43.80	42.90	43.29
2324	NASDAQ	AMSF	Fri, Feb 13, 2015	44.02	44.14	43.15	43.70
2323	NASDAQ	AMSF	Thu, Feb 12, 2015	44.11	44.24	43.20	43.88
2322	NASDAQ	AMSF	Wed, Feb 11, 2015	43.72	44.18	43.33	43.65
2321	NASDAQ	AMSF	Tue, Feb 10, 2015	44.72	45.10	43.44	43.64
2320	NASDAQ	AMSF	Mon, Feb 9, 2015	44.85	45.42	44.05	44.67
2319	NASDAQ	AMSF	Fri, Feb 6, 2015	44.26	45.06	44.16	44.80
2318	NASDAQ	AMSF	Thu, Feb 5, 2015	43.79	44.43	43.66	44.06
2317	NASDAQ	AMSF	Wed, Feb 4, 2015	42.63	43.85	42.60	43.44
2316	NASDAQ	AMSF	Tue, Feb 3, 2015	42.25	43.31	42.25	42.59
2315	NASDAQ	AMSF	Mon, Feb 2, 2015	41.16	42.03	40.56	41.99
2314	NASDAQ	AMSF	Fri, Jan 30, 2015	42.36	42.50	40.51	40.70
2313	NASDAQ	AMSF	Thu, Jan 29, 2015	41.79	42.58	41.13	42.48
2312	NASDAQ	AMSF	Wed, Jan 28, 2015	42.45	43.39	41.22	41.50
2311	NASDAQ	AMSF	Tue, Jan 27, 2015	42.71	43.11	41.86	42.11
2310	NASDAQ	AMSF	Mon, Jan 26, 2015	42.24	43.08	41.55	42.92
2309	NASDAQ	AMSF	Fri, Jan 23, 2015	42.35	42.62	41.86	42.04
2308	NASDAQ	AMSF	Thu, Jan 22, 2015	41.26	42.35	40.62	42.15
2307	NASDAQ	AMSF	Wed, Jan 21, 2015	41.67	41.80	40.56	40.84
2306	NASDAQ	AMSF	Tue, Jan 20, 2015	42.50	42.50	41.30	41.61
2305	NASDAQ	AMSF	Fri, Jan 16, 2015	41.10	42.56	41.10	42.26
2304	NASDAQ	AMSF	Thu, Jan 15, 2015	41.65	42.50	40.76	41.19
2303	NASDAQ	AMSF	Wed, Jan 14, 2015	41.67	41.99	40.99	41.49
2302	NASDAQ	AMSF	Tue, Jan 13, 2015	41.50	42.45	41.50	41.95
2301	NASDAQ	AMSF	Mon, Jan 12, 2015	41.20	41.55	40.93	41.12
2300	NASDAQ	AMSF	Fri, Jan 9, 2015	42.17	42.17	40.87	41.09
2299	NASDAQ	AMSF	Thu, Jan 8, 2015	41.61	42.45	41.59	42.06
2298	NASDAQ	AMSF	Wed, Jan 7, 2015	41.03	41.44	40.13	41.30
2297	NASDAQ	AMSF	Tue, Jan 6, 2015	41.46	41.97	40.54	40.71
2296	NASDAQ	AMSF	Mon, Jan 5, 2015	41.35	41.52	40.77	41.37
2295	NASDAQ	AMSF	Fri, Jan 2, 2015	42.72	42.72	41.29	41.55
2294	NASDAQ	AMSF	Wed, Dec 31, 2014	42.67	42.88	42.17	42.36
2293	NASDAQ	AMSF	Tue, Dec 30, 2014	42.51	42.84	42.32	42.46
2292	NASDAQ	AMSF	Mon, Dec 29, 2014	42.15	42.96	42.15	42.48
2291	NASDAQ	AMSF	Fri, Dec 26, 2014	42.42	42.42	41.99	42.10
2290	NASDAQ	AMSF	Wed, Dec 24, 2014	42.34	42.35	41.82	42.19
2289	NASDAQ	AMSF	Tue, Dec 23, 2014	42.48	42.81	41.89	42.12
2288	NASDAQ	AMSF	Mon, Dec 22, 2014	41.70	42.24	41.43	42.23
2287	NASDAQ	AMSF	Fri, Dec 19, 2014	42.13	42.17	41.59	41.78
2286	NASDAQ	AMSF	Thu, Dec 18, 2014	41.81	42.39	41.52	42.23
2285	NASDAQ	AMSF	Wed, Dec 17, 2014	41.14	41.69	40.62	41.48
2284	NASDAQ	AMSF	Tue, Dec 16, 2014	41.15	42.00	40.79	40.85
2283	NASDAQ	AMSF	Mon, Dec 15, 2014	41.49	41.77	40.34	41.26
2282	NASDAQ	AMSF	Fri, Dec 12, 2014	41.75	42.09	41.12	41.27
2281	NASDAQ	AMSF	Thu, Dec 11, 2014	42.25	42.99	42.00	42.15
2280	NASDAQ	AMSF	Wed, Dec 10, 2014	42.92	42.92	41.90	41.97
2279	NASDAQ	AMSF	Tue, Dec 9, 2014	42.24	44.04	42.24	43.95
2278	NASDAQ	AMSF	Mon, Dec 8, 2014	43.79	44.04	42.29	42.59
2277	NASDAQ	AMSF	Fri, Dec 5, 2014	43.70	44.29	43.59	43.95
2276	NASDAQ	AMSF	Thu, Dec 4, 2014	43.19	43.89	42.18	43.67
2275	NASDAQ	AMSF	Wed, Dec 3, 2014	42.86	43.69	42.49	43.13
2274	NASDAQ	AMSF	Tue, Dec 2, 2014	41.90	43.38	41.90	42.93
2273	NASDAQ	AMSF	Mon, Dec 1, 2014	41.79	42.44	41.53	41.85
2272	NASDAQ	AMSF	Fri, Nov 28, 2014	42.94	44.00	41.59	41.69
2271	NASDAQ	AMSF	Wed, Nov 26, 2014	42.24	43.14	42.07	42.74
2270	NASDAQ	AMSF	Tue, Nov 25, 2014	42.50	42.87	41.93	42.09
2269	NASDAQ	AMSF	Mon, Nov 24, 2014	41.66	42.62	41.44	42.47
2268	NASDAQ	AMSF	Fri, Nov 21, 2014	41.35	41.59	40.95	41.43
2267	NASDAQ	AMSF	Thu, Nov 20, 2014	40.50	41.00	40.50	40.93
2266	NASDAQ	AMSF	Wed, Nov 19, 2014	40.82	41.47	40.25	40.75
2265	NASDAQ	AMSF	Tue, Nov 18, 2014	40.95	41.25	40.90	40.90
2264	NASDAQ	AMSF	Mon, Nov 17, 2014	41.38	41.75	40.74	40.92
2263	NASDAQ	AMSF	Fri, Nov 14, 2014	41.50	41.74	41.22	41.45
2262	NASDAQ	AMSF	Thu, Nov 13, 2014	41.37	41.79	41.24	41.61
2261	NASDAQ	AMSF	Wed, Nov 12, 2014	41.02	41.69	41.01	41.49
2260	NASDAQ	AMSF	Tue, Nov 11, 2014	41.21	41.50	40.92	41.24
2259	NASDAQ	AMSF	Mon, Nov 10, 2014	41.16	41.69	40.84	41.12
2258	NASDAQ	AMSF	Fri, Nov 7, 2014	41.37	41.65	41.05	41.17
2257	NASDAQ	AMSF	Thu, Nov 6, 2014	42.05	42.05	41.34	41.52
2256	NASDAQ	AMSF	Wed, Nov 5, 2014	42.52	42.52	41.91	41.96
2255	NASDAQ	AMSF	Tue, Nov 4, 2014	42.12	42.76	41.99	42.16
2254	NASDAQ	AMSF	Mon, Nov 3, 2014	41.61	42.49	41.01	42.33
2253	NASDAQ	AMSF	Fri, Oct 31, 2014	41.80	41.85	40.55	41.70
2252	NASDAQ	AMSF	Thu, Oct 30, 2014	43.42	43.42	40.83	41.09
2251	NASDAQ	AMSF	Wed, Oct 29, 2014	41.89	41.97	41.36	41.73
2250	NASDAQ	AMSF	Tue, Oct 28, 2014	41.36	42.31	41.13	41.71
2249	NASDAQ	AMSF	Mon, Oct 27, 2014	41.09	41.15	40.88	41.05
2248	NASDAQ	AMSF	Fri, Oct 24, 2014	41.14	41.36	40.94	41.08
2247	NASDAQ	AMSF	Thu, Oct 23, 2014	41.38	41.38	40.84	40.97
2246	NASDAQ	AMSF	Wed, Oct 22, 2014	41.54	41.90	40.70	40.90
2245	NASDAQ	AMSF	Tue, Oct 21, 2014	41.16	41.36	40.14	41.35
2244	NASDAQ	AMSF	Mon, Oct 20, 2014	40.44	41.10	40.37	41.10
2243	NASDAQ	AMSF	Fri, Oct 17, 2014	41.94	41.94	40.43	40.65
2242	NASDAQ	AMSF	Thu, Oct 16, 2014	40.69	41.52	40.48	41.37
2241	NASDAQ	AMSF	Wed, Oct 15, 2014	40.89	41.15	40.47	40.94
2240	NASDAQ	AMSF	Tue, Oct 14, 2014	40.91	41.55	40.72	41.10
2239	NASDAQ	AMSF	Mon, Oct 13, 2014	39.38	41.00	39.17	40.46
2238	NASDAQ	AMSF	Fri, Oct 10, 2014	39.22	40.15	38.94	39.24
2237	NASDAQ	AMSF	Thu, Oct 9, 2014	39.82	39.82	39.07	39.42
2236	NASDAQ	AMSF	Wed, Oct 8, 2014	38.61	39.86	38.54	39.68
2235	NASDAQ	AMSF	Tue, Oct 7, 2014	39.13	39.40	38.67	38.75
2234	NASDAQ	AMSF	Mon, Oct 6, 2014	39.60	39.95	39.30	39.42
2233	NASDAQ	AMSF	Fri, Oct 3, 2014	40.10	40.68	39.44	39.60
2232	NASDAQ	AMSF	Thu, Oct 2, 2014	39.22	39.96	39.22	39.73
2231	NASDAQ	AMSF	Wed, Oct 1, 2014	39.20	39.50	38.91	39.10
2230	NASDAQ	AMSF	Tue, Sep 30, 2014	39.19	39.53	38.81	39.11
2229	NASDAQ	AMSF	Mon, Sep 29, 2014	39.08	39.37	38.94	39.23
2228	NASDAQ	AMSF	Fri, Sep 26, 2014	38.68	39.49	38.68	39.39
2227	NASDAQ	AMSF	Thu, Sep 25, 2014	38.51	38.82	38.34	38.64
2226	NASDAQ	AMSF	Wed, Sep 24, 2014	38.71	38.83	38.46	38.68
2225	NASDAQ	AMSF	Tue, Sep 23, 2014	38.57	39.08	38.46	38.56
2224	NASDAQ	AMSF	Mon, Sep 22, 2014	38.81	39.09	38.40	38.73
2223	NASDAQ	AMSF	Fri, Sep 19, 2014	39.22	39.53	38.65	38.96
2222	NASDAQ	AMSF	Thu, Sep 18, 2014	38.62	39.33	38.52	39.19
2221	NASDAQ	AMSF	Wed, Sep 17, 2014	38.46	38.77	38.18	38.53
2220	NASDAQ	AMSF	Tue, Sep 16, 2014	38.50	38.70	38.35	38.51
2219	NASDAQ	AMSF	Mon, Sep 15, 2014	38.43	38.72	38.13	38.52
2218	NASDAQ	AMSF	Fri, Sep 12, 2014	38.70	38.70	38.38	38.51
2217	NASDAQ	AMSF	Thu, Sep 11, 2014	38.22	38.71	38.22	38.65
2216	NASDAQ	AMSF	Wed, Sep 10, 2014	38.38	38.81	38.23	38.52
2215	NASDAQ	AMSF	Tue, Sep 9, 2014	38.25	38.41	38.01	38.39
2214	NASDAQ	AMSF	Mon, Sep 8, 2014	38.04	38.79	38.04	38.38
2213	NASDAQ	AMSF	Fri, Sep 5, 2014	37.94	38.33	37.94	38.26
2212	NASDAQ	AMSF	Thu, Sep 4, 2014	37.79	38.26	37.62	38.12
2211	NASDAQ	AMSF	Wed, Sep 3, 2014	37.94	38.04	37.29	37.65
2210	NASDAQ	AMSF	Tue, Sep 2, 2014	37.97	37.97	37.26	37.74
2209	NASDAQ	AMSF	Fri, Aug 29, 2014	37.25	37.96	37.05	37.73
2208	NASDAQ	AMSF	Thu, Aug 28, 2014	37.30	37.60	37.15	37.22
2207	NASDAQ	AMSF	Wed, Aug 27, 2014	37.16	37.81	37.03	37.53
2206	NASDAQ	AMSF	Tue, Aug 26, 2014	36.94	37.26	36.48	37.20
2205	NASDAQ	AMSF	Mon, Aug 25, 2014	37.19	37.43	36.54	36.90
2204	NASDAQ	AMSF	Fri, Aug 22, 2014	37.48	37.88	37.01	37.09
2203	NASDAQ	AMSF	Thu, Aug 21, 2014	37.25	37.69	36.72	37.48
2202	NASDAQ	AMSF	Wed, Aug 20, 2014	37.79	37.79	37.15	37.33
2201	NASDAQ	AMSF	Tue, Aug 19, 2014	37.80	38.01	37.32	37.89
2200	NASDAQ	AMSF	Mon, Aug 18, 2014	37.64	37.72	35.84	37.61
2199	NASDAQ	AMSF	Fri, Aug 15, 2014	37.75	37.88	36.87	37.26
2198	NASDAQ	AMSF	Thu, Aug 14, 2014	37.67	37.69	37.24	37.47
2197	NASDAQ	AMSF	Wed, Aug 13, 2014	37.62	37.90	37.42	37.54
2196	NASDAQ	AMSF	Tue, Aug 12, 2014	37.76	38.00	37.35	37.51
2195	NASDAQ	AMSF	Mon, Aug 11, 2014	37.74	38.44	37.08	37.99
2194	NASDAQ	AMSF	Fri, Aug 8, 2014	37.21	38.04	36.67	37.62
2193	NASDAQ	AMSF	Thu, Aug 7, 2014	37.89	37.90	36.91	37.23
2192	NASDAQ	AMSF	Wed, Aug 6, 2014	37.85	38.55	37.84	37.90
2191	NASDAQ	AMSF	Tue, Aug 5, 2014	37.76	38.61	37.63	37.99
2190	NASDAQ	AMSF	Mon, Aug 4, 2014	37.48	38.33	37.26	37.96
2189	NASDAQ	AMSF	Fri, Aug 1, 2014	36.77	37.51	36.65	37.39
2188	NASDAQ	AMSF	Thu, Jul 31, 2014	35.17	37.07	35.15	36.60
2187	NASDAQ	AMSF	Wed, Jul 30, 2014	36.67	36.67	35.18	35.43
2186	NASDAQ	AMSF	Tue, Jul 29, 2014	36.46	36.77	35.89	36.32
2185	NASDAQ	AMSF	Mon, Jul 28, 2014	36.82	36.82	36.11	36.25
2184	NASDAQ	AMSF	Fri, Jul 25, 2014	37.29	37.30	36.63	36.70
2183	NASDAQ	AMSF	Thu, Jul 24, 2014	38.60	38.60	35.69	37.67
2182	NASDAQ	AMSF	Wed, Jul 23, 2014	38.42	38.72	37.80	38.47
2181	NASDAQ	AMSF	Tue, Jul 22, 2014	38.52	38.65	38.19	38.46
2180	NASDAQ	AMSF	Mon, Jul 21, 2014	38.94	38.96	38.03	38.47
2179	NASDAQ	AMSF	Fri, Jul 18, 2014	38.16	39.31	38.16	39.24
2178	NASDAQ	AMSF	Thu, Jul 17, 2014	39.06	39.43	38.00	38.29
2177	NASDAQ	AMSF	Wed, Jul 16, 2014	40.68	40.68	39.14	39.41
2176	NASDAQ	AMSF	Tue, Jul 15, 2014	41.28	41.85	40.26	40.41
2175	NASDAQ	AMSF	Mon, Jul 14, 2014	41.30	41.91	41.23	41.43
2174	NASDAQ	AMSF	Fri, Jul 11, 2014	40.48	41.02	40.48	40.85
2173	NASDAQ	AMSF	Thu, Jul 10, 2014	40.34	40.95	39.99	40.69
2172	NASDAQ	AMSF	Wed, Jul 9, 2014	41.24	41.63	40.71	40.93
2171	NASDAQ	AMSF	Tue, Jul 8, 2014	41.46	41.46	40.64	40.99
2170	NASDAQ	AMSF	Mon, Jul 7, 2014	41.27	41.58	40.97	41.47
2169	NASDAQ	AMSF	Thu, Jul 3, 2014	41.40	41.67	41.14	41.49
2168	NASDAQ	AMSF	Wed, Jul 2, 2014	41.43	41.87	40.96	41.03
2167	NASDAQ	AMSF	Tue, Jul 1, 2014	40.99	42.22	40.82	41.35
2166	NASDAQ	AMSF	Mon, Jun 30, 2014	40.10	40.86	39.75	40.67
2165	NASDAQ	AMSF	Fri, Jun 27, 2014	39.65	40.61	39.53	40.31
2164	NASDAQ	AMSF	Thu, Jun 26, 2014	39.56	39.89	38.23	39.75
2163	NASDAQ	AMSF	Wed, Jun 25, 2014	39.35	39.75	39.17	39.66
2162	NASDAQ	AMSF	Tue, Jun 24, 2014	39.54	40.59	39.52	39.63
2161	NASDAQ	AMSF	Mon, Jun 23, 2014	39.32	40.51	39.22	39.95
2160	NASDAQ	AMSF	Fri, Jun 20, 2014	38.36	38.40	37.66	38.28
2159	NASDAQ	AMSF	Thu, Jun 19, 2014	38.01	38.25	37.59	38.13
2158	NASDAQ	AMSF	Wed, Jun 18, 2014	37.87	38.78	37.27	37.74
2157	NASDAQ	AMSF	Tue, Jun 17, 2014	37.52	38.36	37.40	37.98
2156	NASDAQ	AMSF	Mon, Jun 16, 2014	37.00	37.47	36.89	37.42
2155	NASDAQ	AMSF	Fri, Jun 13, 2014	37.70	37.70	36.34	36.97
2154	NASDAQ	AMSF	Thu, Jun 12, 2014	37.26	37.68	36.93	37.49
2153	NASDAQ	AMSF	Wed, Jun 11, 2014	37.44	38.07	37.16	37.25
2152	NASDAQ	AMSF	Tue, Jun 10, 2014	37.66	38.07	37.53	37.74
2151	NASDAQ	AMSF	Mon, Jun 9, 2014	37.86	38.17	37.75	37.94
2150	NASDAQ	AMSF	Fri, Jun 6, 2014	38.21	38.59	37.68	37.86
2149	NASDAQ	AMSF	Thu, Jun 5, 2014	36.15	37.99	35.79	37.89
2148	NASDAQ	AMSF	Wed, Jun 4, 2014	36.36	36.61	35.79	35.92
2147	NASDAQ	AMSF	Tue, Jun 3, 2014	36.91	37.08	36.24	36.38
2146	NASDAQ	AMSF	Mon, Jun 2, 2014	38.42	38.52	36.90	36.98
2145	NASDAQ	AMSF	Fri, May 30, 2014	38.80	39.20	38.04	38.51
2144	NASDAQ	AMSF	Thu, May 29, 2014	38.88	39.04	38.55	38.63
2143	NASDAQ	AMSF	Wed, May 28, 2014	39.22	39.22	38.25	38.58
2142	NASDAQ	AMSF	Tue, May 27, 2014	38.81	39.64	38.60	39.25
2141	NASDAQ	AMSF	Fri, May 23, 2014	38.17	38.77	37.93	38.65
2140	NASDAQ	AMSF	Thu, May 22, 2014	37.64	38.45	37.36	38.01
2139	NASDAQ	AMSF	Wed, May 21, 2014	37.23	37.83	36.77	37.43
2138	NASDAQ	AMSF	Tue, May 20, 2014	37.65	37.65	36.78	37.15
2137	NASDAQ	AMSF	Mon, May 19, 2014	37.40	38.06	36.51	37.87
2136	NASDAQ	AMSF	Fri, May 16, 2014	38.08	38.08	35.73	37.45
2135	NASDAQ	AMSF	Thu, May 15, 2014	38.71	38.71	37.70	38.16
2134	NASDAQ	AMSF	Wed, May 14, 2014	40.75	40.75	38.73	38.96
2133	NASDAQ	AMSF	Tue, May 13, 2014	41.18	41.32	40.54	40.76
2132	NASDAQ	AMSF	Mon, May 12, 2014	40.01	41.50	39.56	41.39
2131	NASDAQ	AMSF	Fri, May 9, 2014	38.86	39.96	38.77	39.95
2130	NASDAQ	AMSF	Thu, May 8, 2014	39.24	40.25	39.02	39.21
2129	NASDAQ	AMSF	Wed, May 7, 2014	39.55	39.85	38.96	39.44
2128	NASDAQ	AMSF	Tue, May 6, 2014	40.01	40.14	39.55	39.63
2127	NASDAQ	AMSF	Mon, May 5, 2014	40.82	40.82	39.80	40.29
2126	NASDAQ	AMSF	Fri, May 2, 2014	40.91	41.25	40.14	40.97
2125	NASDAQ	AMSF	Thu, May 1, 2014	40.57	41.01	38.82	40.73
2124	NASDAQ	AMSF	Wed, Apr 30, 2014	45.07	45.07	41.25	42.51
2123	NASDAQ	AMSF	Tue, Apr 29, 2014	41.97	42.14	41.54	41.65
2122	NASDAQ	AMSF	Mon, Apr 28, 2014	41.86	42.38	40.57	41.58
2121	NASDAQ	AMSF	Fri, Apr 25, 2014	41.80	41.86	41.19	41.60
2120	NASDAQ	AMSF	Thu, Apr 24, 2014	42.03	42.34	41.66	42.09
2119	NASDAQ	AMSF	Wed, Apr 23, 2014	41.75	42.56	41.68	41.75
2118	NASDAQ	AMSF	Tue, Apr 22, 2014	41.70	42.00	41.67	41.90
2117	NASDAQ	AMSF	Mon, Apr 21, 2014	41.48	41.60	40.77	41.53
2116	NASDAQ	AMSF	Thu, Apr 17, 2014	41.01	41.64	41.01	41.55
2115	NASDAQ	AMSF	Wed, Apr 16, 2014	41.48	41.48	39.01	41.17
2114	NASDAQ	AMSF	Tue, Apr 15, 2014	41.26	41.56	40.30	41.06
2113	NASDAQ	AMSF	Mon, Apr 14, 2014	41.53	41.86	40.72	40.94
2112	NASDAQ	AMSF	Fri, Apr 11, 2014	41.27	41.71	40.94	41.03
2111	NASDAQ	AMSF	Thu, Apr 10, 2014	43.34	43.34	41.38	41.70
2110	NASDAQ	AMSF	Wed, Apr 9, 2014	43.14	43.53	42.62	43.32
2109	NASDAQ	AMSF	Tue, Apr 8, 2014	42.84	43.44	42.40	42.99
2108	NASDAQ	AMSF	Mon, Apr 7, 2014	43.41	43.41	42.43	42.66
2107	NASDAQ	AMSF	Fri, Apr 4, 2014	43.97	43.98	42.67	43.47
2106	NASDAQ	AMSF	Thu, Apr 3, 2014	43.70	43.99	43.38	43.58
2105	NASDAQ	AMSF	Wed, Apr 2, 2014	44.11	44.11	43.50	43.81
2104	NASDAQ	AMSF	Tue, Apr 1, 2014	43.82	44.15	42.96	43.90
2103	NASDAQ	AMSF	Mon, Mar 31, 2014	42.87	44.25	42.81	43.91
2102	NASDAQ	AMSF	Fri, Mar 28, 2014	42.74	43.33	42.50	42.68
2101	NASDAQ	AMSF	Thu, Mar 27, 2014	43.41	43.41	42.27	42.83
2100	NASDAQ	AMSF	Wed, Mar 26, 2014	44.18	44.23	43.00	43.25
2099	NASDAQ	AMSF	Tue, Mar 25, 2014	44.25	44.25	43.69	43.85
2098	NASDAQ	AMSF	Mon, Mar 24, 2014	43.79	44.12	43.32	43.88
2097	NASDAQ	AMSF	Fri, Mar 21, 2014	43.79	43.91	42.97	43.59
2096	NASDAQ	AMSF	Thu, Mar 20, 2014	43.48	43.83	41.35	43.68
2095	NASDAQ	AMSF	Wed, Mar 19, 2014	44.13	44.13	43.25	43.66
2094	NASDAQ	AMSF	Tue, Mar 18, 2014	43.78	44.13	43.45	44.01
2093	NASDAQ	AMSF	Mon, Mar 17, 2014	42.96	43.92	42.83	43.63
2092	NASDAQ	AMSF	Fri, Mar 14, 2014	42.28	43.17	42.28	42.79
2091	NASDAQ	AMSF	Thu, Mar 13, 2014	43.14	43.19	41.95	42.47
2090	NASDAQ	AMSF	Wed, Mar 12, 2014	42.31	43.03	41.77	42.95
2089	NASDAQ	AMSF	Tue, Mar 11, 2014	43.85	43.92	42.55	42.97
2088	NASDAQ	AMSF	Mon, Mar 10, 2014	43.74	44.00	43.08	43.95
2087	NASDAQ	AMSF	Fri, Mar 7, 2014	44.29	44.49	43.50	43.71
2086	NASDAQ	AMSF	Thu, Mar 6, 2014	43.88	44.00	43.57	43.93
2085	NASDAQ	AMSF	Wed, Mar 5, 2014	43.63	43.95	43.28	43.79
2084	NASDAQ	AMSF	Tue, Mar 4, 2014	44.09	44.84	43.76	43.82
2083	NASDAQ	AMSF	Mon, Mar 3, 2014	43.32	43.93	43.01	43.44
2082	NASDAQ	AMSF	Fri, Feb 28, 2014	44.07	44.79	43.08	43.54
2081	NASDAQ	AMSF	Thu, Feb 27, 2014	45.35	45.95	42.00	43.99
2080	NASDAQ	AMSF	Wed, Feb 26, 2014	39.47	39.61	38.84	39.41
2079	NASDAQ	AMSF	Tue, Feb 25, 2014	39.69	40.13	39.12	39.29
2078	NASDAQ	AMSF	Mon, Feb 24, 2014	40.09	40.26	39.81	39.87
2077	NASDAQ	AMSF	Fri, Feb 21, 2014	40.73	40.73	39.90	40.08
2076	NASDAQ	AMSF	Thu, Feb 20, 2014	40.20	40.68	40.14	40.51
2075	NASDAQ	AMSF	Wed, Feb 19, 2014	40.49	40.95	40.18	40.28
2074	NASDAQ	AMSF	Tue, Feb 18, 2014	40.25	40.86	40.25	40.72
2073	NASDAQ	AMSF	Fri, Feb 14, 2014	40.13	40.44	39.89	40.22
2072	NASDAQ	AMSF	Thu, Feb 13, 2014	39.45	40.22	39.29	40.13
2071	NASDAQ	AMSF	Wed, Feb 12, 2014	39.92	39.92	38.73	39.69
2070	NASDAQ	AMSF	Tue, Feb 11, 2014	39.65	40.01	39.25	39.76
2069	NASDAQ	AMSF	Mon, Feb 10, 2014	39.21	39.64	38.41	39.53
2068	NASDAQ	AMSF	Fri, Feb 7, 2014	40.19	40.94	39.06	39.36
2067	NASDAQ	AMSF	Thu, Feb 6, 2014	40.84	41.98	39.80	39.97
2066	NASDAQ	AMSF	Wed, Feb 5, 2014	40.02	41.23	39.29	40.60
2065	NASDAQ	AMSF	Tue, Feb 4, 2014	40.63	40.63	39.34	40.12
2064	NASDAQ	AMSF	Mon, Feb 3, 2014	41.18	41.93	39.90	40.53
2063	NASDAQ	AMSF	Fri, Jan 31, 2014	41.05	41.63	40.93	41.37
2062	NASDAQ	AMSF	Thu, Jan 30, 2014	41.69	42.62	41.49	41.85
2061	NASDAQ	AMSF	Wed, Jan 29, 2014	41.62	42.17	41.05	41.42
2060	NASDAQ	AMSF	Tue, Jan 28, 2014	41.69	42.07	41.46	41.97
2059	NASDAQ	AMSF	Mon, Jan 27, 2014	42.23	42.59	41.55	41.74
2058	NASDAQ	AMSF	Fri, Jan 24, 2014	42.50	42.63	41.36	42.04
2057	NASDAQ	AMSF	Thu, Jan 23, 2014	43.02	43.22	42.45	42.78
2056	NASDAQ	AMSF	Wed, Jan 22, 2014	43.16	43.50	42.99	43.34
2055	NASDAQ	AMSF	Tue, Jan 21, 2014	42.99	43.19	42.55	42.94
2054	NASDAQ	AMSF	Fri, Jan 17, 2014	42.03	42.75	41.96	42.58
2053	NASDAQ	AMSF	Thu, Jan 16, 2014	42.12	42.69	41.56	41.96
2052	NASDAQ	AMSF	Wed, Jan 15, 2014	41.59	42.72	41.50	42.32
2051	NASDAQ	AMSF	Tue, Jan 14, 2014	41.13	42.01	41.29	41.40
2050	NASDAQ	AMSF	Mon, Jan 13, 2014	41.03	41.24	40.36	40.95
2049	NASDAQ	AMSF	Fri, Jan 10, 2014	40.80	41.16	40.60	41.06
2048	NASDAQ	AMSF	Thu, Jan 9, 2014	40.52	41.18	40.30	40.80
2047	NASDAQ	AMSF	Wed, Jan 8, 2014	41.15	41.18	40.26	40.45
2046	NASDAQ	AMSF	Tue, Jan 7, 2014	40.91	41.67	40.84	41.09
2045	NASDAQ	AMSF	Mon, Jan 6, 2014	41.72	41.72	40.78	40.87
2044	NASDAQ	AMSF	Fri, Jan 3, 2014	41.46	41.95	41.08	41.64
2043	NASDAQ	AMSF	Thu, Jan 2, 2014	42.16	42.16	41.13	41.18
2042	NASDAQ	AMSF	Tue, Dec 31, 2013	42.22	42.79	42.17	42.24
2041	NASDAQ	AMSF	Mon, Dec 30, 2013	42.17	42.64	41.97	42.27
2040	NASDAQ	AMSF	Fri, Dec 27, 2013	42.74	43.00	42.17	42.31
2039	NASDAQ	AMSF	Thu, Dec 26, 2013	42.61	42.95	42.00	42.60
2038	NASDAQ	AMSF	Tue, Dec 24, 2013	42.04	43.06	42.04	42.37
2037	NASDAQ	AMSF	Mon, Dec 23, 2013	42.12	42.58	41.85	42.17
2036	NASDAQ	AMSF	Fri, Dec 20, 2013	41.00	42.30	40.96	41.80
2035	NASDAQ	AMSF	Thu, Dec 19, 2013	41.31	41.77	41.07	41.09
2034	NASDAQ	AMSF	Wed, Dec 18, 2013	41.20	41.62	40.89	41.49
2033	NASDAQ	AMSF	Tue, Dec 17, 2013	41.29	42.10	40.24	41.13
2032	NASDAQ	AMSF	Mon, Dec 16, 2013	40.25	40.72	40.09	40.29
2031	NASDAQ	AMSF	Fri, Dec 13, 2013	40.94	41.32	40.21	40.21
2030	NASDAQ	AMSF	Thu, Dec 12, 2013	40.55	41.42	40.49	40.96
2029	NASDAQ	AMSF	Wed, Dec 11, 2013	41.40	41.87	40.47	40.65
2028	NASDAQ	AMSF	Tue, Dec 10, 2013	42.79	43.37	41.41	41.54
2027	NASDAQ	AMSF	Mon, Dec 9, 2013	43.88	43.88	42.40	42.81
2026	NASDAQ	AMSF	Fri, Dec 6, 2013	43.91	44.50	43.72	43.98
2025	NASDAQ	AMSF	Thu, Dec 5, 2013	42.44	43.69	42.56	43.38
2024	NASDAQ	AMSF	Wed, Dec 4, 2013	43.14	43.90	42.32	42.55
2023	NASDAQ	AMSF	Tue, Dec 3, 2013	42.96	43.49	42.69	43.20
2022	NASDAQ	AMSF	Mon, Dec 2, 2013	43.96	44.40	43.02	43.14
2021	NASDAQ	AMSF	Fri, Nov 29, 2013	43.87	44.47	43.57	43.88
2020	NASDAQ	AMSF	Wed, Nov 27, 2013	43.29	43.69	41.32	43.54
2019	NASDAQ	AMSF	Tue, Nov 26, 2013	43.10	43.43	42.67	43.13
2018	NASDAQ	AMSF	Mon, Nov 25, 2013	42.76	43.72	42.67	42.93
2017	NASDAQ	AMSF	Fri, Nov 22, 2013	41.98	42.75	41.61	42.38
2016	NASDAQ	AMSF	Thu, Nov 21, 2013	41.20	41.94	40.79	41.86
2015	NASDAQ	AMSF	Wed, Nov 20, 2013	40.36	41.09	39.91	40.89
2014	NASDAQ	AMSF	Tue, Nov 19, 2013	39.79	40.25	38.46	40.15
2013	NASDAQ	AMSF	Mon, Nov 18, 2013	40.73	40.81	39.47	39.70
2012	NASDAQ	AMSF	Fri, Nov 15, 2013	40.00	40.54	39.42	40.39
2011	NASDAQ	AMSF	Thu, Nov 14, 2013	39.82	40.30	39.07	40.06
2010	NASDAQ	AMSF	Wed, Nov 13, 2013	39.49	39.83	39.24	39.75
2009	NASDAQ	AMSF	Tue, Nov 12, 2013	39.62	40.07	38.76	39.63
2008	NASDAQ	AMSF	Mon, Nov 11, 2013	39.49	40.08	39.11	39.73
2007	NASDAQ	AMSF	Fri, Nov 8, 2013	38.44	40.63	38.44	39.65
2006	NASDAQ	AMSF	Thu, Nov 7, 2013	39.44	39.48	38.22	38.47
2005	NASDAQ	AMSF	Wed, Nov 6, 2013	39.62	39.77	38.85	39.40
2004	NASDAQ	AMSF	Tue, Nov 5, 2013	39.46	41.96	37.10	39.26
2003	NASDAQ	AMSF	Mon, Nov 4, 2013	39.62	39.62	39.09	39.54
2002	NASDAQ	AMSF	Fri, Nov 1, 2013	38.59	40.47	38.59	39.36
2001	NASDAQ	AMSF	Thu, Oct 31, 2013	39.66	39.72	38.32	38.51
2000	NASDAQ	AMSF	Wed, Oct 30, 2013	39.84	40.07	39.37	39.60
1999	NASDAQ	AMSF	Tue, Oct 29, 2013	39.86	40.18	39.57	39.70
1998	NASDAQ	AMSF	Mon, Oct 28, 2013	39.55	40.79	39.56	39.64
1997	NASDAQ	AMSF	Fri, Oct 25, 2013	39.65	39.90	39.03	39.54
1996	NASDAQ	AMSF	Thu, Oct 24, 2013	39.28	39.63	39.05	39.50
1995	NASDAQ	AMSF	Wed, Oct 23, 2013	38.68	39.44	38.68	39.12
1994	NASDAQ	AMSF	Tue, Oct 22, 2013	38.78	39.00	38.38	38.81
1993	NASDAQ	AMSF	Mon, Oct 21, 2013	39.03	39.06	38.54	38.70
1992	NASDAQ	AMSF	Fri, Oct 18, 2013	38.90	38.97	38.49	38.86
1991	NASDAQ	AMSF	Thu, Oct 17, 2013	38.16	38.81	37.79	38.56
1990	NASDAQ	AMSF	Wed, Oct 16, 2013	37.25	38.52	37.25	38.34
1989	NASDAQ	AMSF	Tue, Oct 15, 2013	36.51	37.35	36.24	36.98
1988	NASDAQ	AMSF	Mon, Oct 14, 2013	36.96	37.41	36.89	37.36
1987	NASDAQ	AMSF	Fri, Oct 11, 2013	35.73	37.31	35.73	37.26
1986	NASDAQ	AMSF	Thu, Oct 10, 2013	34.95	36.01	34.95	35.95
1985	NASDAQ	AMSF	Wed, Oct 9, 2013	34.72	34.59	34.04	34.51
1984	NASDAQ	AMSF	Tue, Oct 8, 2013	34.73	34.75	34.43	34.55
1983	NASDAQ	AMSF	Mon, Oct 7, 2013	34.92	34.92	34.53	34.64
1982	NASDAQ	AMSF	Fri, Oct 4, 2013	35.11	35.25	34.83	35.16
1981	NASDAQ	AMSF	Thu, Oct 3, 2013	35.21	35.40	34.57	35.20
1980	NASDAQ	AMSF	Wed, Oct 2, 2013	35.24	35.53	34.87	35.27
1979	NASDAQ	AMSF	Tue, Oct 1, 2013	35.61	35.79	35.39	35.62
1978	NASDAQ	AMSF	Mon, Sep 30, 2013	34.91	35.91	34.91	35.51
1977	NASDAQ	AMSF	Fri, Sep 27, 2013	35.07	35.49	35.00	35.20
1976	NASDAQ	AMSF	Thu, Sep 26, 2013	35.38	35.42	34.99	35.39
1975	NASDAQ	AMSF	Wed, Sep 25, 2013	35.27	35.54	34.31	35.19
1974	NASDAQ	AMSF	Tue, Sep 24, 2013	34.78	35.75	34.59	35.33
1973	NASDAQ	AMSF	Mon, Sep 23, 2013	35.45	35.45	34.48	34.70
1972	NASDAQ	AMSF	Fri, Sep 20, 2013	34.97	35.70	34.86	35.61
1971	NASDAQ	AMSF	Thu, Sep 19, 2013	34.99	34.99	34.09	34.74
1970	NASDAQ	AMSF	Wed, Sep 18, 2013	34.36	35.40	34.32	35.01
1969	NASDAQ	AMSF	Tue, Sep 17, 2013	33.59	34.37	33.43	34.35
1968	NASDAQ	AMSF	Mon, Sep 16, 2013	33.00	33.74	32.90	33.71
1967	NASDAQ	AMSF	Fri, Sep 13, 2013	33.26	33.42	32.95	33.00
1966	NASDAQ	AMSF	Thu, Sep 12, 2013	33.29	33.50	32.98	33.26
1965	NASDAQ	AMSF	Wed, Sep 11, 2013	33.31	33.60	33.24	33.36
1964	NASDAQ	AMSF	Tue, Sep 10, 2013	33.53	33.72	33.33	33.50
1963	NASDAQ	AMSF	Mon, Sep 9, 2013	33.29	33.54	32.88	33.46
1962	NASDAQ	AMSF	Fri, Sep 6, 2013	33.42	33.67	32.44	33.26
1961	NASDAQ	AMSF	Thu, Sep 5, 2013	33.65	33.81	33.20	33.31
1960	NASDAQ	AMSF	Wed, Sep 4, 2013	33.43	33.90	33.43	33.71
1959	NASDAQ	AMSF	Tue, Sep 3, 2013	32.97	33.64	32.42	33.50
1958	NASDAQ	AMSF	Fri, Aug 30, 2013	33.02	33.14	32.46	32.59
1957	NASDAQ	AMSF	Thu, Aug 29, 2013	32.74	33.40	32.73	33.15
1956	NASDAQ	AMSF	Wed, Aug 28, 2013	32.96	33.23	32.51	32.79
1955	NASDAQ	AMSF	Tue, Aug 27, 2013	33.34	34.30	32.42	32.86
1954	NASDAQ	AMSF	Mon, Aug 26, 2013	34.07	34.44	33.51	33.80
1953	NASDAQ	AMSF	Fri, Aug 23, 2013	33.70	34.27	33.02	33.88
1952	NASDAQ	AMSF	Thu, Aug 22, 2013	33.16	33.86	33.16	33.80
1951	NASDAQ	AMSF	Wed, Aug 21, 2013	33.42	33.85	32.94	32.97
1950	NASDAQ	AMSF	Tue, Aug 20, 2013	33.21	33.93	33.21	33.56
1949	NASDAQ	AMSF	Mon, Aug 19, 2013	33.98	34.10	33.12	33.18
1948	NASDAQ	AMSF	Fri, Aug 16, 2013	33.97	34.67	33.74	33.86
1947	NASDAQ	AMSF	Thu, Aug 15, 2013	34.44	35.10	33.87	34.17
1946	NASDAQ	AMSF	Wed, Aug 14, 2013	34.11	34.87	33.93	34.70
1945	NASDAQ	AMSF	Tue, Aug 13, 2013	34.13	34.51	33.54	34.02
1944	NASDAQ	AMSF	Mon, Aug 12, 2013	33.16	35.00	33.16	34.17
1943	NASDAQ	AMSF	Fri, Aug 9, 2013	32.92	33.59	32.55	33.44
1942	NASDAQ	AMSF	Thu, Aug 8, 2013	33.28	33.62	32.68	32.91
1941	NASDAQ	AMSF	Wed, Aug 7, 2013	33.49	33.83	32.91	32.97
1940	NASDAQ	AMSF	Tue, Aug 6, 2013	34.08	34.44	33.58	33.73
1939	NASDAQ	AMSF	Mon, Aug 5, 2013	33.70	34.24	33.65	34.18
1938	NASDAQ	AMSF	Fri, Aug 2, 2013	33.78	33.98	33.48	33.85
1937	NASDAQ	AMSF	Thu, Aug 1, 2013	35.52	35.60	33.75	33.97
1936	NASDAQ	AMSF	Wed, Jul 31, 2013	36.09	36.15	35.56	35.73
1935	NASDAQ	AMSF	Tue, Jul 30, 2013	36.65	36.65	35.82	36.01
1934	NASDAQ	AMSF	Mon, Jul 29, 2013	36.73	36.98	36.34	36.41
1933	NASDAQ	AMSF	Fri, Jul 26, 2013	36.88	37.10	36.68	36.92
1932	NASDAQ	AMSF	Thu, Jul 25, 2013	36.99	37.86	36.33	37.22
1931	NASDAQ	AMSF	Wed, Jul 24, 2013	37.58	37.58	36.91	36.95
1930	NASDAQ	AMSF	Tue, Jul 23, 2013	38.04	38.04	37.26	37.30
1929	NASDAQ	AMSF	Mon, Jul 22, 2013	38.32	38.52	37.76	37.80
1928	NASDAQ	AMSF	Fri, Jul 19, 2013	38.50	38.86	37.56	38.30
1927	NASDAQ	AMSF	Thu, Jul 18, 2013	38.22	38.81	38.00	38.49
1926	NASDAQ	AMSF	Wed, Jul 17, 2013	38.11	38.50	37.85	38.08
1925	NASDAQ	AMSF	Tue, Jul 16, 2013	37.67	38.13	37.38	37.83
1924	NASDAQ	AMSF	Mon, Jul 15, 2013	37.47	37.94	37.45	37.57
1923	NASDAQ	AMSF	Fri, Jul 12, 2013	37.87	37.98	37.21	37.35
1922	NASDAQ	AMSF	Thu, Jul 11, 2013	38.23	38.38	37.46	37.92
1921	NASDAQ	AMSF	Wed, Jul 10, 2013	38.03	38.43	37.56	37.68
1920	NASDAQ	AMSF	Tue, Jul 9, 2013	36.90	38.18	36.90	38.08
1919	NASDAQ	AMSF	Mon, Jul 8, 2013	36.26	37.06	36.20	36.78
1918	NASDAQ	AMSF	Fri, Jul 5, 2013	34.59	36.14	33.87	36.14
1917	NASDAQ	AMSF	Wed, Jul 3, 2013	33.46	34.19	33.27	34.05
1916	NASDAQ	AMSF	Tue, Jul 2, 2013	33.16	33.53	33.13	33.50
1915	NASDAQ	AMSF	Mon, Jul 1, 2013	32.55	33.37	32.28	33.10
1914	NASDAQ	AMSF	Fri, Jun 28, 2013	32.52	33.02	32.12	32.38
1913	NASDAQ	AMSF	Thu, Jun 27, 2013	32.70	32.99	32.56	32.64
1912	NASDAQ	AMSF	Wed, Jun 26, 2013	32.50	32.74	32.21	32.49
1911	NASDAQ	AMSF	Tue, Jun 25, 2013	32.25	32.52	31.89	32.25
1910	NASDAQ	AMSF	Mon, Jun 24, 2013	32.15	32.40	31.66	32.07
1909	NASDAQ	AMSF	Fri, Jun 21, 2013	32.43	32.91	31.70	32.47
1908	NASDAQ	AMSF	Thu, Jun 20, 2013	32.77	34.58	32.13	32.35
1907	NASDAQ	AMSF	Wed, Jun 19, 2013	33.55	33.59	33.14	33.16
1906	NASDAQ	AMSF	Tue, Jun 18, 2013	33.57	33.84	33.18	33.64
1905	NASDAQ	AMSF	Mon, Jun 17, 2013	33.74	33.81	33.26	33.44
1904	NASDAQ	AMSF	Fri, Jun 14, 2013	34.03	34.08	33.41	33.47
1903	NASDAQ	AMSF	Thu, Jun 13, 2013	33.74	34.29	33.57	34.14
1902	NASDAQ	AMSF	Wed, Jun 12, 2013	34.26	34.26	33.53	33.72
1901	NASDAQ	AMSF	Tue, Jun 11, 2013	34.29	34.90	33.89	34.16
1900	NASDAQ	AMSF	Mon, Jun 10, 2013	34.49	34.80	34.17	34.71
1899	NASDAQ	AMSF	Fri, Jun 7, 2013	34.21	34.53	33.68	34.37
1898	NASDAQ	AMSF	Thu, Jun 6, 2013	33.36	33.92	33.04	33.83
1897	NASDAQ	AMSF	Wed, Jun 5, 2013	33.95	34.20	33.36	33.45
1896	NASDAQ	AMSF	Tue, Jun 4, 2013	34.40	34.43	33.50	34.08
1895	NASDAQ	AMSF	Mon, Jun 3, 2013	33.91	34.44	33.45	34.26
1894	NASDAQ	AMSF	Fri, May 31, 2013	33.91	34.36	33.26	33.93
1893	NASDAQ	AMSF	Thu, May 30, 2013	33.55	34.34	33.30	34.18
1892	NASDAQ	AMSF	Wed, May 29, 2013	33.50	33.83	33.25	33.50
1891	NASDAQ	AMSF	Tue, May 28, 2013	33.44	33.81	32.78	33.68
1890	NASDAQ	AMSF	Fri, May 24, 2013	32.67	33.11	32.37	33.10
1889	NASDAQ	AMSF	Thu, May 23, 2013	32.29	33.10	32.29	32.93
1888	NASDAQ	AMSF	Wed, May 22, 2013	33.15	33.53	32.22	32.62
1887	NASDAQ	AMSF	Tue, May 21, 2013	34.24	34.87	32.77	33.18
1886	NASDAQ	AMSF	Mon, May 20, 2013	34.50	34.79	34.12	34.33
1885	NASDAQ	AMSF	Fri, May 17, 2013	34.10	34.71	33.78	34.60
1884	NASDAQ	AMSF	Thu, May 16, 2013	33.67	34.09	33.13	33.93
1883	NASDAQ	AMSF	Wed, May 15, 2013	32.71	33.81	32.59	33.76
1882	NASDAQ	AMSF	Tue, May 14, 2013	32.62	33.00	32.39	32.89
1881	NASDAQ	AMSF	Mon, May 13, 2013	33.27	33.35	32.53	32.53
1880	NASDAQ	AMSF	Fri, May 10, 2013	33.20	33.40	32.81	33.23
1879	NASDAQ	AMSF	Thu, May 9, 2013	33.32	33.70	33.01	33.11
1878	NASDAQ	AMSF	Wed, May 8, 2013	33.80	33.80	33.20	33.25
1877	NASDAQ	AMSF	Tue, May 7, 2013	33.61	33.80	33.34	33.72
1876	NASDAQ	AMSF	Mon, May 6, 2013	34.27	34.36	33.43	33.66
1875	NASDAQ	AMSF	Fri, May 3, 2013	32.74	34.79	32.33	34.38
1874	NASDAQ	AMSF	Thu, May 2, 2013	31.56	32.63	30.42	32.31
1873	NASDAQ	AMSF	Wed, May 1, 2013	32.52	32.52	31.34	31.59
1872	NASDAQ	AMSF	Tue, Apr 30, 2013	32.43	33.05	32.30	32.66
1871	NASDAQ	AMSF	Mon, Apr 29, 2013	32.35	32.68	32.15	32.48
1870	NASDAQ	AMSF	Fri, Apr 26, 2013	32.06	32.35	31.83	32.24
1869	NASDAQ	AMSF	Thu, Apr 25, 2013	32.73	32.69	31.80	32.07
1868	NASDAQ	AMSF	Wed, Apr 24, 2013	32.90	33.00	32.56	32.68
1867	NASDAQ	AMSF	Tue, Apr 23, 2013	33.28	33.29	32.31	32.94
1866	NASDAQ	AMSF	Mon, Apr 22, 2013	33.59	33.60	32.62	33.00
1865	NASDAQ	AMSF	Fri, Apr 19, 2013	32.77	33.52	32.68	33.50
1864	NASDAQ	AMSF	Thu, Apr 18, 2013	33.36	33.50	32.67	32.82
1863	NASDAQ	AMSF	Wed, Apr 17, 2013	33.73	33.82	32.98	33.41
1862	NASDAQ	AMSF	Tue, Apr 16, 2013	33.92	34.28	33.65	33.87
1861	NASDAQ	AMSF	Mon, Apr 15, 2013	34.31	34.44	33.39	33.60
1860	NASDAQ	AMSF	Fri, Apr 12, 2013	34.35	34.55	34.24	34.40
1859	NASDAQ	AMSF	Thu, Apr 11, 2013	34.09	34.62	34.09	34.52
1858	NASDAQ	AMSF	Wed, Apr 10, 2013	34.17	34.32	33.94	34.23
1857	NASDAQ	AMSF	Tue, Apr 9, 2013	34.34	34.68	33.66	33.95
1856	NASDAQ	AMSF	Mon, Apr 8, 2013	34.46	34.50	33.69	34.17
1855	NASDAQ	AMSF	Fri, Apr 5, 2013	33.96	34.50	33.83	34.30
1854	NASDAQ	AMSF	Thu, Apr 4, 2013	34.63	34.72	34.34	34.52
1853	NASDAQ	AMSF	Wed, Apr 3, 2013	34.76	35.20	33.30	34.49
1852	NASDAQ	AMSF	Tue, Apr 2, 2013	34.96	35.28	34.53	34.60
1851	NASDAQ	AMSF	Mon, Apr 1, 2013	35.39	35.70	34.16	34.68
1850	NASDAQ	AMSF	Thu, Mar 28, 2013	35.45	35.92	35.14	35.54
1849	NASDAQ	AMSF	Wed, Mar 27, 2013	34.88	35.47	34.64	35.38
1848	NASDAQ	AMSF	Tue, Mar 26, 2013	35.65	35.77	34.82	34.98
1847	NASDAQ	AMSF	Mon, Mar 25, 2013	35.61	35.67	35.15	35.50
1846	NASDAQ	AMSF	Fri, Mar 22, 2013	35.26	35.70	35.11	35.40
1845	NASDAQ	AMSF	Thu, Mar 21, 2013	35.71	35.80	34.79	35.20
1844	NASDAQ	AMSF	Wed, Mar 20, 2013	34.88	36.15	32.96	35.85
1843	NASDAQ	AMSF	Tue, Mar 19, 2013	35.11	35.26	34.39	34.61
1842	NASDAQ	AMSF	Mon, Mar 18, 2013	34.76	35.31	34.30	34.94
1841	NASDAQ	AMSF	Fri, Mar 15, 2013	34.90	35.49	34.73	34.97
1840	NASDAQ	AMSF	Thu, Mar 14, 2013	34.40	34.98	34.26	34.85
1839	NASDAQ	AMSF	Wed, Mar 13, 2013	33.69	34.32	33.11	34.24
1838	NASDAQ	AMSF	Tue, Mar 12, 2013	34.38	34.74	33.49	33.49
1837	NASDAQ	AMSF	Mon, Mar 11, 2013	34.14	34.57	33.71	34.34
1836	NASDAQ	AMSF	Fri, Mar 8, 2013	34.50	34.50	34.01	34.22
1835	NASDAQ	AMSF	Thu, Mar 7, 2013	34.31	34.63	34.10	34.20
1834	NASDAQ	AMSF	Wed, Mar 6, 2013	34.49	34.85	34.05	34.37
1833	NASDAQ	AMSF	Tue, Mar 5, 2013	34.00	34.54	33.96	34.32
1832	NASDAQ	AMSF	Mon, Mar 4, 2013	32.93	34.22	32.87	34.07
1831	NASDAQ	AMSF	Fri, Mar 1, 2013	32.51	33.01	32.51	32.90
1830	NASDAQ	AMSF	Thu, Feb 28, 2013	31.99	33.88	30.24	32.62
1829	NASDAQ	AMSF	Wed, Feb 27, 2013	28.63	29.38	28.63	29.14
1828	NASDAQ	AMSF	Tue, Feb 26, 2013	28.82	29.01	28.53	28.69
1827	NASDAQ	AMSF	Mon, Feb 25, 2013	29.47	29.54	28.63	28.70
1826	NASDAQ	AMSF	Fri, Feb 22, 2013	29.30	29.45	28.91	29.40
1825	NASDAQ	AMSF	Thu, Feb 21, 2013	28.99	29.68	28.89	29.10
1824	NASDAQ	AMSF	Wed, Feb 20, 2013	30.02	30.02	28.91	28.97
1823	NASDAQ	AMSF	Tue, Feb 19, 2013	29.22	30.07	29.22	30.07
1822	NASDAQ	AMSF	Fri, Feb 15, 2013	29.55	29.55	28.96	29.22
1821	NASDAQ	AMSF	Thu, Feb 14, 2013	29.34	29.79	29.30	29.30
1820	NASDAQ	AMSF	Wed, Feb 13, 2013	29.27	29.48	29.07	29.32
1819	NASDAQ	AMSF	Tue, Feb 12, 2013	29.01	29.36	28.92	29.25
1818	NASDAQ	AMSF	Mon, Feb 11, 2013	29.26	29.48	28.88	29.06
1817	NASDAQ	AMSF	Fri, Feb 8, 2013	29.04	29.25	28.94	29.19
1816	NASDAQ	AMSF	Thu, Feb 7, 2013	28.91	29.22	28.67	28.96
1815	NASDAQ	AMSF	Wed, Feb 6, 2013	28.33	29.06	28.27	29.01
1814	NASDAQ	AMSF	Tue, Feb 5, 2013	28.53	28.60	28.26	28.38
1813	NASDAQ	AMSF	Mon, Feb 4, 2013	28.52	28.72	28.23	28.32
1812	NASDAQ	AMSF	Fri, Feb 1, 2013	28.69	29.02	28.53	28.59
1811	NASDAQ	AMSF	Thu, Jan 31, 2013	28.43	29.09	28.40	28.64
1810	NASDAQ	AMSF	Wed, Jan 30, 2013	29.18	29.18	28.34	28.56
1809	NASDAQ	AMSF	Tue, Jan 29, 2013	28.94	29.31	28.74	29.28
1808	NASDAQ	AMSF	Mon, Jan 28, 2013	28.46	28.96	28.43	28.91
1807	NASDAQ	AMSF	Fri, Jan 25, 2013	28.60	28.60	28.05	28.45
1806	NASDAQ	AMSF	Thu, Jan 24, 2013	28.43	28.66	28.30	28.47
1805	NASDAQ	AMSF	Wed, Jan 23, 2013	28.49	28.64	28.27	28.46
1804	NASDAQ	AMSF	Tue, Jan 22, 2013	27.88	28.74	27.88	28.59
1803	NASDAQ	AMSF	Fri, Jan 18, 2013	27.71	28.10	27.70	27.96
1802	NASDAQ	AMSF	Thu, Jan 17, 2013	27.91	27.91	27.62	27.64
1801	NASDAQ	AMSF	Wed, Jan 16, 2013	28.01	28.01	27.74	27.75
1800	NASDAQ	AMSF	Tue, Jan 15, 2013	27.77	28.28	27.75	27.99
1799	NASDAQ	AMSF	Mon, Jan 14, 2013	27.86	28.25	27.86	27.98
1798	NASDAQ	AMSF	Fri, Jan 11, 2013	28.02	28.11	27.77	27.99
1797	NASDAQ	AMSF	Thu, Jan 10, 2013	28.35	28.35	27.67	27.94
1796	NASDAQ	AMSF	Wed, Jan 9, 2013	27.89	28.30	27.89	28.24
1795	NASDAQ	AMSF	Tue, Jan 8, 2013	28.02	28.09	27.73	27.90
1794	NASDAQ	AMSF	Mon, Jan 7, 2013	28.32	28.50	28.02	28.03
1793	NASDAQ	AMSF	Fri, Jan 4, 2013	28.50	29.03	28.49	28.52
1792	NASDAQ	AMSF	Thu, Jan 3, 2013	28.50	28.85	28.03	28.33
1791	NASDAQ	AMSF	Wed, Jan 2, 2013	27.73	28.74	27.66	28.55
1790	NASDAQ	AMSF	Mon, Dec 31, 2012	26.80	27.27	26.52	27.25
1789	NASDAQ	AMSF	Fri, Dec 28, 2012	26.46	27.28	25.71	26.80
1788	NASDAQ	AMSF	Thu, Dec 27, 2012	26.47	26.75	26.04	26.60
1787	NASDAQ	AMSF	Wed, Dec 26, 2012	26.65	26.74	26.20	26.39
1786	NASDAQ	AMSF	Mon, Dec 24, 2012	26.73	26.83	26.28	26.52
1785	NASDAQ	AMSF	Fri, Dec 21, 2012	26.22	26.53	26.12	26.52
1784	NASDAQ	AMSF	Thu, Dec 20, 2012	26.23	26.66	26.18	26.25
1783	NASDAQ	AMSF	Wed, Dec 19, 2012	26.33	26.47	26.06	26.22
1782	NASDAQ	AMSF	Tue, Dec 18, 2012	26.25	26.31	25.97	26.27
1781	NASDAQ	AMSF	Mon, Dec 17, 2012	25.53	26.26	25.50	26.22
1780	NASDAQ	AMSF	Fri, Dec 14, 2012	25.81	26.11	25.31	25.39
1779	NASDAQ	AMSF	Thu, Dec 13, 2012	26.00	26.15	25.38	25.90
1778	NASDAQ	AMSF	Wed, Dec 12, 2012	26.70	26.77	25.82	25.94
1777	NASDAQ	AMSF	Tue, Dec 11, 2012	26.74	27.07	26.44	26.58
1776	NASDAQ	AMSF	Mon, Dec 10, 2012	26.57	26.67	26.26	26.52
1775	NASDAQ	AMSF	Fri, Dec 7, 2012	26.50	26.62	26.16	26.48
1774	NASDAQ	AMSF	Thu, Dec 6, 2012	25.77	26.71	25.77	26.34
1773	NASDAQ	AMSF	Wed, Dec 5, 2012	25.99	26.45	25.69	25.71
1772	NASDAQ	AMSF	Tue, Dec 4, 2012	25.91	26.03	25.66	25.83
1771	NASDAQ	AMSF	Mon, Dec 3, 2012	25.99	26.05	25.66	25.91
1770	NASDAQ	AMSF	Fri, Nov 30, 2012	26.81	26.81	25.69	25.88
1769	NASDAQ	AMSF	Thu, Nov 29, 2012	26.76	26.99	26.43	26.70
1768	NASDAQ	AMSF	Wed, Nov 28, 2012	26.35	26.72	26.21	26.53
1767	NASDAQ	AMSF	Tue, Nov 27, 2012	26.34	26.77	26.29	26.39
1766	NASDAQ	AMSF	Mon, Nov 26, 2012	25.63	26.42	25.48	26.30
1765	NASDAQ	AMSF	Fri, Nov 23, 2012	25.54	25.69	25.29	25.60
1764	NASDAQ	AMSF	Wed, Nov 21, 2012	25.18	25.75	24.73	25.57
1763	NASDAQ	AMSF	Tue, Nov 20, 2012	24.78	25.27	22.00	25.20
1762	NASDAQ	AMSF	Mon, Nov 19, 2012	24.77	25.26	24.77	24.85
1761	NASDAQ	AMSF	Fri, Nov 16, 2012	24.69	24.90	23.07	24.83
1760	NASDAQ	AMSF	Thu, Nov 15, 2012	24.99	25.23	24.52	24.83
1759	NASDAQ	AMSF	Wed, Nov 14, 2012	25.16	25.27	24.92	25.06
1758	NASDAQ	AMSF	Tue, Nov 13, 2012	25.16	25.46	24.96	25.11
1757	NASDAQ	AMSF	Mon, Nov 12, 2012	24.81	25.30	24.69	25.20
1756	NASDAQ	AMSF	Fri, Nov 9, 2012	25.02	25.20	24.36	24.93
1755	NASDAQ	AMSF	Thu, Nov 8, 2012	25.27	25.49	25.11	25.19
1754	NASDAQ	AMSF	Wed, Nov 7, 2012	25.61	25.64	25.15	25.33
1753	NASDAQ	AMSF	Tue, Nov 6, 2012	25.78	26.00	25.50	25.86
1752	NASDAQ	AMSF	Mon, Nov 5, 2012	25.68	25.78	24.96	25.65
1751	NASDAQ	AMSF	Fri, Nov 2, 2012	26.11	26.29	25.55	25.60
1750	NASDAQ	AMSF	Thu, Nov 1, 2012	26.34	26.61	25.91	26.00
1749	NASDAQ	AMSF	Wed, Oct 31, 2012	26.37	26.57	25.86	26.25
1748	NASDAQ	AMSF	Fri, Oct 26, 2012	26.46	26.77	25.99	26.46
1747	NASDAQ	AMSF	Thu, Oct 25, 2012	26.25	26.43	26.10	26.38
1746	NASDAQ	AMSF	Wed, Oct 24, 2012	25.96	26.23	25.96	26.17
1745	NASDAQ	AMSF	Tue, Oct 23, 2012	25.94	26.10	25.55	25.94
1744	NASDAQ	AMSF	Mon, Oct 22, 2012	26.12	26.22	25.97	26.10
1743	NASDAQ	AMSF	Fri, Oct 19, 2012	26.56	26.56	25.85	26.08
1742	NASDAQ	AMSF	Thu, Oct 18, 2012	27.28	27.56	26.74	26.76
1741	NASDAQ	AMSF	Wed, Oct 17, 2012	27.41	27.54	27.02	27.22
1740	NASDAQ	AMSF	Tue, Oct 16, 2012	27.20	27.51	26.70	27.44
1739	NASDAQ	AMSF	Mon, Oct 15, 2012	26.81	27.04	26.81	27.01
1738	NASDAQ	AMSF	Fri, Oct 12, 2012	26.94	27.09	26.72	26.80
1737	NASDAQ	AMSF	Thu, Oct 11, 2012	27.41	27.42	26.71	26.99
1736	NASDAQ	AMSF	Wed, Oct 10, 2012	27.14	27.90	26.96	27.35
1735	NASDAQ	AMSF	Tue, Oct 9, 2012	27.48	27.71	26.93	27.03
1734	NASDAQ	AMSF	Mon, Oct 8, 2012	27.41	27.78	27.27	27.53
1733	NASDAQ	AMSF	Fri, Oct 5, 2012	27.60	27.91	27.34	27.56
1732	NASDAQ	AMSF	Thu, Oct 4, 2012	27.41	27.73	27.17	27.49
1731	NASDAQ	AMSF	Wed, Oct 3, 2012	27.69	27.77	27.30	27.42
1730	NASDAQ	AMSF	Tue, Oct 2, 2012	27.73	27.76	27.52	27.68
1729	NASDAQ	AMSF	Mon, Oct 1, 2012	27.33	27.77	27.33	27.59
1728	NASDAQ	AMSF	Fri, Sep 28, 2012	26.93	27.53	26.93	27.14
1727	NASDAQ	AMSF	Thu, Sep 27, 2012	26.92	27.12	26.68	27.08
1726	NASDAQ	AMSF	Wed, Sep 26, 2012	26.66	26.94	26.56	26.91
1725	NASDAQ	AMSF	Tue, Sep 25, 2012	26.84	27.07	26.47	26.53
1724	NASDAQ	AMSF	Mon, Sep 24, 2012	26.50	27.01	26.50	26.80
1723	NASDAQ	AMSF	Fri, Sep 21, 2012	26.57	26.57	26.36	26.49
1722	NASDAQ	AMSF	Thu, Sep 20, 2012	26.35	26.41	26.01	26.31
1721	NASDAQ	AMSF	Wed, Sep 19, 2012	26.59	26.72	26.38	26.49
1720	NASDAQ	AMSF	Tue, Sep 18, 2012	26.39	26.68	26.25	26.61
1719	NASDAQ	AMSF	Mon, Sep 17, 2012	26.76	26.84	26.38	26.46
1718	NASDAQ	AMSF	Fri, Sep 14, 2012	26.73	27.22	26.19	26.76
1717	NASDAQ	AMSF	Thu, Sep 13, 2012	25.81	27.08	25.81	26.58
1716	NASDAQ	AMSF	Wed, Sep 12, 2012	25.54	25.88	25.44	25.88
1715	NASDAQ	AMSF	Tue, Sep 11, 2012	25.51	25.70	25.33	25.53
1714	NASDAQ	AMSF	Mon, Sep 10, 2012	25.12	25.49	24.99	25.42
1713	NASDAQ	AMSF	Fri, Sep 7, 2012	25.31	25.31	24.96	25.05
1712	NASDAQ	AMSF	Thu, Sep 6, 2012	25.49	26.12	25.10	25.19
1711	NASDAQ	AMSF	Wed, Sep 5, 2012	25.40	25.48	25.15	25.30
1710	NASDAQ	AMSF	Tue, Sep 4, 2012	25.10	25.44	24.76	25.29
1709	NASDAQ	AMSF	Fri, Aug 31, 2012	25.50	25.50	25.00	25.14
1708	NASDAQ	AMSF	Thu, Aug 30, 2012	25.67	25.77	25.28	25.28
1707	NASDAQ	AMSF	Wed, Aug 29, 2012	25.64	25.86	25.46	25.71
1706	NASDAQ	AMSF	Tue, Aug 28, 2012	25.43	25.72	25.37	25.60
1705	NASDAQ	AMSF	Mon, Aug 27, 2012	25.49	25.67	25.33	25.48
1704	NASDAQ	AMSF	Fri, Aug 24, 2012	24.93	25.50	24.87	25.40
1703	NASDAQ	AMSF	Thu, Aug 23, 2012	25.32	25.61	25.01	25.04
1702	NASDAQ	AMSF	Wed, Aug 22, 2012	25.72	25.79	24.50	25.39
1701	NASDAQ	AMSF	Tue, Aug 21, 2012	26.04	26.16	25.52	25.69
1700	NASDAQ	AMSF	Mon, Aug 20, 2012	25.50	25.90	25.35	25.75
1699	NASDAQ	AMSF	Fri, Aug 17, 2012	24.69	25.73	24.69	25.64
1698	NASDAQ	AMSF	Thu, Aug 16, 2012	24.46	24.89	24.31	24.82
1697	NASDAQ	AMSF	Wed, Aug 15, 2012	24.20	24.55	24.20	24.40
1696	NASDAQ	AMSF	Tue, Aug 14, 2012	24.64	24.76	24.18	24.36
1695	NASDAQ	AMSF	Mon, Aug 13, 2012	24.94	24.94	24.40	24.61
1694	NASDAQ	AMSF	Fri, Aug 10, 2012	25.59	25.59	24.94	24.94
1693	NASDAQ	AMSF	Thu, Aug 9, 2012	25.80	26.25	25.49	25.53
1692	NASDAQ	AMSF	Wed, Aug 8, 2012	25.55	26.14	25.55	25.92
1691	NASDAQ	AMSF	Tue, Aug 7, 2012	25.35	25.95	25.16	25.74
1690	NASDAQ	AMSF	Mon, Aug 6, 2012	25.04	25.44	25.04	25.34
1689	NASDAQ	AMSF	Fri, Aug 3, 2012	24.61	25.20	23.96	25.04
1688	NASDAQ	AMSF	Thu, Aug 2, 2012	24.40	24.74	24.16	24.39
1687	NASDAQ	AMSF	Wed, Aug 1, 2012	25.11	25.11	24.49	24.53
1686	NASDAQ	AMSF	Tue, Jul 31, 2012	25.04	25.90	24.93	24.97
1685	NASDAQ	AMSF	Mon, Jul 30, 2012	26.91	27.30	26.31	26.31
1684	NASDAQ	AMSF	Fri, Jul 27, 2012	25.72	26.92	25.66	26.85
1683	NASDAQ	AMSF	Thu, Jul 26, 2012	26.01	26.22	25.69	25.72
1682	NASDAQ	AMSF	Wed, Jul 25, 2012	25.99	26.52	25.75	25.87
1681	NASDAQ	AMSF	Tue, Jul 24, 2012	25.85	26.09	25.62	25.96
1680	NASDAQ	AMSF	Mon, Jul 23, 2012	25.86	26.10	25.58	25.85
1679	NASDAQ	AMSF	Fri, Jul 20, 2012	26.64	26.64	25.53	26.25
1678	NASDAQ	AMSF	Thu, Jul 19, 2012	27.52	27.72	26.84	26.89
1677	NASDAQ	AMSF	Wed, Jul 18, 2012	27.18	27.69	27.18	27.55
1676	NASDAQ	AMSF	Tue, Jul 17, 2012	27.33	27.49	27.03	27.30
1675	NASDAQ	AMSF	Mon, Jul 16, 2012	27.60	27.98	25.60	27.24
1674	NASDAQ	AMSF	Fri, Jul 13, 2012	27.57	28.07	27.57	27.77
1673	NASDAQ	AMSF	Thu, Jul 12, 2012	27.35	27.67	27.10	27.59
1672	NASDAQ	AMSF	Wed, Jul 11, 2012	27.68	27.79	27.55	27.59
1671	NASDAQ	AMSF	Tue, Jul 10, 2012	27.61	27.76	27.44	27.72
1670	NASDAQ	AMSF	Mon, Jul 9, 2012	27.54	27.72	27.54	27.57
1669	NASDAQ	AMSF	Fri, Jul 6, 2012	27.46	27.82	27.38	27.66
1668	NASDAQ	AMSF	Thu, Jul 5, 2012	27.74	27.93	27.64	27.73
1667	NASDAQ	AMSF	Tue, Jul 3, 2012	27.67	28.00	27.67	27.90
1666	NASDAQ	AMSF	Mon, Jul 2, 2012	25.96	27.81	25.94	27.81
1665	NASDAQ	AMSF	Fri, Jun 29, 2012	26.37	26.37	25.78	25.95
1664	NASDAQ	AMSF	Thu, Jun 28, 2012	25.67	26.12	25.62	25.98
1663	NASDAQ	AMSF	Wed, Jun 27, 2012	25.54	26.02	25.53	25.91
1662	NASDAQ	AMSF	Tue, Jun 26, 2012	25.49	25.89	25.32	25.59
1661	NASDAQ	AMSF	Mon, Jun 25, 2012	25.64	26.17	25.45	25.54
1660	NASDAQ	AMSF	Fri, Jun 22, 2012	25.80	26.01	25.50	25.97
1659	NASDAQ	AMSF	Thu, Jun 21, 2012	26.18	26.42	25.47	25.62
1658	NASDAQ	AMSF	Wed, Jun 20, 2012	26.53	26.59	26.20	26.24
1657	NASDAQ	AMSF	Tue, Jun 19, 2012	26.28	26.86	26.23	26.59
1656	NASDAQ	AMSF	Mon, Jun 18, 2012	26.61	26.70	26.23	26.25
1655	NASDAQ	AMSF	Fri, Jun 15, 2012	26.77	26.87	26.58	26.79
1654	NASDAQ	AMSF	Thu, Jun 14, 2012	26.60	26.95	26.55	26.90
1653	NASDAQ	AMSF	Wed, Jun 13, 2012	26.69	27.06	26.56	26.65
1652	NASDAQ	AMSF	Tue, Jun 12, 2012	27.02	27.02	26.55	26.78
1651	NASDAQ	AMSF	Mon, Jun 11, 2012	27.92	27.92	26.87	26.91
1650	NASDAQ	AMSF	Fri, Jun 8, 2012	27.80	27.84	27.63	27.69
1649	NASDAQ	AMSF	Thu, Jun 7, 2012	28.00	28.17	27.70	27.90
1648	NASDAQ	AMSF	Wed, Jun 6, 2012	27.79	27.98	27.79	27.95
1647	NASDAQ	AMSF	Tue, Jun 5, 2012	27.17	27.74	27.17	27.69
1646	NASDAQ	AMSF	Mon, Jun 4, 2012	27.18	27.47	26.93	27.31
1645	NASDAQ	AMSF	Fri, Jun 1, 2012	26.89	27.22	26.45	27.01
1644	NASDAQ	AMSF	Thu, May 31, 2012	26.79	27.43	26.69	27.39
1643	NASDAQ	AMSF	Wed, May 30, 2012	27.18	27.38	26.78	26.82
1642	NASDAQ	AMSF	Tue, May 29, 2012	27.28	27.35	27.13	27.35
1641	NASDAQ	AMSF	Fri, May 25, 2012	27.04	27.22	26.94	27.18
1640	NASDAQ	AMSF	Thu, May 24, 2012	27.04	27.31	26.76	27.10
1639	NASDAQ	AMSF	Wed, May 23, 2012	26.72	27.06	26.61	27.06
1638	NASDAQ	AMSF	Tue, May 22, 2012	26.89	27.27	26.74	26.97
1637	NASDAQ	AMSF	Mon, May 21, 2012	26.63	27.05	26.39	26.98
1636	NASDAQ	AMSF	Fri, May 18, 2012	26.59	26.92	26.34	26.62
1635	NASDAQ	AMSF	Thu, May 17, 2012	26.74	27.02	26.60	26.65
1634	NASDAQ	AMSF	Wed, May 16, 2012	27.08	27.25	26.70	26.78
1633	NASDAQ	AMSF	Tue, May 15, 2012	26.50	27.10	26.50	27.04
1632	NASDAQ	AMSF	Mon, May 14, 2012	26.46	26.91	26.46	26.54
1631	NASDAQ	AMSF	Fri, May 11, 2012	26.43	27.04	26.34	26.65
1630	NASDAQ	AMSF	Thu, May 10, 2012	27.41	28.40	26.35	26.50
1629	NASDAQ	AMSF	Wed, May 9, 2012	26.21	26.61	26.15	26.39
1628	NASDAQ	AMSF	Tue, May 8, 2012	26.22	26.54	26.21	26.46
1627	NASDAQ	AMSF	Mon, May 7, 2012	26.15	26.43	26.09	26.35
1626	NASDAQ	AMSF	Fri, May 4, 2012	26.32	26.33	25.95	26.13
1625	NASDAQ	AMSF	Thu, May 3, 2012	26.61	26.74	26.41	26.49
1624	NASDAQ	AMSF	Wed, May 2, 2012	26.51	26.73	26.32	26.73
1623	NASDAQ	AMSF	Tue, May 1, 2012	26.63	27.07	26.47	26.72
1622	NASDAQ	AMSF	Mon, Apr 30, 2012	26.83	26.94	26.45	26.72
1621	NASDAQ	AMSF	Fri, Apr 27, 2012	26.47	26.87	26.34	26.79
1620	NASDAQ	AMSF	Thu, Apr 26, 2012	26.61	26.61	26.44	26.57
1619	NASDAQ	AMSF	Wed, Apr 25, 2012	26.43	26.77	26.07	26.54
1618	NASDAQ	AMSF	Tue, Apr 24, 2012	26.33	26.35	25.92	26.29
1617	NASDAQ	AMSF	Mon, Apr 23, 2012	26.00	26.53	26.00	26.42
1616	NASDAQ	AMSF	Fri, Apr 20, 2012	26.46	26.46	25.95	26.30
1615	NASDAQ	AMSF	Thu, Apr 19, 2012	26.18	26.42	25.87	26.16
1614	NASDAQ	AMSF	Wed, Apr 18, 2012	26.17	26.20	25.99	26.11
1613	NASDAQ	AMSF	Tue, Apr 17, 2012	26.00	26.31	26.00	26.24
1612	NASDAQ	AMSF	Mon, Apr 16, 2012	25.66	26.15	25.47	25.95
1611	NASDAQ	AMSF	Fri, Apr 13, 2012	25.67	25.83	25.46	25.66
1610	NASDAQ	AMSF	Thu, Apr 12, 2012	25.76	25.92	25.60	25.81
1609	NASDAQ	AMSF	Wed, Apr 11, 2012	25.36	26.35	25.36	25.77
1608	NASDAQ	AMSF	Tue, Apr 10, 2012	24.96	25.27	24.96	25.15
1607	NASDAQ	AMSF	Mon, Apr 9, 2012	24.70	25.14	24.70	25.06
1606	NASDAQ	AMSF	Thu, Apr 5, 2012	24.91	25.16	24.91	25.11
1605	NASDAQ	AMSF	Wed, Apr 4, 2012	25.24	25.29	24.89	25.04
1604	NASDAQ	AMSF	Tue, Apr 3, 2012	25.44	25.58	25.29	25.51
1603	NASDAQ	AMSF	Mon, Apr 2, 2012	24.58	25.48	24.54	25.46
1602	NASDAQ	AMSF	Fri, Mar 30, 2012	24.65	24.79	24.57	24.74
1601	NASDAQ	AMSF	Thu, Mar 29, 2012	24.69	24.97	24.40	24.61
1600	NASDAQ	AMSF	Wed, Mar 28, 2012	24.80	24.94	24.43	24.91
1599	NASDAQ	AMSF	Tue, Mar 27, 2012	24.88	25.12	24.41	24.75
1598	NASDAQ	AMSF	Mon, Mar 26, 2012	24.49	25.27	24.38	24.93
1597	NASDAQ	AMSF	Fri, Mar 23, 2012	23.86	24.26	23.63	24.25
1596	NASDAQ	AMSF	Thu, Mar 22, 2012	23.72	23.90	23.49	23.75
1595	NASDAQ	AMSF	Wed, Mar 21, 2012	24.05	24.18	23.79	23.87
1594	NASDAQ	AMSF	Tue, Mar 20, 2012	23.95	24.17	23.82	23.99
1593	NASDAQ	AMSF	Mon, Mar 19, 2012	23.85	24.31	23.74	24.11
1592	NASDAQ	AMSF	Fri, Mar 16, 2012	23.85	24.28	23.73	23.91
1591	NASDAQ	AMSF	Thu, Mar 15, 2012	23.83	24.02	23.46	23.80
1590	NASDAQ	AMSF	Wed, Mar 14, 2012	24.18	24.18	23.74	23.75
1589	NASDAQ	AMSF	Tue, Mar 13, 2012	23.81	24.19	23.61	24.14
1588	NASDAQ	AMSF	Mon, Mar 12, 2012	23.76	23.92	23.59	23.65
1587	NASDAQ	AMSF	Fri, Mar 9, 2012	23.58	24.13	23.44	23.72
1586	NASDAQ	AMSF	Thu, Mar 8, 2012	23.67	23.74	23.29	23.62
1585	NASDAQ	AMSF	Wed, Mar 7, 2012	23.42	23.66	23.33	23.63
1584	NASDAQ	AMSF	Tue, Mar 6, 2012	23.71	23.92	23.39	23.41
1583	NASDAQ	AMSF	Mon, Mar 5, 2012	23.37	24.02	23.30	23.82
1582	NASDAQ	AMSF	Fri, Mar 2, 2012	22.30	24.22	21.56	23.48
1581	NASDAQ	AMSF	Thu, Mar 1, 2012	22.68	22.82	22.24	22.39
1580	NASDAQ	AMSF	Wed, Feb 29, 2012	22.90	22.96	22.37	22.53
1579	NASDAQ	AMSF	Tue, Feb 28, 2012	23.01	23.04	22.73	22.85
1578	NASDAQ	AMSF	Mon, Feb 27, 2012	23.20	23.20	22.68	22.99
1577	NASDAQ	AMSF	Fri, Feb 24, 2012	23.69	23.90	23.21	23.40
1576	NASDAQ	AMSF	Thu, Feb 23, 2012	23.57	24.12	23.20	23.80
1575	NASDAQ	AMSF	Wed, Feb 22, 2012	23.89	23.96	23.47	23.48
1574	NASDAQ	AMSF	Tue, Feb 21, 2012	23.90	24.10	23.77	23.88
1573	NASDAQ	AMSF	Fri, Feb 17, 2012	23.96	24.10	23.80	23.96
1572	NASDAQ	AMSF	Thu, Feb 16, 2012	23.47	24.12	23.38	23.91
1571	NASDAQ	AMSF	Wed, Feb 15, 2012	23.49	23.52	23.02	23.30
1570	NASDAQ	AMSF	Tue, Feb 14, 2012	23.63	24.56	23.15	23.52
1569	NASDAQ	AMSF	Mon, Feb 13, 2012	23.86	24.00	23.73	23.83
1568	NASDAQ	AMSF	Fri, Feb 10, 2012	24.02	24.05	23.55	23.66
1567	NASDAQ	AMSF	Thu, Feb 9, 2012	24.60	24.60	23.92	24.25
1566	NASDAQ	AMSF	Wed, Feb 8, 2012	24.50	24.92	24.38	24.58
1565	NASDAQ	AMSF	Tue, Feb 7, 2012	24.83	25.05	24.62	24.64
1564	NASDAQ	AMSF	Mon, Feb 6, 2012	25.05	25.05	24.60	24.92
1563	NASDAQ	AMSF	Fri, Feb 3, 2012	24.83	25.17	24.49	25.08
1562	NASDAQ	AMSF	Thu, Feb 2, 2012	24.53	24.85	24.16	24.46
1561	NASDAQ	AMSF	Wed, Feb 1, 2012	24.77	24.77	24.30	24.57
1560	NASDAQ	AMSF	Tue, Jan 31, 2012	24.46	24.72	24.13	24.59
1559	NASDAQ	AMSF	Mon, Jan 30, 2012	24.14	24.45	24.12	24.35
1558	NASDAQ	AMSF	Fri, Jan 27, 2012	23.94	24.77	23.94	24.32
1557	NASDAQ	AMSF	Thu, Jan 26, 2012	23.85	24.30	23.51	24.04
1556	NASDAQ	AMSF	Wed, Jan 25, 2012	23.40	23.87	23.07	23.84
1555	NASDAQ	AMSF	Tue, Jan 24, 2012	22.87	23.58	22.74	23.47
1554	NASDAQ	AMSF	Mon, Jan 23, 2012	23.30	23.41	22.94	23.04
1553	NASDAQ	AMSF	Fri, Jan 20, 2012	23.09	23.46	22.82	23.34
1552	NASDAQ	AMSF	Thu, Jan 19, 2012	22.98	23.33	22.96	23.15
1551	NASDAQ	AMSF	Wed, Jan 18, 2012	22.50	23.01	22.41	22.95
1550	NASDAQ	AMSF	Tue, Jan 17, 2012	22.55	22.70	22.30	22.59
1549	NASDAQ	AMSF	Fri, Jan 13, 2012	22.41	22.52	21.96	22.51
1548	NASDAQ	AMSF	Thu, Jan 12, 2012	22.81	22.86	22.43	22.67
1547	NASDAQ	AMSF	Wed, Jan 11, 2012	22.87	22.88	22.49	22.81
1546	NASDAQ	AMSF	Tue, Jan 10, 2012	22.86	23.07	22.74	22.99
1545	NASDAQ	AMSF	Mon, Jan 9, 2012	23.30	23.56	22.47	22.64
1544	NASDAQ	AMSF	Fri, Jan 6, 2012	23.41	23.80	23.08	23.17
1543	NASDAQ	AMSF	Thu, Jan 5, 2012	23.23	23.60	22.63	23.52
1542	NASDAQ	AMSF	Wed, Jan 4, 2012	22.81	23.43	22.78	23.31
1541	NASDAQ	AMSF	Tue, Jan 3, 2012	23.62	23.81	22.86	22.89
1540	NASDAQ	AMSF	Fri, Dec 30, 2011	23.36	23.65	23.24	23.25
1539	NASDAQ	AMSF	Thu, Dec 29, 2011	23.39	23.69	23.22	23.46
1538	NASDAQ	AMSF	Wed, Dec 28, 2011	23.74	23.76	23.21	23.39
1537	NASDAQ	AMSF	Tue, Dec 27, 2011	23.73	23.80	23.06	23.66
1536	NASDAQ	AMSF	Fri, Dec 23, 2011	23.99	24.11	23.70	23.76
1535	NASDAQ	AMSF	Thu, Dec 22, 2011	23.87	24.13	23.82	23.90
1534	NASDAQ	AMSF	Wed, Dec 21, 2011	23.88	24.13	23.75	23.84
1533	NASDAQ	AMSF	Tue, Dec 20, 2011	23.26	23.99	23.23	23.88
1532	NASDAQ	AMSF	Mon, Dec 19, 2011	23.40	23.63	22.92	23.01
1531	NASDAQ	AMSF	Fri, Dec 16, 2011	23.66	23.83	23.11	23.24
1530	NASDAQ	AMSF	Thu, Dec 15, 2011	23.27	23.62	23.27	23.47
1529	NASDAQ	AMSF	Wed, Dec 14, 2011	22.42	23.14	22.42	23.01
1528	NASDAQ	AMSF	Tue, Dec 13, 2011	23.10	23.37	22.47	22.63
1527	NASDAQ	AMSF	Mon, Dec 12, 2011	23.18	23.18	22.67	22.96
1526	NASDAQ	AMSF	Fri, Dec 9, 2011	22.99	23.60	22.46	23.48
1525	NASDAQ	AMSF	Thu, Dec 8, 2011	23.63	23.63	22.86	22.90
1524	NASDAQ	AMSF	Wed, Dec 7, 2011	23.89	23.90	23.21	23.74
1523	NASDAQ	AMSF	Tue, Dec 6, 2011	23.68	24.20	23.59	23.94
1522	NASDAQ	AMSF	Mon, Dec 5, 2011	23.94	23.95	23.56	23.70
1521	NASDAQ	AMSF	Fri, Dec 2, 2011	24.00	24.00	23.46	23.73
1520	NASDAQ	AMSF	Thu, Dec 1, 2011	23.29	24.36	23.04	23.82
1519	NASDAQ	AMSF	Wed, Nov 30, 2011	22.22	23.44	22.22	23.44
1518	NASDAQ	AMSF	Tue, Nov 29, 2011	22.78	22.78	22.34	22.69
1517	NASDAQ	AMSF	Mon, Nov 28, 2011	22.10	22.75	22.10	22.75
1516	NASDAQ	AMSF	Fri, Nov 25, 2011	22.11	22.28	21.59	21.60
1515	NASDAQ	AMSF	Wed, Nov 23, 2011	22.14	22.37	22.07	22.20
1514	NASDAQ	AMSF	Tue, Nov 22, 2011	22.22	22.45	22.01	22.24
1513	NASDAQ	AMSF	Mon, Nov 21, 2011	22.30	22.71	22.03	22.18
1512	NASDAQ	AMSF	Fri, Nov 18, 2011	22.48	22.69	22.35	22.65
1511	NASDAQ	AMSF	Thu, Nov 17, 2011	22.86	22.95	22.42	22.54
1510	NASDAQ	AMSF	Wed, Nov 16, 2011	23.35	23.55	22.76	22.78
1509	NASDAQ	AMSF	Tue, Nov 15, 2011	23.30	23.70	23.27	23.52
1508	NASDAQ	AMSF	Mon, Nov 14, 2011	23.52	23.54	23.29	23.46
1507	NASDAQ	AMSF	Fri, Nov 11, 2011	23.50	23.80	23.33	23.57
1506	NASDAQ	AMSF	Thu, Nov 10, 2011	23.40	24.07	23.16	23.33
1505	NASDAQ	AMSF	Wed, Nov 9, 2011	23.88	24.09	23.21	23.22
1504	NASDAQ	AMSF	Tue, Nov 8, 2011	23.76	24.35	23.57	24.20
1503	NASDAQ	AMSF	Mon, Nov 7, 2011	23.51	23.82	23.23	23.69
1502	NASDAQ	AMSF	Fri, Nov 4, 2011	23.67	23.94	23.45	23.58
1501	NASDAQ	AMSF	Thu, Nov 3, 2011	24.13	24.32	23.27	23.90
1500	NASDAQ	AMSF	Wed, Nov 2, 2011	23.68	24.81	23.04	23.99
1499	NASDAQ	AMSF	Tue, Nov 1, 2011	20.97	22.16	20.97	21.68
1498	NASDAQ	AMSF	Mon, Oct 31, 2011	21.30	21.77	21.25	21.55
1497	NASDAQ	AMSF	Fri, Oct 28, 2011	21.59	21.85	21.46	21.61
1496	NASDAQ	AMSF	Thu, Oct 27, 2011	21.51	21.93	21.05	21.74
1495	NASDAQ	AMSF	Wed, Oct 26, 2011	20.49	21.15	20.39	20.97
1494	NASDAQ	AMSF	Tue, Oct 25, 2011	20.67	20.67	20.26	20.36
1493	NASDAQ	AMSF	Mon, Oct 24, 2011	20.44	20.97	20.21	20.77
1492	NASDAQ	AMSF	Fri, Oct 21, 2011	20.61	20.61	19.96	20.40
1491	NASDAQ	AMSF	Thu, Oct 20, 2011	19.88	20.44	19.53	20.38
1490	NASDAQ	AMSF	Wed, Oct 19, 2011	20.18	20.35	19.76	19.82
1489	NASDAQ	AMSF	Tue, Oct 18, 2011	19.71	20.29	18.76	20.12
1488	NASDAQ	AMSF	Mon, Oct 17, 2011	20.00	20.08	19.54	19.58
1487	NASDAQ	AMSF	Fri, Oct 14, 2011	20.04	20.24	19.56	20.19
1486	NASDAQ	AMSF	Thu, Oct 13, 2011	20.29	20.29	19.81	19.98
1485	NASDAQ	AMSF	Wed, Oct 12, 2011	20.02	20.47	19.64	20.30
1484	NASDAQ	AMSF	Tue, Oct 11, 2011	20.05	20.11	19.62	19.84
1483	NASDAQ	AMSF	Mon, Oct 10, 2011	20.08	20.27	19.62	20.23
1482	NASDAQ	AMSF	Fri, Oct 7, 2011	19.77	19.84	19.42	19.60
1481	NASDAQ	AMSF	Thu, Oct 6, 2011	20.03	20.37	19.51	19.79
1480	NASDAQ	AMSF	Wed, Oct 5, 2011	19.50	20.26	19.32	20.10
1479	NASDAQ	AMSF	Tue, Oct 4, 2011	18.12	19.58	18.11	19.54
1478	NASDAQ	AMSF	Mon, Oct 3, 2011	18.28	18.75	18.10	18.12
1477	NASDAQ	AMSF	Fri, Sep 30, 2011	18.77	19.03	18.37	18.41
1476	NASDAQ	AMSF	Thu, Sep 29, 2011	18.54	19.08	18.37	18.92
1475	NASDAQ	AMSF	Wed, Sep 28, 2011	19.17	19.19	18.23	18.24
1474	NASDAQ	AMSF	Tue, Sep 27, 2011	19.22	19.52	18.93	19.11
1473	NASDAQ	AMSF	Mon, Sep 26, 2011	19.31	19.44	18.90	18.99
1472	NASDAQ	AMSF	Fri, Sep 23, 2011	19.07	19.45	19.07	19.26
1471	NASDAQ	AMSF	Thu, Sep 22, 2011	18.32	19.49	18.32	19.10
1470	NASDAQ	AMSF	Wed, Sep 21, 2011	19.48	19.76	18.57	18.67
1469	NASDAQ	AMSF	Tue, Sep 20, 2011	19.90	20.26	19.49	19.51
1468	NASDAQ	AMSF	Mon, Sep 19, 2011	20.07	20.07	19.40	19.71
1467	NASDAQ	AMSF	Fri, Sep 16, 2011	20.24	20.24	19.88	20.23
1466	NASDAQ	AMSF	Thu, Sep 15, 2011	19.81	20.18	19.35	20.14
1465	NASDAQ	AMSF	Wed, Sep 14, 2011	19.75	19.88	19.16	19.68
1464	NASDAQ	AMSF	Tue, Sep 13, 2011	19.60	19.67	19.22	19.64
1463	NASDAQ	AMSF	Mon, Sep 12, 2011	18.74	19.58	18.74	19.52
1462	NASDAQ	AMSF	Fri, Sep 9, 2011	19.12	19.18	18.83	18.95
1461	NASDAQ	AMSF	Thu, Sep 8, 2011	19.48	19.70	19.19	19.24
1460	NASDAQ	AMSF	Wed, Sep 7, 2011	19.26	19.62	19.25	19.56
1459	NASDAQ	AMSF	Tue, Sep 6, 2011	18.56	19.13	18.54	19.03
1458	NASDAQ	AMSF	Fri, Sep 2, 2011	19.00	19.21	18.80	18.95
1457	NASDAQ	AMSF	Thu, Sep 1, 2011	19.68	19.95	19.07	19.26
1456	NASDAQ	AMSF	Wed, Aug 31, 2011	19.63	19.80	19.57	19.73
1455	NASDAQ	AMSF	Tue, Aug 30, 2011	19.49	19.87	19.36	19.77
1454	NASDAQ	AMSF	Mon, Aug 29, 2011	19.16	20.00	19.16	19.99
1453	NASDAQ	AMSF	Fri, Aug 26, 2011	18.63	19.11	18.61	18.95
1452	NASDAQ	AMSF	Thu, Aug 25, 2011	19.08	19.59	18.59	18.75
1451	NASDAQ	AMSF	Wed, Aug 24, 2011	19.28	19.36	18.91	19.01
1450	NASDAQ	AMSF	Tue, Aug 23, 2011	19.01	19.27	15.58	19.13
1449	NASDAQ	AMSF	Mon, Aug 22, 2011	19.20	19.28	18.79	18.95
1448	NASDAQ	AMSF	Fri, Aug 19, 2011	18.51	19.09	18.51	18.80
1447	NASDAQ	AMSF	Thu, Aug 18, 2011	18.77	19.17	18.71	18.77
1446	NASDAQ	AMSF	Wed, Aug 17, 2011	19.01	19.28	17.78	19.08
1445	NASDAQ	AMSF	Tue, Aug 16, 2011	18.96	19.14	18.84	19.01
1444	NASDAQ	AMSF	Mon, Aug 15, 2011	18.96	19.30	18.96	19.12
1443	NASDAQ	AMSF	Fri, Aug 12, 2011	19.49	19.49	18.70	18.89
1442	NASDAQ	AMSF	Thu, Aug 11, 2011	18.66	19.93	18.13	19.46
1441	NASDAQ	AMSF	Wed, Aug 10, 2011	18.97	19.22	18.56	18.64
1440	NASDAQ	AMSF	Tue, Aug 9, 2011	19.00	19.68	17.71	19.27
1439	NASDAQ	AMSF	Mon, Aug 8, 2011	18.86	19.63	18.60	18.75
1438	NASDAQ	AMSF	Fri, Aug 5, 2011	19.57	20.01	18.87	19.21
1437	NASDAQ	AMSF	Thu, Aug 4, 2011	19.41	20.15	19.40	19.50
1436	NASDAQ	AMSF	Wed, Aug 3, 2011	20.05	20.71	18.75	19.34
1435	NASDAQ	AMSF	Tue, Aug 2, 2011	20.58	21.32	20.58	21.08
1434	NASDAQ	AMSF	Mon, Aug 1, 2011	21.58	21.58	19.77	20.73
1433	NASDAQ	AMSF	Fri, Jul 29, 2011	20.71	21.76	20.38	21.51
1432	NASDAQ	AMSF	Thu, Jul 28, 2011	21.42	21.42	20.81	20.94
1431	NASDAQ	AMSF	Wed, Jul 27, 2011	21.95	21.95	21.25	21.34
1430	NASDAQ	AMSF	Tue, Jul 26, 2011	22.32	22.35	21.94	22.01
1429	NASDAQ	AMSF	Mon, Jul 25, 2011	22.50	22.69	22.14	22.26
1428	NASDAQ	AMSF	Fri, Jul 22, 2011	23.00	23.00	22.66	22.75
1427	NASDAQ	AMSF	Thu, Jul 21, 2011	22.64	23.12	22.47	23.05
1426	NASDAQ	AMSF	Wed, Jul 20, 2011	22.85	22.85	22.41	22.51
1425	NASDAQ	AMSF	Tue, Jul 19, 2011	22.65	22.93	22.52	22.82
1424	NASDAQ	AMSF	Mon, Jul 18, 2011	22.80	22.95	22.29	22.55
1423	NASDAQ	AMSF	Fri, Jul 15, 2011	22.81	23.17	22.77	22.81
1422	NASDAQ	AMSF	Thu, Jul 14, 2011	23.25	23.25	22.76	22.81
1421	NASDAQ	AMSF	Wed, Jul 13, 2011	23.26	23.39	23.07	23.33
1420	NASDAQ	AMSF	Tue, Jul 12, 2011	23.00	23.49	22.75	23.21
1419	NASDAQ	AMSF	Mon, Jul 11, 2011	23.50	23.59	23.16	23.27
1418	NASDAQ	AMSF	Fri, Jul 8, 2011	23.81	24.18	23.67	23.74
1417	NASDAQ	AMSF	Thu, Jul 7, 2011	23.73	27.75	23.59	24.01
1416	NASDAQ	AMSF	Wed, Jul 6, 2011	23.27	23.67	23.27	23.61
1415	NASDAQ	AMSF	Tue, Jul 5, 2011	23.17	23.41	22.91	23.36
1414	NASDAQ	AMSF	Fri, Jul 1, 2011	22.62	23.12	22.62	23.10
1413	NASDAQ	AMSF	Thu, Jun 30, 2011	22.31	22.65	22.09	22.62
1412	NASDAQ	AMSF	Wed, Jun 29, 2011	22.28	22.30	22.07	22.22
1411	NASDAQ	AMSF	Tue, Jun 28, 2011	22.04	22.23	21.95	22.17
1410	NASDAQ	AMSF	Mon, Jun 27, 2011	22.23	22.23	21.80	21.99
1409	NASDAQ	AMSF	Fri, Jun 24, 2011	21.98	22.44	21.98	22.19
1408	NASDAQ	AMSF	Thu, Jun 23, 2011	22.15	22.15	21.80	22.00
1407	NASDAQ	AMSF	Wed, Jun 22, 2011	22.72	22.79	22.25	22.30
1406	NASDAQ	AMSF	Tue, Jun 21, 2011	22.57	23.02	22.46	22.81
1405	NASDAQ	AMSF	Mon, Jun 20, 2011	22.25	22.58	21.96	22.48
1404	NASDAQ	AMSF	Fri, Jun 17, 2011	22.40	22.73	22.01	22.34
1403	NASDAQ	AMSF	Thu, Jun 16, 2011	22.01	22.42	21.99	22.34
1402	NASDAQ	AMSF	Wed, Jun 15, 2011	22.16	22.27	21.96	22.06
1401	NASDAQ	AMSF	Tue, Jun 14, 2011	22.54	22.58	22.19	22.33
1400	NASDAQ	AMSF	Mon, Jun 13, 2011	22.29	22.64	22.10	22.40
1399	NASDAQ	AMSF	Fri, Jun 10, 2011	22.13	22.39	21.99	22.25
1398	NASDAQ	AMSF	Thu, Jun 9, 2011	22.36	22.46	22.07	22.25
1397	NASDAQ	AMSF	Wed, Jun 8, 2011	22.32	22.41	22.18	22.32
1396	NASDAQ	AMSF	Tue, Jun 7, 2011	22.65	22.65	22.11	22.43
1395	NASDAQ	AMSF	Mon, Jun 6, 2011	22.36	22.80	22.22	22.48
1394	NASDAQ	AMSF	Fri, Jun 3, 2011	22.12	23.19	22.03	22.42
1393	NASDAQ	AMSF	Thu, Jun 2, 2011	22.31	22.52	22.21	22.33
1392	NASDAQ	AMSF	Wed, Jun 1, 2011	23.05	23.06	22.23	22.23
1391	NASDAQ	AMSF	Tue, May 31, 2011	22.80	23.21	22.48	23.14
1390	NASDAQ	AMSF	Fri, May 27, 2011	22.60	22.88	22.53	22.64
1389	NASDAQ	AMSF	Thu, May 26, 2011	22.23	22.70	22.13	22.45
1388	NASDAQ	AMSF	Wed, May 25, 2011	22.07	22.45	22.07	22.31
1387	NASDAQ	AMSF	Tue, May 24, 2011	22.38	22.46	22.13	22.14
1386	NASDAQ	AMSF	Mon, May 23, 2011	22.78	22.88	22.29	22.30
1385	NASDAQ	AMSF	Fri, May 20, 2011	22.78	23.05	22.69	23.00
1384	NASDAQ	AMSF	Thu, May 19, 2011	22.77	23.06	22.15	22.86
1383	NASDAQ	AMSF	Wed, May 18, 2011	22.29	22.62	22.16	22.60
1382	NASDAQ	AMSF	Tue, May 17, 2011	22.26	22.44	22.21	22.32
1381	NASDAQ	AMSF	Mon, May 16, 2011	22.44	22.55	22.25	22.28
1380	NASDAQ	AMSF	Fri, May 13, 2011	23.27	23.27	22.47	22.52
1379	NASDAQ	AMSF	Thu, May 12, 2011	22.88	23.37	22.83	23.21
1378	NASDAQ	AMSF	Wed, May 11, 2011	22.99	23.17	22.88	22.90
1377	NASDAQ	AMSF	Tue, May 10, 2011	22.40	23.00	22.40	22.99
1376	NASDAQ	AMSF	Mon, May 9, 2011	22.19	22.39	22.19	22.33
1375	NASDAQ	AMSF	Fri, May 6, 2011	22.42	22.52	22.17	22.24
1374	NASDAQ	AMSF	Thu, May 5, 2011	22.36	22.44	22.20	22.25
1373	NASDAQ	AMSF	Wed, May 4, 2011	22.21	22.61	22.02	22.42
1372	NASDAQ	AMSF	Tue, May 3, 2011	22.32	22.56	22.11	22.24
1371	NASDAQ	AMSF	Mon, May 2, 2011	22.40	22.40	22.20	22.26
1370	NASDAQ	AMSF	Fri, Apr 29, 2011	22.05	22.40	21.98	22.33
1369	NASDAQ	AMSF	Thu, Apr 28, 2011	21.68	22.02	21.19	21.99
1368	NASDAQ	AMSF	Wed, Apr 27, 2011	21.77	21.90	21.71	21.75
1367	NASDAQ	AMSF	Tue, Apr 26, 2011	21.85	21.96	21.65	21.79
1366	NASDAQ	AMSF	Mon, Apr 25, 2011	22.01	22.03	21.76	21.85
1365	NASDAQ	AMSF	Thu, Apr 21, 2011	21.97	22.10	21.77	22.07
1364	NASDAQ	AMSF	Wed, Apr 20, 2011	22.02	22.14	21.81	21.89
1363	NASDAQ	AMSF	Tue, Apr 19, 2011	22.00	22.00	21.63	21.86
1362	NASDAQ	AMSF	Mon, Apr 18, 2011	21.87	21.95	21.63	21.93
1361	NASDAQ	AMSF	Fri, Apr 15, 2011	22.06	22.27	21.98	22.06
1360	NASDAQ	AMSF	Thu, Apr 14, 2011	22.00	22.21	21.93	22.14
1359	NASDAQ	AMSF	Wed, Apr 13, 2011	21.95	22.45	21.75	22.15
1358	NASDAQ	AMSF	Tue, Apr 12, 2011	21.88	22.01	21.76	21.94
1357	NASDAQ	AMSF	Mon, Apr 11, 2011	21.86	21.99	21.78	21.90
1356	NASDAQ	AMSF	Fri, Apr 8, 2011	21.96	22.03	21.49	21.88
1355	NASDAQ	AMSF	Thu, Apr 7, 2011	21.96	22.06	21.68	21.83
1354	NASDAQ	AMSF	Wed, Apr 6, 2011	21.93	22.01	21.70	21.91
1353	NASDAQ	AMSF	Tue, Apr 5, 2011	22.02	22.19	21.84	21.91
1352	NASDAQ	AMSF	Mon, Apr 4, 2011	21.78	22.17	21.37	22.08
1351	NASDAQ	AMSF	Fri, Apr 1, 2011	22.13	22.13	21.62	21.71
1350	NASDAQ	AMSF	Thu, Mar 31, 2011	22.16	22.66	22.01	22.11
1349	NASDAQ	AMSF	Wed, Mar 30, 2011	22.07	22.63	22.01	22.21
1348	NASDAQ	AMSF	Tue, Mar 29, 2011	21.62	22.06	21.46	22.06
1347	NASDAQ	AMSF	Mon, Mar 28, 2011	22.07	22.13	21.65	21.66
1346	NASDAQ	AMSF	Fri, Mar 25, 2011	22.15	22.36	21.76	22.00
1345	NASDAQ	AMSF	Thu, Mar 24, 2011	22.96	22.96	21.95	22.07
1344	NASDAQ	AMSF	Wed, Mar 23, 2011	23.11	23.21	22.91	23.06
1343	NASDAQ	AMSF	Tue, Mar 22, 2011	23.69	23.72	23.02	23.18
1342	NASDAQ	AMSF	Mon, Mar 21, 2011	22.86	23.62	22.81	23.62
1341	NASDAQ	AMSF	Fri, Mar 18, 2011	22.26	22.78	21.57	22.76
1340	NASDAQ	AMSF	Thu, Mar 17, 2011	22.18	22.24	21.86	22.17
1339	NASDAQ	AMSF	Wed, Mar 16, 2011	22.00	22.28	21.82	22.00
1338	NASDAQ	AMSF	Tue, Mar 15, 2011	21.51	22.09	20.78	22.00
1337	NASDAQ	AMSF	Mon, Mar 14, 2011	21.88	22.07	21.84	22.00
1336	NASDAQ	AMSF	Fri, Mar 11, 2011	21.86	22.19	21.52	22.01
1335	NASDAQ	AMSF	Thu, Mar 10, 2011	21.93	21.94	21.50	21.88
1334	NASDAQ	AMSF	Wed, Mar 9, 2011	21.07	21.53	20.93	21.51
1333	NASDAQ	AMSF	Tue, Mar 8, 2011	20.36	21.19	20.35	21.07
1332	NASDAQ	AMSF	Mon, Mar 7, 2011	20.26	20.38	19.98	20.35
1331	NASDAQ	AMSF	Fri, Mar 4, 2011	19.38	20.33	19.04	20.18
1330	NASDAQ	AMSF	Thu, Mar 3, 2011	19.85	19.89	19.70	19.83
1329	NASDAQ	AMSF	Wed, Mar 2, 2011	19.93	19.99	19.64	19.69
1328	NASDAQ	AMSF	Tue, Mar 1, 2011	19.95	20.37	19.89	19.96
1327	NASDAQ	AMSF	Mon, Feb 28, 2011	20.16	20.23	19.84	19.96
1326	NASDAQ	AMSF	Fri, Feb 25, 2011	19.84	20.17	19.77	20.12
1325	NASDAQ	AMSF	Thu, Feb 24, 2011	19.69	19.92	19.69	19.85
1324	NASDAQ	AMSF	Wed, Feb 23, 2011	19.89	19.97	19.75	19.86
1323	NASDAQ	AMSF	Tue, Feb 22, 2011	19.93	19.95	19.62	19.91
1322	NASDAQ	AMSF	Fri, Feb 18, 2011	19.52	20.04	19.52	19.90
1321	NASDAQ	AMSF	Thu, Feb 17, 2011	19.18	19.53	19.08	19.37
1320	NASDAQ	AMSF	Wed, Feb 16, 2011	18.83	19.25	18.75	19.18
1319	NASDAQ	AMSF	Tue, Feb 15, 2011	18.65	18.85	18.61	18.77
1318	NASDAQ	AMSF	Mon, Feb 14, 2011	18.58	18.66	18.33	18.59
1317	NASDAQ	AMSF	Fri, Feb 11, 2011	18.30	18.62	18.14	18.61
1316	NASDAQ	AMSF	Thu, Feb 10, 2011	17.57	18.26	17.57	18.24
1315	NASDAQ	AMSF	Wed, Feb 9, 2011	17.52	17.72	17.46	17.61
1314	NASDAQ	AMSF	Tue, Feb 8, 2011	17.48	17.58	17.38	17.58
1313	NASDAQ	AMSF	Mon, Feb 7, 2011	17.43	17.68	17.43	17.54
1312	NASDAQ	AMSF	Fri, Feb 4, 2011	17.59	17.60	17.41	17.46
1311	NASDAQ	AMSF	Thu, Feb 3, 2011	17.56	17.65	17.38	17.64
1310	NASDAQ	AMSF	Wed, Feb 2, 2011	17.79	17.81	17.57	17.60
1309	NASDAQ	AMSF	Tue, Feb 1, 2011	17.82	17.93	17.68	17.86
1308	NASDAQ	AMSF	Mon, Jan 31, 2011	17.81	17.88	17.57	17.81
1307	NASDAQ	AMSF	Fri, Jan 28, 2011	17.96	18.18	17.60	17.70
1306	NASDAQ	AMSF	Thu, Jan 27, 2011	18.07	18.15	17.98	18.02
1305	NASDAQ	AMSF	Wed, Jan 26, 2011	18.24	18.26	18.09	18.15
1304	NASDAQ	AMSF	Tue, Jan 25, 2011	17.82	18.22	17.76	18.18
1303	NASDAQ	AMSF	Mon, Jan 24, 2011	17.99	17.99	17.75	17.86
1302	NASDAQ	AMSF	Fri, Jan 21, 2011	18.10	18.16	17.93	17.94
1301	NASDAQ	AMSF	Thu, Jan 20, 2011	17.82	18.07	17.82	18.00
1300	NASDAQ	AMSF	Wed, Jan 19, 2011	18.14	18.14	17.83	17.87
1299	NASDAQ	AMSF	Tue, Jan 18, 2011	18.21	18.27	18.10	18.20
1298	NASDAQ	AMSF	Fri, Jan 14, 2011	18.33	18.37	18.17	18.31
1297	NASDAQ	AMSF	Thu, Jan 13, 2011	18.49	18.49	18.16	18.32
1296	NASDAQ	AMSF	Wed, Jan 12, 2011	18.48	18.55	18.31	18.48
1295	NASDAQ	AMSF	Tue, Jan 11, 2011	18.25	18.41	18.17	18.31
1294	NASDAQ	AMSF	Mon, Jan 10, 2011	18.18	18.28	18.09	18.16
1293	NASDAQ	AMSF	Fri, Jan 7, 2011	18.32	18.45	18.13	18.32
1292	NASDAQ	AMSF	Thu, Jan 6, 2011	18.37	18.57	18.12	18.27
1291	NASDAQ	AMSF	Wed, Jan 5, 2011	17.75	18.40	17.56	18.40
1290	NASDAQ	AMSF	Tue, Jan 4, 2011	17.83	17.84	17.50	17.75
1289	NASDAQ	AMSF	Mon, Jan 3, 2011	17.70	18.00	17.70	17.73
1288	NASDAQ	AMSF	Fri, Dec 31, 2010	17.82	17.93	17.50	17.50
1287	NASDAQ	AMSF	Thu, Dec 30, 2010	17.83	17.96	17.83	17.90
1286	NASDAQ	AMSF	Wed, Dec 29, 2010	17.91	18.01	17.87	17.88
1285	NASDAQ	AMSF	Tue, Dec 28, 2010	17.98	18.00	17.81	17.89
1284	NASDAQ	AMSF	Mon, Dec 27, 2010	18.00	18.06	17.88	17.99
1283	NASDAQ	AMSF	Thu, Dec 23, 2010	18.25	18.30	18.05	18.08
1282	NASDAQ	AMSF	Wed, Dec 22, 2010	18.41	18.45	18.18	18.28
1281	NASDAQ	AMSF	Tue, Dec 21, 2010	18.32	18.39	18.09	18.35
1280	NASDAQ	AMSF	Mon, Dec 20, 2010	18.28	18.36	18.16	18.23
1279	NASDAQ	AMSF	Fri, Dec 17, 2010	18.25	18.38	18.18	18.27
1278	NASDAQ	AMSF	Thu, Dec 16, 2010	18.23	18.34	18.16	18.30
1277	NASDAQ	AMSF	Wed, Dec 15, 2010	18.47	18.51	18.15	18.17
1276	NASDAQ	AMSF	Tue, Dec 14, 2010	18.50	18.52	18.35	18.47
1275	NASDAQ	AMSF	Mon, Dec 13, 2010	18.62	18.67	18.46	18.46
1274	NASDAQ	AMSF	Fri, Dec 10, 2010	18.54	18.65	18.48	18.57
1273	NASDAQ	AMSF	Thu, Dec 9, 2010	18.63	18.63	18.36	18.49
1272	NASDAQ	AMSF	Wed, Dec 8, 2010	18.50	18.60	18.48	18.48
1271	NASDAQ	AMSF	Tue, Dec 7, 2010	18.80	18.80	18.37	18.46
1270	NASDAQ	AMSF	Mon, Dec 6, 2010	18.50	18.75	18.38	18.58
1269	NASDAQ	AMSF	Fri, Dec 3, 2010	18.65	18.70	18.50	18.56
1268	NASDAQ	AMSF	Thu, Dec 2, 2010	18.72	18.93	18.56	18.80
1267	NASDAQ	AMSF	Wed, Dec 1, 2010	18.69	18.89	18.65	18.76
1266	NASDAQ	AMSF	Tue, Nov 30, 2010	18.43	18.66	18.35	18.49
1265	NASDAQ	AMSF	Mon, Nov 29, 2010	18.71	18.71	18.39	18.51
1264	NASDAQ	AMSF	Fri, Nov 26, 2010	18.84	19.03	18.65	18.86
1263	NASDAQ	AMSF	Wed, Nov 24, 2010	18.65	19.14	18.62	18.97
1262	NASDAQ	AMSF	Tue, Nov 23, 2010	18.61	18.77	18.32	18.64
1261	NASDAQ	AMSF	Mon, Nov 22, 2010	18.67	18.78	18.44	18.72
1260	NASDAQ	AMSF	Fri, Nov 19, 2010	18.91	18.91	17.88	18.62
1259	NASDAQ	AMSF	Thu, Nov 18, 2010	18.78	19.10	18.74	18.88
1258	NASDAQ	AMSF	Wed, Nov 17, 2010	18.46	18.67	18.35	18.64
1257	NASDAQ	AMSF	Tue, Nov 16, 2010	18.41	18.67	18.24	18.63
1256	NASDAQ	AMSF	Mon, Nov 15, 2010	18.49	18.66	18.48	18.56
1255	NASDAQ	AMSF	Fri, Nov 12, 2010	18.30	18.58	18.13	18.34
1254	NASDAQ	AMSF	Thu, Nov 11, 2010	18.10	18.99	17.94	18.48
1253	NASDAQ	AMSF	Wed, Nov 10, 2010	17.85	18.33	17.56	18.30
1252	NASDAQ	AMSF	Tue, Nov 9, 2010	17.97	17.97	17.61	17.85
1251	NASDAQ	AMSF	Mon, Nov 8, 2010	18.37	18.47	17.72	17.91
1250	NASDAQ	AMSF	Fri, Nov 5, 2010	18.49	18.91	18.31	18.32
1249	NASDAQ	AMSF	Thu, Nov 4, 2010	19.48	19.96	18.40	19.00
1248	NASDAQ	AMSF	Wed, Nov 3, 2010	19.45	19.45	19.02	19.27
1247	NASDAQ	AMSF	Tue, Nov 2, 2010	19.25	19.45	18.98	19.43
1246	NASDAQ	AMSF	Mon, Nov 1, 2010	19.13	19.31	18.87	18.99
1245	NASDAQ	AMSF	Fri, Oct 29, 2010	19.02	19.27	18.59	19.09
1244	NASDAQ	AMSF	Thu, Oct 28, 2010	19.37	19.37	18.81	19.07
1243	NASDAQ	AMSF	Wed, Oct 27, 2010	19.13	19.29	18.92	19.19
1242	NASDAQ	AMSF	Tue, Oct 26, 2010	19.00	19.34	18.82	19.26
1241	NASDAQ	AMSF	Mon, Oct 25, 2010	19.12	19.29	18.99	19.11
1240	NASDAQ	AMSF	Fri, Oct 22, 2010	18.87	19.22	18.87	19.05
1239	NASDAQ	AMSF	Thu, Oct 21, 2010	19.32	19.38	18.85	19.06
1238	NASDAQ	AMSF	Wed, Oct 20, 2010	19.20	19.40	19.09	19.19
1237	NASDAQ	AMSF	Tue, Oct 19, 2010	19.02	19.48	18.95	19.08
1236	NASDAQ	AMSF	Mon, Oct 18, 2010	19.04	19.37	18.96	19.30
1235	NASDAQ	AMSF	Fri, Oct 15, 2010	19.27	19.27	18.90	18.96
1234	NASDAQ	AMSF	Thu, Oct 14, 2010	18.93	19.09	18.88	19.05
1233	NASDAQ	AMSF	Wed, Oct 13, 2010	18.92	19.27	18.89	18.93
1232	NASDAQ	AMSF	Tue, Oct 12, 2010	18.75	18.97	18.71	18.90
1231	NASDAQ	AMSF	Mon, Oct 11, 2010	18.84	19.01	18.72	18.80
1230	NASDAQ	AMSF	Fri, Oct 8, 2010	18.92	19.05	18.72	18.94
1229	NASDAQ	AMSF	Thu, Oct 7, 2010	19.27	19.27	18.76	18.86
1228	NASDAQ	AMSF	Wed, Oct 6, 2010	19.09	19.17	18.92	19.11
1227	NASDAQ	AMSF	Tue, Oct 5, 2010	18.80	19.40	18.49	19.17
1226	NASDAQ	AMSF	Mon, Oct 4, 2010	18.96	18.96	18.42	18.59
1225	NASDAQ	AMSF	Fri, Oct 1, 2010	18.93	19.02	18.67	18.95
1224	NASDAQ	AMSF	Thu, Sep 30, 2010	18.85	18.90	18.56	18.78
1223	NASDAQ	AMSF	Wed, Sep 29, 2010	18.17	18.84	18.17	18.68
1222	NASDAQ	AMSF	Tue, Sep 28, 2010	18.15	18.35	17.89	18.31
1221	NASDAQ	AMSF	Mon, Sep 27, 2010	18.25	18.25	17.98	18.06
1220	NASDAQ	AMSF	Fri, Sep 24, 2010	18.17	18.30	18.09	18.30
1219	NASDAQ	AMSF	Thu, Sep 23, 2010	18.03	18.43	17.90	17.93
1218	NASDAQ	AMSF	Wed, Sep 22, 2010	18.33	18.46	17.84	18.17
1217	NASDAQ	AMSF	Tue, Sep 21, 2010	18.90	18.91	18.32	18.33
1216	NASDAQ	AMSF	Mon, Sep 20, 2010	18.10	18.98	18.02	18.97
1215	NASDAQ	AMSF	Fri, Sep 17, 2010	18.26	18.39	17.94	18.08
1214	NASDAQ	AMSF	Thu, Sep 16, 2010	18.12	18.19	17.86	18.06
1213	NASDAQ	AMSF	Wed, Sep 15, 2010	18.40	18.45	18.05	18.20
1212	NASDAQ	AMSF	Tue, Sep 14, 2010	18.20	18.75	18.09	18.48
1211	NASDAQ	AMSF	Mon, Sep 13, 2010	18.29	18.37	18.01	18.24
1210	NASDAQ	AMSF	Fri, Sep 10, 2010	18.00	18.20	17.86	18.11
1209	NASDAQ	AMSF	Thu, Sep 9, 2010	17.90	18.06	17.69	18.03
1208	NASDAQ	AMSF	Wed, Sep 8, 2010	17.65	17.88	17.50	17.65
1207	NASDAQ	AMSF	Tue, Sep 7, 2010	18.00	18.07	17.55	17.56
1206	NASDAQ	AMSF	Fri, Sep 3, 2010	17.96	18.14	17.62	18.11
1205	NASDAQ	AMSF	Thu, Sep 2, 2010	17.96	17.96	17.50	17.74
1204	NASDAQ	AMSF	Wed, Sep 1, 2010	17.83	17.98	17.61	17.88
1203	NASDAQ	AMSF	Tue, Aug 31, 2010	17.44	18.07	17.43	17.57
1202	NASDAQ	AMSF	Mon, Aug 30, 2010	17.36	18.02	17.36	17.41
1201	NASDAQ	AMSF	Fri, Aug 27, 2010	17.47	17.47	17.21	17.39
1200	NASDAQ	AMSF	Thu, Aug 26, 2010	17.64	17.79	17.23	17.26
1199	NASDAQ	AMSF	Wed, Aug 25, 2010	17.03	17.62	17.02	17.55
1198	NASDAQ	AMSF	Tue, Aug 24, 2010	17.18	17.54	17.05	17.09
1197	NASDAQ	AMSF	Mon, Aug 23, 2010	17.49	17.68	17.32	17.39
1196	NASDAQ	AMSF	Fri, Aug 20, 2010	17.34	17.53	17.19	17.44
1195	NASDAQ	AMSF	Thu, Aug 19, 2010	17.83	17.83	17.43	17.45
1194	NASDAQ	AMSF	Wed, Aug 18, 2010	17.81	18.00	17.67	17.86
1193	NASDAQ	AMSF	Tue, Aug 17, 2010	17.86	18.12	17.49	17.81
1192	NASDAQ	AMSF	Mon, Aug 16, 2010	17.22	17.83	17.01	17.80
1191	NASDAQ	AMSF	Fri, Aug 13, 2010	17.49	17.65	17.29	17.30
1190	NASDAQ	AMSF	Thu, Aug 12, 2010	17.02	17.81	16.80	17.58
1189	NASDAQ	AMSF	Wed, Aug 11, 2010	17.55	17.81	17.12	17.23
1188	NASDAQ	AMSF	Tue, Aug 10, 2010	18.12	18.28	17.78	17.82
1187	NASDAQ	AMSF	Mon, Aug 9, 2010	17.98	18.33	17.76	18.23
1186	NASDAQ	AMSF	Fri, Aug 6, 2010	17.99	18.12	17.63	17.83
1185	NASDAQ	AMSF	Thu, Aug 5, 2010	18.63	18.63	17.60	18.14
1184	NASDAQ	AMSF	Wed, Aug 4, 2010	18.25	18.71	18.22	18.69
1183	NASDAQ	AMSF	Tue, Aug 3, 2010	17.84	18.24	17.74	18.23
1182	NASDAQ	AMSF	Mon, Aug 2, 2010	18.11	18.29	17.91	17.95
1181	NASDAQ	AMSF	Fri, Jul 30, 2010	18.03	18.30	17.92	17.96
1180	NASDAQ	AMSF	Thu, Jul 29, 2010	18.29	18.41	17.69	18.28
1179	NASDAQ	AMSF	Wed, Jul 28, 2010	18.85	18.85	18.09	18.11
1178	NASDAQ	AMSF	Tue, Jul 27, 2010	18.58	18.94	18.57	18.84
1177	NASDAQ	AMSF	Mon, Jul 26, 2010	18.05	18.50	17.86	18.48
1176	NASDAQ	AMSF	Fri, Jul 23, 2010	17.75	18.08	17.59	18.03
1175	NASDAQ	AMSF	Thu, Jul 22, 2010	17.55	17.79	17.47	17.76
1174	NASDAQ	AMSF	Wed, Jul 21, 2010	17.85	17.92	17.30	17.31
1173	NASDAQ	AMSF	Tue, Jul 20, 2010	17.17	17.75	17.16	17.71
1172	NASDAQ	AMSF	Mon, Jul 19, 2010	17.28	17.60	17.02	17.38
1171	NASDAQ	AMSF	Fri, Jul 16, 2010	17.58	17.64	17.18	17.20
1170	NASDAQ	AMSF	Thu, Jul 15, 2010	17.99	17.99	17.67	17.73
1169	NASDAQ	AMSF	Wed, Jul 14, 2010	18.27	18.27	17.86	17.92
1168	NASDAQ	AMSF	Tue, Jul 13, 2010	17.96	18.32	17.91	18.27
1167	NASDAQ	AMSF	Mon, Jul 12, 2010	18.00	18.01	17.64	17.71
1166	NASDAQ	AMSF	Fri, Jul 9, 2010	17.73	18.07	17.68	18.02
1165	NASDAQ	AMSF	Thu, Jul 8, 2010	17.44	17.78	17.22	17.77
1164	NASDAQ	AMSF	Wed, Jul 7, 2010	17.24	17.35	16.97	17.34
1163	NASDAQ	AMSF	Tue, Jul 6, 2010	17.75	17.87	17.10	17.14
1162	NASDAQ	AMSF	Fri, Jul 2, 2010	17.94	17.94	17.36	17.56
1161	NASDAQ	AMSF	Thu, Jul 1, 2010	17.65	17.98	17.29	17.78
1160	NASDAQ	AMSF	Wed, Jun 30, 2010	18.01	18.28	17.53	17.55
1159	NASDAQ	AMSF	Tue, Jun 29, 2010	18.09	18.34	17.80	17.95
1158	NASDAQ	AMSF	Mon, Jun 28, 2010	18.52	18.65	18.26	18.37
1157	NASDAQ	AMSF	Fri, Jun 25, 2010	17.73	18.65	17.73	18.53
1156	NASDAQ	AMSF	Thu, Jun 24, 2010	18.76	18.87	18.45	18.52
1155	NASDAQ	AMSF	Wed, Jun 23, 2010	18.55	18.87	18.50	18.81
1154	NASDAQ	AMSF	Tue, Jun 22, 2010	18.37	18.82	18.36	18.51
1153	NASDAQ	AMSF	Mon, Jun 21, 2010	18.53	18.62	18.34	18.40
1152	NASDAQ	AMSF	Fri, Jun 18, 2010	18.29	18.55	17.91	18.28
1151	NASDAQ	AMSF	Thu, Jun 17, 2010	17.99	18.30	17.96	18.28
1150	NASDAQ	AMSF	Wed, Jun 16, 2010	17.67	18.00	17.67	17.97
1149	NASDAQ	AMSF	Tue, Jun 15, 2010	17.50	17.78	17.35	17.75
1148	NASDAQ	AMSF	Mon, Jun 14, 2010	17.26	17.54	17.13	17.37
1147	NASDAQ	AMSF	Fri, Jun 11, 2010	16.66	17.18	16.66	17.18
1146	NASDAQ	AMSF	Thu, Jun 10, 2010	16.63	16.90	16.50	16.89
1145	NASDAQ	AMSF	Wed, Jun 9, 2010	16.98	16.98	16.46	16.50
1144	NASDAQ	AMSF	Tue, Jun 8, 2010	16.99	17.11	16.63	16.94
1143	NASDAQ	AMSF	Mon, Jun 7, 2010	16.93	17.60	16.88	16.89
1142	NASDAQ	AMSF	Fri, Jun 4, 2010	17.47	17.55	16.79	16.82
1141	NASDAQ	AMSF	Thu, Jun 3, 2010	17.55	17.78	17.39	17.69
1140	NASDAQ	AMSF	Wed, Jun 2, 2010	16.67	17.51	16.54	17.50
1139	NASDAQ	AMSF	Tue, Jun 1, 2010	16.70	17.05	16.44	16.51
1138	NASDAQ	AMSF	Fri, May 28, 2010	16.84	17.03	16.65	16.88
1137	NASDAQ	AMSF	Thu, May 27, 2010	16.68	16.99	16.42	16.95
1136	NASDAQ	AMSF	Wed, May 26, 2010	16.79	16.79	16.36	16.45
1135	NASDAQ	AMSF	Tue, May 25, 2010	16.28	16.77	15.50	16.73
1134	NASDAQ	AMSF	Mon, May 24, 2010	16.70	16.89	16.62	16.62
1133	NASDAQ	AMSF	Fri, May 21, 2010	16.57	17.34	16.45	16.76
1132	NASDAQ	AMSF	Thu, May 20, 2010	16.71	17.07	16.71	16.82
1131	NASDAQ	AMSF	Wed, May 19, 2010	16.91	17.12	16.91	17.03
1130	NASDAQ	AMSF	Tue, May 18, 2010	17.48	17.49	16.97	17.09
1129	NASDAQ	AMSF	Mon, May 17, 2010	17.76	17.76	17.04	17.37
1128	NASDAQ	AMSF	Fri, May 14, 2010	17.50	17.76	17.31	17.63
1127	NASDAQ	AMSF	Thu, May 13, 2010	17.69	17.75	17.44	17.66
1126	NASDAQ	AMSF	Wed, May 12, 2010	17.53	17.80	17.29	17.79
1125	NASDAQ	AMSF	Tue, May 11, 2010	17.15	17.63	17.06	17.54
1124	NASDAQ	AMSF	Mon, May 10, 2010	17.36	17.36	17.07	17.35
1123	NASDAQ	AMSF	Fri, May 7, 2010	16.77	17.16	16.67	16.87
1122	NASDAQ	AMSF	Thu, May 6, 2010	17.27	17.32	16.67	16.90
1121	NASDAQ	AMSF	Wed, May 5, 2010	17.49	17.75	17.29	17.41
1120	NASDAQ	AMSF	Tue, May 4, 2010	17.38	17.75	17.35	17.61
1119	NASDAQ	AMSF	Mon, May 3, 2010	17.12	17.61	17.06	17.54
1118	NASDAQ	AMSF	Fri, Apr 30, 2010	17.42	17.54	17.01	17.03
1117	NASDAQ	AMSF	Thu, Apr 29, 2010	17.38	17.47	17.20	17.47
1116	NASDAQ	AMSF	Wed, Apr 28, 2010	17.15	17.37	17.15	17.25
1115	NASDAQ	AMSF	Tue, Apr 27, 2010	17.30	17.31	16.97	17.10
1114	NASDAQ	AMSF	Mon, Apr 26, 2010	17.19	17.43	17.09	17.31
1113	NASDAQ	AMSF	Fri, Apr 23, 2010	17.11	17.26	16.87	17.26
1112	NASDAQ	AMSF	Thu, Apr 22, 2010	17.01	17.15	16.91	17.11
1111	NASDAQ	AMSF	Wed, Apr 21, 2010	16.85	17.08	16.71	17.06
1110	NASDAQ	AMSF	Tue, Apr 20, 2010	16.79	16.89	16.74	16.81
1109	NASDAQ	AMSF	Mon, Apr 19, 2010	16.44	16.72	16.24	16.72
1108	NASDAQ	AMSF	Fri, Apr 16, 2010	16.58	16.61	16.45	16.53
1107	NASDAQ	AMSF	Thu, Apr 15, 2010	16.64	16.64	16.49	16.57
1106	NASDAQ	AMSF	Wed, Apr 14, 2010	16.47	16.69	16.34	16.60
1105	NASDAQ	AMSF	Tue, Apr 13, 2010	16.36	16.44	16.17	16.44
1104	NASDAQ	AMSF	Mon, Apr 12, 2010	16.29	16.34	16.14	16.28
1103	NASDAQ	AMSF	Fri, Apr 9, 2010	16.49	16.49	16.17	16.33
1102	NASDAQ	AMSF	Thu, Apr 8, 2010	16.47	16.58	16.35	16.45
1101	NASDAQ	AMSF	Wed, Apr 7, 2010	16.37	16.47	16.37	16.47
1100	NASDAQ	AMSF	Tue, Apr 6, 2010	16.25	16.47	16.10	16.43
1099	NASDAQ	AMSF	Mon, Apr 5, 2010	16.32	16.46	16.20	16.31
1098	NASDAQ	AMSF	Thu, Apr 1, 2010	16.40	16.43	16.22	16.32
1097	NASDAQ	AMSF	Wed, Mar 31, 2010	16.32	16.49	16.26	16.37
1096	NASDAQ	AMSF	Tue, Mar 30, 2010	16.07	16.49	15.92	16.46
1095	NASDAQ	AMSF	Mon, Mar 29, 2010	16.26	16.27	15.96	16.10
1094	NASDAQ	AMSF	Fri, Mar 26, 2010	16.23	16.40	16.18	16.25
1093	NASDAQ	AMSF	Thu, Mar 25, 2010	16.37	16.37	16.12	16.13
1092	NASDAQ	AMSF	Wed, Mar 24, 2010	16.17	16.38	16.17	16.25
1091	NASDAQ	AMSF	Tue, Mar 23, 2010	16.24	16.29	16.12	16.25
1090	NASDAQ	AMSF	Mon, Mar 22, 2010	16.24	16.36	16.19	16.25
1089	NASDAQ	AMSF	Fri, Mar 19, 2010	16.34	16.39	16.20	16.28
1088	NASDAQ	AMSF	Thu, Mar 18, 2010	16.39	16.50	16.20	16.25
1087	NASDAQ	AMSF	Wed, Mar 17, 2010	16.46	16.51	16.13	16.39
1086	NASDAQ	AMSF	Tue, Mar 16, 2010	16.50	16.55	16.29	16.48
1085	NASDAQ	AMSF	Mon, Mar 15, 2010	16.46	16.57	16.37	16.43
1084	NASDAQ	AMSF	Fri, Mar 12, 2010	16.41	16.47	16.33	16.43
1083	NASDAQ	AMSF	Thu, Mar 11, 2010	16.22	16.40	16.20	16.31
1082	NASDAQ	AMSF	Wed, Mar 10, 2010	16.47	16.47	16.24	16.35
1081	NASDAQ	AMSF	Tue, Mar 9, 2010	16.40	16.47	16.31	16.42
1080	NASDAQ	AMSF	Mon, Mar 8, 2010	16.25	16.42	16.20	16.37
1079	NASDAQ	AMSF	Fri, Mar 5, 2010	16.26	16.50	16.09	16.24
1078	NASDAQ	AMSF	Thu, Mar 4, 2010	16.40	16.43	16.03	16.13
1077	NASDAQ	AMSF	Wed, Mar 3, 2010	16.41	16.51	16.04	16.32
1076	NASDAQ	AMSF	Tue, Mar 2, 2010	17.20	17.20	16.12	16.41
1075	NASDAQ	AMSF	Mon, Mar 1, 2010	17.50	18.13	17.36	17.44
1074	NASDAQ	AMSF	Fri, Feb 26, 2010	17.92	18.00	17.21	17.21
1073	NASDAQ	AMSF	Thu, Feb 25, 2010	17.81	18.01	17.66	17.89
1072	NASDAQ	AMSF	Wed, Feb 24, 2010	17.60	18.11	17.57	18.03
1071	NASDAQ	AMSF	Tue, Feb 23, 2010	18.05	18.05	17.38	17.63
1070	NASDAQ	AMSF	Mon, Feb 22, 2010	18.15	18.31	17.53	18.17
1069	NASDAQ	AMSF	Fri, Feb 19, 2010	18.17	18.20	17.98	18.16
1068	NASDAQ	AMSF	Thu, Feb 18, 2010	17.54	18.17	17.54	18.16
1067	NASDAQ	AMSF	Wed, Feb 17, 2010	17.76	17.87	17.48	17.56
1066	NASDAQ	AMSF	Tue, Feb 16, 2010	17.57	17.72	17.47	17.66
1065	NASDAQ	AMSF	Fri, Feb 12, 2010	17.16	17.51	17.16	17.49
1064	NASDAQ	AMSF	Thu, Feb 11, 2010	16.87	17.38	16.87	17.32
1063	NASDAQ	AMSF	Wed, Feb 10, 2010	17.14	17.29	16.89	16.91
1062	NASDAQ	AMSF	Tue, Feb 9, 2010	17.31	17.35	17.13	17.24
1061	NASDAQ	AMSF	Mon, Feb 8, 2010	17.60	17.91	17.03	17.11
1060	NASDAQ	AMSF	Fri, Feb 5, 2010	17.14	17.67	17.06	17.57
1059	NASDAQ	AMSF	Thu, Feb 4, 2010	16.87	17.26	16.81	17.14
1058	NASDAQ	AMSF	Wed, Feb 3, 2010	16.92	17.09	16.78	16.94
1057	NASDAQ	AMSF	Tue, Feb 2, 2010	17.17	17.43	16.73	16.93
1056	NASDAQ	AMSF	Mon, Feb 1, 2010	17.30	17.38	17.07	17.21
1055	NASDAQ	AMSF	Fri, Jan 29, 2010	17.53	17.53	17.26	17.30
1054	NASDAQ	AMSF	Thu, Jan 28, 2010	17.48	17.76	17.26	17.33
1053	NASDAQ	AMSF	Wed, Jan 27, 2010	16.81	17.57	16.63	17.42
1052	NASDAQ	AMSF	Tue, Jan 26, 2010	16.77	17.03	16.76	16.80
1051	NASDAQ	AMSF	Mon, Jan 25, 2010	16.89	17.10	16.66	16.84
1050	NASDAQ	AMSF	Fri, Jan 22, 2010	16.76	16.93	16.64	16.77
1049	NASDAQ	AMSF	Thu, Jan 21, 2010	16.95	16.99	16.75	16.75
1048	NASDAQ	AMSF	Wed, Jan 20, 2010	16.78	16.94	16.78	16.86
1047	NASDAQ	AMSF	Tue, Jan 19, 2010	16.86	17.06	16.79	16.94
1046	NASDAQ	AMSF	Fri, Jan 15, 2010	17.11	17.12	16.61	16.80
1045	NASDAQ	AMSF	Thu, Jan 14, 2010	17.09	17.21	17.06	17.06
1044	NASDAQ	AMSF	Wed, Jan 13, 2010	17.18	17.21	17.08	17.11
1043	NASDAQ	AMSF	Tue, Jan 12, 2010	17.14	17.27	17.04	17.09
1042	NASDAQ	AMSF	Mon, Jan 11, 2010	17.30	17.30	17.10	17.21
1041	NASDAQ	AMSF	Fri, Jan 8, 2010	17.07	17.29	17.04	17.26
1040	NASDAQ	AMSF	Thu, Jan 7, 2010	17.38	17.46	17.03	17.12
1039	NASDAQ	AMSF	Wed, Jan 6, 2010	17.38	17.50	17.17	17.29
1038	NASDAQ	AMSF	Tue, Jan 5, 2010	18.02	18.02	17.19	17.49
1037	NASDAQ	AMSF	Mon, Jan 4, 2010	18.07	18.30	17.88	18.02
1036	NASDAQ	AMSF	Thu, Dec 31, 2009	17.93	18.33	17.93	17.97
1035	NASDAQ	AMSF	Wed, Dec 30, 2009	18.17	18.25	17.76	17.91
1034	NASDAQ	AMSF	Tue, Dec 29, 2009	18.15	18.35	17.95	18.30
1033	NASDAQ	AMSF	Mon, Dec 28, 2009	18.10	18.34	17.92	18.17
1032	NASDAQ	AMSF	Thu, Dec 24, 2009	17.94	18.22	17.88	18.10
1031	NASDAQ	AMSF	Wed, Dec 23, 2009	17.83	18.04	17.64	17.93
1030	NASDAQ	AMSF	Tue, Dec 22, 2009	17.59	17.90	17.56	17.79
1029	NASDAQ	AMSF	Mon, Dec 21, 2009	17.30	17.72	17.30	17.61
1028	NASDAQ	AMSF	Fri, Dec 18, 2009	17.51	17.51	17.00	17.26
1027	NASDAQ	AMSF	Thu, Dec 17, 2009	17.56	17.61	17.14	17.38
1026	NASDAQ	AMSF	Wed, Dec 16, 2009	17.65	17.89	17.52	17.62
1025	NASDAQ	AMSF	Tue, Dec 15, 2009	17.76	17.87	17.48	17.49
1024	NASDAQ	AMSF	Mon, Dec 14, 2009	17.35	17.79	17.23	17.79
1023	NASDAQ	AMSF	Fri, Dec 11, 2009	17.40	17.60	17.06	17.32
1022	NASDAQ	AMSF	Thu, Dec 10, 2009	17.35	17.63	17.15	17.31
1021	NASDAQ	AMSF	Wed, Dec 9, 2009	17.10	17.30	17.04	17.24
1020	NASDAQ	AMSF	Tue, Dec 8, 2009	17.10	17.19	16.82	17.07
1019	NASDAQ	AMSF	Mon, Dec 7, 2009	17.18	17.31	16.87	17.12
1018	NASDAQ	AMSF	Fri, Dec 4, 2009	16.89	17.18	16.56	17.17
1017	NASDAQ	AMSF	Thu, Dec 3, 2009	17.27	17.28	16.50	16.53
1016	NASDAQ	AMSF	Wed, Dec 2, 2009	17.04	17.33	16.97	17.26
1015	NASDAQ	AMSF	Tue, Dec 1, 2009	16.98	17.07	16.67	16.98
1014	NASDAQ	AMSF	Mon, Nov 30, 2009	17.14	17.14	16.35	16.89
1013	NASDAQ	AMSF	Fri, Nov 27, 2009	16.89	17.52	16.89	17.20
1012	NASDAQ	AMSF	Wed, Nov 25, 2009	17.84	17.86	17.32	17.41
1011	NASDAQ	AMSF	Tue, Nov 24, 2009	17.86	18.04	17.60	17.81
1010	NASDAQ	AMSF	Mon, Nov 23, 2009	17.56	18.03	17.56	17.90
1009	NASDAQ	AMSF	Fri, Nov 20, 2009	17.31	17.48	17.11	17.33
1008	NASDAQ	AMSF	Thu, Nov 19, 2009	17.29	17.48	17.14	17.37
1007	NASDAQ	AMSF	Wed, Nov 18, 2009	17.50	17.50	17.17	17.46
1006	NASDAQ	AMSF	Tue, Nov 17, 2009	17.29	17.64	17.10	17.46
1005	NASDAQ	AMSF	Mon, Nov 16, 2009	17.27	17.57	17.14	17.42
1004	NASDAQ	AMSF	Fri, Nov 13, 2009	16.96	17.20	16.40	17.09
1003	NASDAQ	AMSF	Thu, Nov 12, 2009	17.62	17.65	16.84	16.85
1002	NASDAQ	AMSF	Wed, Nov 11, 2009	18.15	18.15	17.59	17.71
1001	NASDAQ	AMSF	Tue, Nov 10, 2009	18.55	18.62	17.61	18.03
1000	NASDAQ	AMSF	Mon, Nov 9, 2009	19.43	19.43	18.30	18.70
999	NASDAQ	AMSF	Fri, Nov 6, 2009	18.80	19.50	18.79	19.33
998	NASDAQ	AMSF	Thu, Nov 5, 2009	18.69	18.85	18.42	18.62
997	NASDAQ	AMSF	Wed, Nov 4, 2009	18.55	18.74	18.38	18.58
996	NASDAQ	AMSF	Tue, Nov 3, 2009	18.49	18.60	18.29	18.54
995	NASDAQ	AMSF	Mon, Nov 2, 2009	18.77	18.88	18.28	18.60
994	NASDAQ	AMSF	Fri, Oct 30, 2009	18.59	18.85	18.50	18.54
993	NASDAQ	AMSF	Thu, Oct 29, 2009	18.81	18.84	18.52	18.77
992	NASDAQ	AMSF	Wed, Oct 28, 2009	18.74	19.17	18.61	18.69
991	NASDAQ	AMSF	Tue, Oct 27, 2009	18.47	19.00	18.47	18.82
990	NASDAQ	AMSF	Mon, Oct 26, 2009	18.71	18.96	18.34	18.35
989	NASDAQ	AMSF	Fri, Oct 23, 2009	18.78	18.99	18.60	18.79
988	NASDAQ	AMSF	Thu, Oct 22, 2009	18.15	18.73	18.08	18.68
987	NASDAQ	AMSF	Wed, Oct 21, 2009	18.06	18.71	17.99	18.12
986	NASDAQ	AMSF	Tue, Oct 20, 2009	18.02	18.08	17.75	17.90
985	NASDAQ	AMSF	Mon, Oct 19, 2009	17.91	18.01	17.61	17.94
984	NASDAQ	AMSF	Fri, Oct 16, 2009	17.44	17.94	17.40	17.80
983	NASDAQ	AMSF	Thu, Oct 15, 2009	17.40	17.62	17.35	17.58
982	NASDAQ	AMSF	Wed, Oct 14, 2009	17.71	17.89	17.50	17.61
981	NASDAQ	AMSF	Tue, Oct 13, 2009	17.50	17.52	17.30	17.51
980	NASDAQ	AMSF	Mon, Oct 12, 2009	17.68	17.86	17.50	17.56
979	NASDAQ	AMSF	Fri, Oct 9, 2009	17.07	17.77	16.82	17.67
978	NASDAQ	AMSF	Thu, Oct 8, 2009	17.11	17.39	16.99	17.03
977	NASDAQ	AMSF	Wed, Oct 7, 2009	17.00	17.32	16.83	17.15
976	NASDAQ	AMSF	Tue, Oct 6, 2009	17.00	17.30	16.92	17.11
975	NASDAQ	AMSF	Mon, Oct 5, 2009	16.90	17.06	16.54	16.95
974	NASDAQ	AMSF	Fri, Oct 2, 2009	16.78	17.02	16.61	16.77
973	NASDAQ	AMSF	Thu, Oct 1, 2009	17.21	17.30	16.95	16.95
972	NASDAQ	AMSF	Wed, Sep 30, 2009	17.32	17.32	16.91	17.25
971	NASDAQ	AMSF	Tue, Sep 29, 2009	17.34	17.55	17.14	17.36
970	NASDAQ	AMSF	Mon, Sep 28, 2009	17.06	17.48	17.06	17.28
969	NASDAQ	AMSF	Fri, Sep 25, 2009	16.90	17.08	16.79	17.03
968	NASDAQ	AMSF	Thu, Sep 24, 2009	16.99	17.11	16.79	16.91
967	NASDAQ	AMSF	Wed, Sep 23, 2009	17.21	17.47	16.80	16.97
966	NASDAQ	AMSF	Tue, Sep 22, 2009	17.57	17.77	17.14	17.24
965	NASDAQ	AMSF	Mon, Sep 21, 2009	17.54	18.02	17.25	17.46
964	NASDAQ	AMSF	Fri, Sep 18, 2009	16.88	17.65	16.84	17.64
963	NASDAQ	AMSF	Thu, Sep 17, 2009	16.80	16.99	16.49	16.83
962	NASDAQ	AMSF	Wed, Sep 16, 2009	16.93	16.95	16.68	16.83
961	NASDAQ	AMSF	Tue, Sep 15, 2009	17.21	17.22	16.70	16.92
960	NASDAQ	AMSF	Mon, Sep 14, 2009	16.87	17.27	16.23	17.09
959	NASDAQ	AMSF	Fri, Sep 11, 2009	16.80	17.47	16.80	16.97
958	NASDAQ	AMSF	Thu, Sep 10, 2009	17.03	17.19	16.92	17.11
957	NASDAQ	AMSF	Wed, Sep 9, 2009	16.81	17.22	16.71	17.09
956	NASDAQ	AMSF	Tue, Sep 8, 2009	17.22	17.22	16.70	16.86
955	NASDAQ	AMSF	Fri, Sep 4, 2009	16.98	17.23	16.67	17.12
954	NASDAQ	AMSF	Thu, Sep 3, 2009	16.92	17.06	16.63	17.00
953	NASDAQ	AMSF	Wed, Sep 2, 2009	16.73	16.92	16.55	16.74
952	NASDAQ	AMSF	Tue, Sep 1, 2009	16.91	17.42	16.74	16.82
951	NASDAQ	AMSF	Mon, Aug 31, 2009	17.00	17.16	16.90	17.08
950	NASDAQ	AMSF	Fri, Aug 28, 2009	17.32	17.50	16.95	17.13
949	NASDAQ	AMSF	Thu, Aug 27, 2009	17.02	17.26	16.81	17.23
948	NASDAQ	AMSF	Wed, Aug 26, 2009	17.08	17.40	16.79	17.19
947	NASDAQ	AMSF	Tue, Aug 25, 2009	17.11	17.12	16.90	17.04
946	NASDAQ	AMSF	Mon, Aug 24, 2009	17.50	17.57	16.84	16.94
945	NASDAQ	AMSF	Fri, Aug 21, 2009	17.04	17.47	16.66	17.41
944	NASDAQ	AMSF	Thu, Aug 20, 2009	16.58	16.89	15.85	16.81
943	NASDAQ	AMSF	Wed, Aug 19, 2009	16.46	16.77	16.30	16.57
942	NASDAQ	AMSF	Tue, Aug 18, 2009	16.93	17.08	16.45	16.70
941	NASDAQ	AMSF	Mon, Aug 17, 2009	16.46	17.18	15.83	16.89
940	NASDAQ	AMSF	Fri, Aug 14, 2009	17.18	17.18	16.53	16.83
939	NASDAQ	AMSF	Thu, Aug 13, 2009	17.17	17.33	16.86	17.09
938	NASDAQ	AMSF	Wed, Aug 12, 2009	16.93	17.39	16.65	17.03
937	NASDAQ	AMSF	Tue, Aug 11, 2009	17.13	17.23	16.85	16.86
936	NASDAQ	AMSF	Mon, Aug 10, 2009	16.93	17.20	16.86	17.17
935	NASDAQ	AMSF	Fri, Aug 7, 2009	16.99	17.25	16.80	17.10
934	NASDAQ	AMSF	Thu, Aug 6, 2009	16.88	17.10	16.50	16.72
933	NASDAQ	AMSF	Wed, Aug 5, 2009	16.71	16.78	16.29	16.68
932	NASDAQ	AMSF	Tue, Aug 4, 2009	16.61	17.00	16.43	16.75
931	NASDAQ	AMSF	Mon, Aug 3, 2009	16.79	17.11	16.50	16.73
930	NASDAQ	AMSF	Fri, Jul 31, 2009	16.61	17.15	16.59	16.63
929	NASDAQ	AMSF	Thu, Jul 30, 2009	16.62	17.04	16.43	16.73
928	NASDAQ	AMSF	Wed, Jul 29, 2009	16.21	16.62	16.07	16.50
927	NASDAQ	AMSF	Tue, Jul 28, 2009	16.15	16.50	15.88	16.34
926	NASDAQ	AMSF	Mon, Jul 27, 2009	16.33	16.53	16.15	16.22
925	NASDAQ	AMSF	Fri, Jul 24, 2009	16.03	16.36	15.86	16.27
924	NASDAQ	AMSF	Thu, Jul 23, 2009	15.57	16.23	15.51	16.11
923	NASDAQ	AMSF	Wed, Jul 22, 2009	14.84	15.68	14.84	15.63
922	NASDAQ	AMSF	Tue, Jul 21, 2009	15.12	15.23	14.91	15.00
921	NASDAQ	AMSF	Mon, Jul 20, 2009	15.23	15.47	14.71	15.09
920	NASDAQ	AMSF	Fri, Jul 17, 2009	15.34	15.34	14.90	15.11
919	NASDAQ	AMSF	Thu, Jul 16, 2009	15.02	15.34	14.90	15.30
918	NASDAQ	AMSF	Wed, Jul 15, 2009	15.09	15.28	14.80	15.14
917	NASDAQ	AMSF	Tue, Jul 14, 2009	15.01	15.20	14.85	14.93
916	NASDAQ	AMSF	Mon, Jul 13, 2009	14.98	15.18	14.29	15.08
915	NASDAQ	AMSF	Fri, Jul 10, 2009	14.89	15.03	14.65	14.79
914	NASDAQ	AMSF	Thu, Jul 9, 2009	14.93	15.22	14.80	14.93
913	NASDAQ	AMSF	Wed, Jul 8, 2009	14.88	15.12	14.73	14.84
912	NASDAQ	AMSF	Tue, Jul 7, 2009	15.32	15.45	14.75	14.77
911	NASDAQ	AMSF	Mon, Jul 6, 2009	15.04	15.46	14.93	15.27
910	NASDAQ	AMSF	Thu, Jul 2, 2009	15.35	15.54	14.87	15.05
909	NASDAQ	AMSF	Wed, Jul 1, 2009	15.72	15.92	15.48	15.55
908	NASDAQ	AMSF	Tue, Jun 30, 2009	15.80	15.83	15.45	15.56
907	NASDAQ	AMSF	Mon, Jun 29, 2009	15.80	15.80	15.45	15.71
906	NASDAQ	AMSF	Fri, Jun 26, 2009	15.43	16.03	15.30	15.84
905	NASDAQ	AMSF	Thu, Jun 25, 2009	15.41	15.60	15.25	15.58
904	NASDAQ	AMSF	Wed, Jun 24, 2009	15.51	15.88	15.39	15.48
903	NASDAQ	AMSF	Tue, Jun 23, 2009	15.18	15.54	15.18	15.38
902	NASDAQ	AMSF	Mon, Jun 22, 2009	15.50	15.50	15.05	15.11
901	NASDAQ	AMSF	Fri, Jun 19, 2009	15.93	15.93	15.40	15.53
900	NASDAQ	AMSF	Thu, Jun 18, 2009	15.44	15.84	15.40	15.71
899	NASDAQ	AMSF	Wed, Jun 17, 2009	15.27	15.73	15.27	15.42
898	NASDAQ	AMSF	Tue, Jun 16, 2009	15.59	15.62	15.27	15.31
897	NASDAQ	AMSF	Mon, Jun 15, 2009	15.61	15.66	15.27	15.39
896	NASDAQ	AMSF	Fri, Jun 12, 2009	15.93	16.09	15.46	15.85
895	NASDAQ	AMSF	Thu, Jun 11, 2009	16.11	16.58	15.86	16.01
894	NASDAQ	AMSF	Wed, Jun 10, 2009	17.06	17.14	16.37	16.58
893	NASDAQ	AMSF	Tue, Jun 9, 2009	17.45	17.45	16.92	16.97
892	NASDAQ	AMSF	Mon, Jun 8, 2009	17.70	17.70	17.32	17.41
891	NASDAQ	AMSF	Fri, Jun 5, 2009	18.09	18.09	17.60	17.90
890	NASDAQ	AMSF	Thu, Jun 4, 2009	17.96	18.05	17.75	17.99
889	NASDAQ	AMSF	Wed, Jun 3, 2009	17.56	18.10	17.45	17.91
888	NASDAQ	AMSF	Tue, Jun 2, 2009	17.49	17.83	17.13	17.76
887	NASDAQ	AMSF	Mon, Jun 1, 2009	16.34	17.73	16.26	17.52
886	NASDAQ	AMSF	Fri, May 29, 2009	15.48	16.16	15.30	16.15
885	NASDAQ	AMSF	Thu, May 28, 2009	15.58	15.65	15.18	15.48
884	NASDAQ	AMSF	Wed, May 27, 2009	15.99	15.99	15.42	15.50
883	NASDAQ	AMSF	Tue, May 26, 2009	15.36	16.02	14.76	16.00
882	NASDAQ	AMSF	Fri, May 22, 2009	15.76	15.76	15.14	15.46
881	NASDAQ	AMSF	Thu, May 21, 2009	15.79	16.07	15.38	15.71
880	NASDAQ	AMSF	Wed, May 20, 2009	16.54	16.65	15.91	16.04
879	NASDAQ	AMSF	Tue, May 19, 2009	17.04	17.04	16.26	16.40
878	NASDAQ	AMSF	Mon, May 18, 2009	16.62	17.04	16.15	17.04
877	NASDAQ	AMSF	Fri, May 15, 2009	16.62	16.81	16.14	16.36
876	NASDAQ	AMSF	Thu, May 14, 2009	16.02	16.86	15.77	16.63
875	NASDAQ	AMSF	Wed, May 13, 2009	16.26	16.67	15.79	15.91
874	NASDAQ	AMSF	Tue, May 12, 2009	17.33	17.50	16.23	16.57
873	NASDAQ	AMSF	Mon, May 11, 2009	17.47	17.75	16.72	17.27
872	NASDAQ	AMSF	Fri, May 8, 2009	17.02	17.81	16.73	17.78
871	NASDAQ	AMSF	Thu, May 7, 2009	16.95	17.17	16.51	16.78
870	NASDAQ	AMSF	Wed, May 6, 2009	16.67	16.89	16.27	16.81
869	NASDAQ	AMSF	Tue, May 5, 2009	16.49	16.65	15.98	16.29
868	NASDAQ	AMSF	Mon, May 4, 2009	16.69	17.10	16.16	16.53
867	NASDAQ	AMSF	Fri, May 1, 2009	16.96	16.97	15.94	16.36
866	NASDAQ	AMSF	Thu, Apr 30, 2009	15.55	16.00	15.17	15.36
865	NASDAQ	AMSF	Wed, Apr 29, 2009	15.03	15.96	14.92	15.74
864	NASDAQ	AMSF	Tue, Apr 28, 2009	14.54	15.33	14.54	14.86
863	NASDAQ	AMSF	Mon, Apr 27, 2009	14.49	15.00	14.38	14.76
862	NASDAQ	AMSF	Fri, Apr 24, 2009	14.65	15.02	14.26	14.74
861	NASDAQ	AMSF	Thu, Apr 23, 2009	15.56	15.58	14.29	14.69
860	NASDAQ	AMSF	Wed, Apr 22, 2009	15.95	16.42	15.43	15.50
859	NASDAQ	AMSF	Tue, Apr 21, 2009	15.00	16.52	14.32	16.25
858	NASDAQ	AMSF	Mon, Apr 20, 2009	15.94	16.50	15.08	15.13
857	NASDAQ	AMSF	Fri, Apr 17, 2009	17.14	17.14	16.25	16.35
856	NASDAQ	AMSF	Thu, Apr 16, 2009	17.00	17.63	16.42	17.08
855	NASDAQ	AMSF	Wed, Apr 15, 2009	16.31	16.90	16.17	16.89
854	NASDAQ	AMSF	Tue, Apr 14, 2009	17.19	17.40	16.25	16.38
853	NASDAQ	AMSF	Mon, Apr 13, 2009	17.31	17.66	17.09	17.48
852	NASDAQ	AMSF	Thu, Apr 9, 2009	16.88	17.58	16.72	17.58
851	NASDAQ	AMSF	Wed, Apr 8, 2009	16.55	16.68	16.22	16.65
850	NASDAQ	AMSF	Tue, Apr 7, 2009	16.63	16.86	16.46	16.48
849	NASDAQ	AMSF	Mon, Apr 6, 2009	16.63	16.86	16.29	16.82
848	NASDAQ	AMSF	Fri, Apr 3, 2009	16.30	16.91	15.93	16.83
847	NASDAQ	AMSF	Thu, Apr 2, 2009	16.43	16.70	16.11	16.30
846	NASDAQ	AMSF	Wed, Apr 1, 2009	15.09	16.15	15.09	16.11
845	NASDAQ	AMSF	Tue, Mar 31, 2009	15.35	15.78	15.09	15.32
844	NASDAQ	AMSF	Mon, Mar 30, 2009	15.17	15.26	14.71	15.11
843	NASDAQ	AMSF	Fri, Mar 27, 2009	15.83	15.83	15.44	15.53
842	NASDAQ	AMSF	Thu, Mar 26, 2009	15.51	16.09	15.39	16.09
841	NASDAQ	AMSF	Wed, Mar 25, 2009	15.12	15.41	14.38	15.24
840	NASDAQ	AMSF	Tue, Mar 24, 2009	15.53	16.08	14.91	15.00
839	NASDAQ	AMSF	Mon, Mar 23, 2009	15.29	15.84	14.63	15.84
838	NASDAQ	AMSF	Fri, Mar 20, 2009	15.61	15.69	14.91	14.93
837	NASDAQ	AMSF	Thu, Mar 19, 2009	15.75	15.95	15.42	15.45
836	NASDAQ	AMSF	Wed, Mar 18, 2009	15.06	15.64	14.55	15.58
835	NASDAQ	AMSF	Tue, Mar 17, 2009	14.60	15.23	14.45	15.23
834	NASDAQ	AMSF	Mon, Mar 16, 2009	15.37	15.37	13.88	14.44
833	NASDAQ	AMSF	Fri, Mar 13, 2009	15.29	15.56	14.52	14.79
832	NASDAQ	AMSF	Thu, Mar 12, 2009	14.04	15.36	13.65	15.24
831	NASDAQ	AMSF	Wed, Mar 11, 2009	14.32	14.95	13.93	14.03
830	NASDAQ	AMSF	Tue, Mar 10, 2009	13.82	14.57	13.69	14.18
829	NASDAQ	AMSF	Mon, Mar 9, 2009	13.70	13.99	13.48	13.53
828	NASDAQ	AMSF	Fri, Mar 6, 2009	13.62	14.02	13.41	13.80
827	NASDAQ	AMSF	Thu, Mar 5, 2009	13.55	14.05	13.32	13.50
826	NASDAQ	AMSF	Wed, Mar 4, 2009	13.56	13.98	13.41	13.84
825	NASDAQ	AMSF	Tue, Mar 3, 2009	13.42	13.60	13.12	13.29
824	NASDAQ	AMSF	Mon, Mar 2, 2009	14.23	14.23	13.20	13.26
823	NASDAQ	AMSF	Fri, Feb 27, 2009	13.86	15.03	13.86	14.50
822	NASDAQ	AMSF	Thu, Feb 26, 2009	14.16	14.55	13.78	14.04
821	NASDAQ	AMSF	Wed, Feb 25, 2009	14.96	15.08	13.75	13.89
820	NASDAQ	AMSF	Tue, Feb 24, 2009	15.04	15.37	14.59	14.86
819	NASDAQ	AMSF	Mon, Feb 23, 2009	15.50	16.82	15.24	15.47
818	NASDAQ	AMSF	Fri, Feb 20, 2009	16.42	16.74	15.34	16.33
817	NASDAQ	AMSF	Thu, Feb 19, 2009	16.79	16.97	16.53	16.75
816	NASDAQ	AMSF	Wed, Feb 18, 2009	16.53	16.92	15.92	16.54
815	NASDAQ	AMSF	Tue, Feb 17, 2009	17.15	17.39	16.31	16.74
814	NASDAQ	AMSF	Fri, Feb 13, 2009	17.84	18.16	17.37	17.43
813	NASDAQ	AMSF	Thu, Feb 12, 2009	17.88	18.01	17.38	17.87
812	NASDAQ	AMSF	Wed, Feb 11, 2009	17.29	18.14	17.29	18.08
811	NASDAQ	AMSF	Tue, Feb 10, 2009	18.00	18.53	17.19	17.20
810	NASDAQ	AMSF	Mon, Feb 9, 2009	18.01	18.49	17.81	18.22
809	NASDAQ	AMSF	Fri, Feb 6, 2009	19.30	20.31	19.25	20.21
808	NASDAQ	AMSF	Thu, Feb 5, 2009	18.98	19.59	18.89	19.38
807	NASDAQ	AMSF	Wed, Feb 4, 2009	18.76	19.20	18.69	19.06
806	NASDAQ	AMSF	Tue, Feb 3, 2009	18.95	19.06	18.50	18.81
805	NASDAQ	AMSF	Mon, Feb 2, 2009	18.51	19.24	18.31	18.80
804	NASDAQ	AMSF	Fri, Jan 30, 2009	18.89	19.18	18.40	18.73
803	NASDAQ	AMSF	Thu, Jan 29, 2009	19.47	19.47	18.73	18.84
802	NASDAQ	AMSF	Wed, Jan 28, 2009	19.61	20.16	19.34	19.76
801	NASDAQ	AMSF	Tue, Jan 27, 2009	18.48	19.31	18.01	19.24
800	NASDAQ	AMSF	Mon, Jan 26, 2009	18.54	19.05	17.85	18.36
799	NASDAQ	AMSF	Fri, Jan 23, 2009	18.05	18.63	17.92	18.54
798	NASDAQ	AMSF	Thu, Jan 22, 2009	18.75	19.25	18.04	18.47
797	NASDAQ	AMSF	Wed, Jan 21, 2009	18.76	19.30	18.39	19.25
796	NASDAQ	AMSF	Tue, Jan 20, 2009	19.17	19.73	18.52	18.56
795	NASDAQ	AMSF	Fri, Jan 16, 2009	19.30	19.78	18.59	19.60
794	NASDAQ	AMSF	Thu, Jan 15, 2009	18.79	19.69	18.26	19.30
793	NASDAQ	AMSF	Wed, Jan 14, 2009	18.99	19.37	18.70	18.79
792	NASDAQ	AMSF	Tue, Jan 13, 2009	18.68	19.80	18.37	19.64
791	NASDAQ	AMSF	Mon, Jan 12, 2009	18.63	19.80	18.40	18.55
790	NASDAQ	AMSF	Fri, Jan 9, 2009	20.43	20.77	19.51	19.90
789	NASDAQ	AMSF	Thu, Jan 8, 2009	20.89	20.94	20.12	20.49
788	NASDAQ	AMSF	Wed, Jan 7, 2009	20.70	21.21	20.61	20.80
787	NASDAQ	AMSF	Tue, Jan 6, 2009	21.82	21.97	21.10	21.69
786	NASDAQ	AMSF	Mon, Jan 5, 2009	20.35	21.78	19.98	21.52
785	NASDAQ	AMSF	Fri, Jan 2, 2009	20.40	20.83	19.75	20.30
784	NASDAQ	AMSF	Wed, Dec 31, 2008	20.96	21.61	20.17	20.53
783	NASDAQ	AMSF	Tue, Dec 30, 2008	20.71	20.95	20.04	20.95
782	NASDAQ	AMSF	Mon, Dec 29, 2008	19.81	20.56	19.81	20.56
781	NASDAQ	AMSF	Fri, Dec 26, 2008	19.91	20.10	19.54	19.71
780	NASDAQ	AMSF	Wed, Dec 24, 2008	19.59	20.94	19.49	19.71
779	NASDAQ	AMSF	Tue, Dec 23, 2008	19.06	19.25	18.39	18.68
778	NASDAQ	AMSF	Mon, Dec 22, 2008	19.12	19.23	18.11	18.88
777	NASDAQ	AMSF	Fri, Dec 19, 2008	19.01	19.50	18.50	19.13
776	NASDAQ	AMSF	Thu, Dec 18, 2008	19.00	19.40	18.23	18.59
775	NASDAQ	AMSF	Wed, Dec 17, 2008	19.00	19.24	17.69	18.94
774	NASDAQ	AMSF	Tue, Dec 16, 2008	17.77	19.26	17.25	19.24
773	NASDAQ	AMSF	Mon, Dec 15, 2008	17.79	18.16	17.20	17.43
772	NASDAQ	AMSF	Fri, Dec 12, 2008	16.49	17.80	16.33	17.73
771	NASDAQ	AMSF	Thu, Dec 11, 2008	17.60	17.99	16.74	16.77
770	NASDAQ	AMSF	Wed, Dec 10, 2008	18.50	19.09	17.26	17.78
769	NASDAQ	AMSF	Tue, Dec 9, 2008	18.69	19.04	18.02	18.36
768	NASDAQ	AMSF	Mon, Dec 8, 2008	18.58	19.73	18.41	18.95
767	NASDAQ	AMSF	Fri, Dec 5, 2008	17.64	18.40	17.09	18.39
766	NASDAQ	AMSF	Thu, Dec 4, 2008	16.71	18.30	16.26	17.76
765	NASDAQ	AMSF	Wed, Dec 3, 2008	15.65	16.95	15.16	16.73
764	NASDAQ	AMSF	Tue, Dec 2, 2008	14.61	15.97	13.50	15.96
763	NASDAQ	AMSF	Mon, Dec 1, 2008	15.88	16.98	14.18	14.22
762	NASDAQ	AMSF	Fri, Nov 28, 2008	15.22	16.28	14.90	16.20
761	NASDAQ	AMSF	Wed, Nov 26, 2008	13.90	15.38	13.90	15.29
760	NASDAQ	AMSF	Tue, Nov 25, 2008	14.99	15.59	14.15	14.26
759	NASDAQ	AMSF	Mon, Nov 24, 2008	13.35	15.34	13.35	15.33
758	NASDAQ	AMSF	Fri, Nov 21, 2008	13.22	13.65	12.51	13.26
757	NASDAQ	AMSF	Thu, Nov 20, 2008	13.92	14.69	13.05	13.10
756	NASDAQ	AMSF	Wed, Nov 19, 2008	15.32	15.63	14.03	14.06
755	NASDAQ	AMSF	Tue, Nov 18, 2008	15.14	15.63	14.63	15.51
754	NASDAQ	AMSF	Mon, Nov 17, 2008	15.81	15.81	15.01	15.01
753	NASDAQ	AMSF	Fri, Nov 14, 2008	17.01	17.80	15.81	15.97
752	NASDAQ	AMSF	Thu, Nov 13, 2008	15.78	17.60	15.01	17.39
751	NASDAQ	AMSF	Wed, Nov 12, 2008	15.48	16.80	15.14	15.64
750	NASDAQ	AMSF	Tue, Nov 11, 2008	15.50	16.38	15.25	15.82
749	NASDAQ	AMSF	Mon, Nov 10, 2008	16.49	17.48	15.50	15.71
748	NASDAQ	AMSF	Fri, Nov 7, 2008	16.09	17.59	15.67	16.19
747	NASDAQ	AMSF	Thu, Nov 6, 2008	15.07	15.93	15.00	15.16
746	NASDAQ	AMSF	Wed, Nov 5, 2008	16.13	16.47	15.25	15.32
745	NASDAQ	AMSF	Tue, Nov 4, 2008	17.35	17.50	16.01	16.49
744	NASDAQ	AMSF	Mon, Nov 3, 2008	17.30	17.99	16.50	17.13
743	NASDAQ	AMSF	Fri, Oct 31, 2008	16.84	17.88	15.80	17.24
742	NASDAQ	AMSF	Thu, Oct 30, 2008	16.51	16.99	15.91	16.98
741	NASDAQ	AMSF	Wed, Oct 29, 2008	15.99	17.00	15.63	15.97
740	NASDAQ	AMSF	Tue, Oct 28, 2008	15.39	17.08	14.57	17.08
739	NASDAQ	AMSF	Mon, Oct 27, 2008	15.54	15.94	14.54	14.87
738	NASDAQ	AMSF	Fri, Oct 24, 2008	13.90	16.05	13.50	15.72
737	NASDAQ	AMSF	Thu, Oct 23, 2008	15.01	15.28	14.33	15.20
736	NASDAQ	AMSF	Wed, Oct 22, 2008	15.24	15.76	14.68	14.92
735	NASDAQ	AMSF	Tue, Oct 21, 2008	15.11	16.37	15.11	15.52
734	NASDAQ	AMSF	Mon, Oct 20, 2008	15.04	15.55	14.16	15.45
733	NASDAQ	AMSF	Fri, Oct 17, 2008	15.48	16.53	13.75	14.88
732	NASDAQ	AMSF	Thu, Oct 16, 2008	14.76	16.32	13.62	15.99
731	NASDAQ	AMSF	Wed, Oct 15, 2008	15.49	16.72	14.47	14.56
730	NASDAQ	AMSF	Tue, Oct 14, 2008	16.78	16.78	15.56	16.02
729	NASDAQ	AMSF	Mon, Oct 13, 2008	16.16	16.60	14.22	16.43
728	NASDAQ	AMSF	Fri, Oct 10, 2008	13.35	15.17	13.16	14.97
727	NASDAQ	AMSF	Thu, Oct 9, 2008	15.10	15.10	13.00	13.54
726	NASDAQ	AMSF	Wed, Oct 8, 2008	14.21	16.45	14.20	14.70
725	NASDAQ	AMSF	Tue, Oct 7, 2008	15.97	16.51	14.31	14.68
724	NASDAQ	AMSF	Mon, Oct 6, 2008	16.66	18.23	15.65	15.95
723	NASDAQ	AMSF	Fri, Oct 3, 2008	17.69	19.46	16.79	16.93
722	NASDAQ	AMSF	Thu, Oct 2, 2008	17.95	18.64	17.26	17.26
721	NASDAQ	AMSF	Wed, Oct 1, 2008	17.75	19.22	17.34	17.98
720	NASDAQ	AMSF	Tue, Sep 30, 2008	19.64	19.64	18.20	18.20
719	NASDAQ	AMSF	Mon, Sep 29, 2008	19.43	19.81	0.01	18.50
718	NASDAQ	AMSF	Fri, Sep 26, 2008	18.99	19.80	18.52	19.79
717	NASDAQ	AMSF	Thu, Sep 25, 2008	18.53	19.60	17.77	19.33
716	NASDAQ	AMSF	Wed, Sep 24, 2008	19.18	19.70	18.05	18.31
715	NASDAQ	AMSF	Tue, Sep 23, 2008	19.80	19.80	18.68	19.18
714	NASDAQ	AMSF	Mon, Sep 22, 2008	19.80	19.80	18.68	18.68
713	NASDAQ	AMSF	Fri, Sep 19, 2008	21.42	21.61	17.34	19.80
712	NASDAQ	AMSF	Thu, Sep 18, 2008	18.85	18.85	17.56	18.15
711	NASDAQ	AMSF	Wed, Sep 17, 2008	19.15	19.50	18.00	18.48
710	NASDAQ	AMSF	Tue, Sep 16, 2008	18.49	19.79	18.37	19.73
709	NASDAQ	AMSF	Mon, Sep 15, 2008	19.34	20.00	18.25	19.04
708	NASDAQ	AMSF	Fri, Sep 12, 2008	19.78	20.08	19.45	19.97
707	NASDAQ	AMSF	Thu, Sep 11, 2008	19.45	20.06	19.07	20.05
706	NASDAQ	AMSF	Wed, Sep 10, 2008	19.54	20.11	19.05	19.93
705	NASDAQ	AMSF	Tue, Sep 9, 2008	20.03	20.50	19.25	19.28
704	NASDAQ	AMSF	Mon, Sep 8, 2008	19.20	20.43	19.20	19.91
703	NASDAQ	AMSF	Fri, Sep 5, 2008	18.61	19.12	18.50	18.93
702	NASDAQ	AMSF	Thu, Sep 4, 2008	19.00	19.00	18.37	18.71
701	NASDAQ	AMSF	Wed, Sep 3, 2008	18.60	19.24	18.60	19.02
700	NASDAQ	AMSF	Tue, Sep 2, 2008	18.83	19.03	18.37	18.60
699	NASDAQ	AMSF	Fri, Aug 29, 2008	18.91	18.91	18.40	18.49
698	NASDAQ	AMSF	Thu, Aug 28, 2008	18.43	18.92	18.06	18.92
697	NASDAQ	AMSF	Wed, Aug 27, 2008	17.73	18.38	17.63	18.32
696	NASDAQ	AMSF	Tue, Aug 26, 2008	17.31	17.78	17.31	17.67
695	NASDAQ	AMSF	Mon, Aug 25, 2008	17.46	17.46	17.25	17.26
694	NASDAQ	AMSF	Fri, Aug 22, 2008	17.36	17.63	17.04	17.57
693	NASDAQ	AMSF	Thu, Aug 21, 2008	17.50	17.60	17.24	17.24
692	NASDAQ	AMSF	Wed, Aug 20, 2008	17.45	17.64	16.72	17.51
691	NASDAQ	AMSF	Tue, Aug 19, 2008	17.39	17.49	17.25	17.31
690	NASDAQ	AMSF	Mon, Aug 18, 2008	17.46	17.80	17.29	17.49
689	NASDAQ	AMSF	Fri, Aug 15, 2008	17.66	17.81	17.03	17.45
688	NASDAQ	AMSF	Thu, Aug 14, 2008	17.51	17.78	17.06	17.46
687	NASDAQ	AMSF	Wed, Aug 13, 2008	17.96	18.05	17.47	17.62
686	NASDAQ	AMSF	Tue, Aug 12, 2008	17.96	18.00	17.68	17.92
685	NASDAQ	AMSF	Mon, Aug 11, 2008	17.93	18.17	17.56	17.93
684	NASDAQ	AMSF	Fri, Aug 8, 2008	17.69	18.15	17.69	18.01
683	NASDAQ	AMSF	Thu, Aug 7, 2008	17.13	18.43	17.13	17.75
682	NASDAQ	AMSF	Wed, Aug 6, 2008	18.55	18.62	17.25	17.25
681	NASDAQ	AMSF	Tue, Aug 5, 2008	18.86	18.86	18.22	18.45
680	NASDAQ	AMSF	Mon, Aug 4, 2008	18.55	18.73	17.81	18.62
679	NASDAQ	AMSF	Fri, Aug 1, 2008	18.17	18.61	18.00	18.53
678	NASDAQ	AMSF	Thu, Jul 31, 2008	17.94	18.36	17.78	18.17
677	NASDAQ	AMSF	Wed, Jul 30, 2008	18.21	18.59	17.92	18.15
676	NASDAQ	AMSF	Tue, Jul 29, 2008	18.09	18.59	17.95	18.12
675	NASDAQ	AMSF	Mon, Jul 28, 2008	18.28	18.30	17.91	18.00
674	NASDAQ	AMSF	Fri, Jul 25, 2008	17.92	18.29	17.80	18.11
673	NASDAQ	AMSF	Thu, Jul 24, 2008	17.33	17.92	17.33	17.79
672	NASDAQ	AMSF	Wed, Jul 23, 2008	17.22	17.55	16.97	17.26
671	NASDAQ	AMSF	Tue, Jul 22, 2008	16.90	17.54	16.67	17.18
670	NASDAQ	AMSF	Mon, Jul 21, 2008	16.93	17.08	16.81	17.02
669	NASDAQ	AMSF	Fri, Jul 18, 2008	16.92	17.17	16.72	16.83
668	NASDAQ	AMSF	Thu, Jul 17, 2008	16.67	17.10	16.37	16.85
667	NASDAQ	AMSF	Wed, Jul 16, 2008	16.06	16.60	15.67	16.57
666	NASDAQ	AMSF	Tue, Jul 15, 2008	15.82	16.32	15.46	15.96
665	NASDAQ	AMSF	Mon, Jul 14, 2008	16.42	16.49	15.67	15.97
664	NASDAQ	AMSF	Fri, Jul 11, 2008	16.20	16.36	15.61	16.25
663	NASDAQ	AMSF	Thu, Jul 10, 2008	16.05	16.37	15.88	16.31
662	NASDAQ	AMSF	Wed, Jul 9, 2008	16.18	16.50	15.91	16.09
661	NASDAQ	AMSF	Tue, Jul 8, 2008	15.90	16.08	15.70	16.07
660	NASDAQ	AMSF	Mon, Jul 7, 2008	16.05	16.23	15.75	15.86
659	NASDAQ	AMSF	Thu, Jul 3, 2008	16.30	16.38	16.03	16.07
658	NASDAQ	AMSF	Wed, Jul 2, 2008	16.22	16.57	16.19	16.29
657	NASDAQ	AMSF	Tue, Jul 1, 2008	15.75	16.44	15.75	16.25
656	NASDAQ	AMSF	Mon, Jun 30, 2008	16.00	16.33	15.89	15.94
655	NASDAQ	AMSF	Fri, Jun 27, 2008	15.78	16.41	15.78	15.95
654	NASDAQ	AMSF	Thu, Jun 26, 2008	15.87	15.93	15.71	15.78
653	NASDAQ	AMSF	Wed, Jun 25, 2008	15.83	16.19	15.68	16.04
652	NASDAQ	AMSF	Tue, Jun 24, 2008	15.65	15.87	15.60	15.72
651	NASDAQ	AMSF	Mon, Jun 23, 2008	15.76	15.92	15.67	15.70
650	NASDAQ	AMSF	Fri, Jun 20, 2008	15.64	15.84	15.46	15.70
649	NASDAQ	AMSF	Thu, Jun 19, 2008	15.35	15.76	15.26	15.71
648	NASDAQ	AMSF	Wed, Jun 18, 2008	15.64	15.81	15.26	15.39
647	NASDAQ	AMSF	Tue, Jun 17, 2008	16.20	16.20	15.52	15.58
646	NASDAQ	AMSF	Mon, Jun 16, 2008	15.98	16.32	15.93	16.22
645	NASDAQ	AMSF	Fri, Jun 13, 2008	15.89	16.13	15.88	16.07
644	NASDAQ	AMSF	Thu, Jun 12, 2008	16.09	16.49	15.68	15.71
643	NASDAQ	AMSF	Wed, Jun 11, 2008	16.55	16.55	15.98	16.00
642	NASDAQ	AMSF	Tue, Jun 10, 2008	16.34	16.75	16.34	16.60
641	NASDAQ	AMSF	Mon, Jun 9, 2008	16.39	16.58	16.05	16.40
640	NASDAQ	AMSF	Fri, Jun 6, 2008	16.58	16.58	16.09	16.21
639	NASDAQ	AMSF	Thu, Jun 5, 2008	16.48	16.80	16.32	16.72
638	NASDAQ	AMSF	Wed, Jun 4, 2008	15.73	16.39	15.73	16.35
637	NASDAQ	AMSF	Tue, Jun 3, 2008	15.86	16.12	15.70	15.76
636	NASDAQ	AMSF	Mon, Jun 2, 2008	15.79	15.87	15.62	15.77
635	NASDAQ	AMSF	Fri, May 30, 2008	16.16	16.20	15.80	15.89
634	NASDAQ	AMSF	Thu, May 29, 2008	16.06	16.49	16.00	16.14
633	NASDAQ	AMSF	Wed, May 28, 2008	15.90	16.24	15.83	16.05
632	NASDAQ	AMSF	Tue, May 27, 2008	15.93	16.23	15.89	15.90
631	NASDAQ	AMSF	Fri, May 23, 2008	15.90	16.05	15.70	15.83
630	NASDAQ	AMSF	Thu, May 22, 2008	15.78	16.24	15.78	15.99
629	NASDAQ	AMSF	Wed, May 21, 2008	15.87	16.16	15.58	15.75
628	NASDAQ	AMSF	Tue, May 20, 2008	15.53	15.85	15.53	15.83
627	NASDAQ	AMSF	Mon, May 19, 2008	15.75	15.96	15.50	15.55
626	NASDAQ	AMSF	Fri, May 16, 2008	15.93	16.04	15.53	15.78
625	NASDAQ	AMSF	Thu, May 15, 2008	15.66	16.03	15.66	15.87
624	NASDAQ	AMSF	Wed, May 14, 2008	15.65	16.13	15.50	15.69
623	NASDAQ	AMSF	Tue, May 13, 2008	16.02	16.08	15.57	15.63
622	NASDAQ	AMSF	Mon, May 12, 2008	15.95	16.16	15.89	15.96
621	NASDAQ	AMSF	Fri, May 9, 2008	15.64	15.99	15.58	15.88
620	NASDAQ	AMSF	Thu, May 8, 2008	16.13	16.29	15.74	15.78
619	NASDAQ	AMSF	Wed, May 7, 2008	15.79	16.39	15.75	16.07
618	NASDAQ	AMSF	Tue, May 6, 2008	15.10	15.76	15.02	15.71
617	NASDAQ	AMSF	Mon, May 5, 2008	15.18	15.74	15.07	15.21
616	NASDAQ	AMSF	Fri, May 2, 2008	14.93	16.11	14.93	15.13
615	NASDAQ	AMSF	Thu, May 1, 2008	14.25	14.64	14.20	14.50
614	NASDAQ	AMSF	Wed, Apr 30, 2008	14.27	14.40	14.12	14.26
613	NASDAQ	AMSF	Tue, Apr 29, 2008	14.36	14.55	14.25	14.28
612	NASDAQ	AMSF	Mon, Apr 28, 2008	14.25	14.40	13.99	14.37
611	NASDAQ	AMSF	Fri, Apr 25, 2008	14.48	14.48	14.02	14.25
610	NASDAQ	AMSF	Thu, Apr 24, 2008	14.00	14.41	13.86	14.39
609	NASDAQ	AMSF	Wed, Apr 23, 2008	14.07	14.17	13.89	13.98
608	NASDAQ	AMSF	Tue, Apr 22, 2008	13.99	14.08	13.89	13.99
607	NASDAQ	AMSF	Mon, Apr 21, 2008	14.27	14.29	13.95	14.04
606	NASDAQ	AMSF	Fri, Apr 18, 2008	14.49	14.49	14.31	14.38
605	NASDAQ	AMSF	Thu, Apr 17, 2008	14.33	14.46	14.16	14.25
604	NASDAQ	AMSF	Wed, Apr 16, 2008	14.06	14.58	14.00	14.31
603	NASDAQ	AMSF	Tue, Apr 15, 2008	14.12	14.28	13.79	14.00
602	NASDAQ	AMSF	Mon, Apr 14, 2008	14.02	14.09	13.80	13.95
601	NASDAQ	AMSF	Fri, Apr 11, 2008	13.95	14.37	13.95	14.00
600	NASDAQ	AMSF	Thu, Apr 10, 2008	13.77	13.95	13.60	13.86
599	NASDAQ	AMSF	Wed, Apr 9, 2008	13.78	13.86	13.60	13.80
598	NASDAQ	AMSF	Tue, Apr 8, 2008	13.70	13.90	13.70	13.79
597	NASDAQ	AMSF	Mon, Apr 7, 2008	13.55	13.87	13.39	13.80
596	NASDAQ	AMSF	Fri, Apr 4, 2008	13.55	13.60	13.40	13.55
595	NASDAQ	AMSF	Thu, Apr 3, 2008	13.43	13.56	13.25	13.51
594	NASDAQ	AMSF	Wed, Apr 2, 2008	13.13	13.59	13.00	13.54
593	NASDAQ	AMSF	Tue, Apr 1, 2008	12.82	13.20	12.56	13.16
592	NASDAQ	AMSF	Mon, Mar 31, 2008	12.58	12.91	12.50	12.64
591	NASDAQ	AMSF	Fri, Mar 28, 2008	12.70	12.70	12.39	12.53
590	NASDAQ	AMSF	Thu, Mar 27, 2008	12.74	12.88	12.50	12.71
589	NASDAQ	AMSF	Wed, Mar 26, 2008	12.76	12.76	12.51	12.70
588	NASDAQ	AMSF	Tue, Mar 25, 2008	12.72	13.25	12.50	12.85
587	NASDAQ	AMSF	Mon, Mar 24, 2008	12.76	13.01	12.50	12.78
586	NASDAQ	AMSF	Thu, Mar 20, 2008	12.80	12.88	12.28	12.71
585	NASDAQ	AMSF	Wed, Mar 19, 2008	13.09	13.25	12.31	12.68
584	NASDAQ	AMSF	Tue, Mar 18, 2008	13.14	13.25	12.72	13.24
583	NASDAQ	AMSF	Mon, Mar 17, 2008	12.61	13.03	12.10	12.81
582	NASDAQ	AMSF	Fri, Mar 14, 2008	13.19	13.25	12.69	13.00
581	NASDAQ	AMSF	Thu, Mar 13, 2008	12.83	13.26	12.83	13.10
580	NASDAQ	AMSF	Wed, Mar 12, 2008	13.06	13.26	12.91	13.00
579	NASDAQ	AMSF	Tue, Mar 11, 2008	12.65	13.14	12.33	13.09
578	NASDAQ	AMSF	Mon, Mar 10, 2008	12.47	12.73	12.25	12.42
577	NASDAQ	AMSF	Fri, Mar 7, 2008	12.72	13.20	12.38	12.40
576	NASDAQ	AMSF	Thu, Mar 6, 2008	12.81	13.13	12.68	12.76
575	NASDAQ	AMSF	Wed, Mar 5, 2008	13.08	13.08	12.57	12.87
574	NASDAQ	AMSF	Tue, Mar 4, 2008	13.13	13.31	12.93	12.99
573	NASDAQ	AMSF	Mon, Mar 3, 2008	13.53	13.54	12.80	13.07
572	NASDAQ	AMSF	Fri, Feb 29, 2008	13.61	13.63	13.03	13.15
571	NASDAQ	AMSF	Thu, Feb 28, 2008	14.11	14.30	13.50	13.87
570	NASDAQ	AMSF	Wed, Feb 27, 2008	14.32	14.70	14.18	14.70
569	NASDAQ	AMSF	Tue, Feb 26, 2008	14.50	14.73	14.25	14.43
568	NASDAQ	AMSF	Mon, Feb 25, 2008	14.38	14.64	14.05	14.60
567	NASDAQ	AMSF	Fri, Feb 22, 2008	14.33	14.60	14.06	14.43
566	NASDAQ	AMSF	Thu, Feb 21, 2008	14.51	14.75	14.17	14.43
565	NASDAQ	AMSF	Wed, Feb 20, 2008	14.69	14.79	14.43	14.44
564	NASDAQ	AMSF	Tue, Feb 19, 2008	14.98	15.09	14.45	14.78
563	NASDAQ	AMSF	Fri, Feb 15, 2008	14.65	15.14	14.63	14.72
562	NASDAQ	AMSF	Thu, Feb 14, 2008	15.21	15.46	14.76	14.76
561	NASDAQ	AMSF	Wed, Feb 13, 2008	14.91	15.27	14.72	15.12
560	NASDAQ	AMSF	Tue, Feb 12, 2008	15.08	15.50	14.55	14.81
559	NASDAQ	AMSF	Mon, Feb 11, 2008	15.20	15.64	14.90	15.01
558	NASDAQ	AMSF	Fri, Feb 8, 2008	15.69	15.74	15.15	15.15
557	NASDAQ	AMSF	Thu, Feb 7, 2008	14.36	15.41	14.36	15.40
556	NASDAQ	AMSF	Wed, Feb 6, 2008	14.13	14.58	14.11	14.41
555	NASDAQ	AMSF	Tue, Feb 5, 2008	13.82	14.18	13.57	14.04
554	NASDAQ	AMSF	Mon, Feb 4, 2008	13.71	14.20	13.55	14.11
553	NASDAQ	AMSF	Fri, Feb 1, 2008	13.81	14.10	13.36	13.77
552	NASDAQ	AMSF	Thu, Jan 31, 2008	13.83	14.35	13.47	13.75
551	NASDAQ	AMSF	Wed, Jan 30, 2008	14.12	14.31	13.64	13.88
550	NASDAQ	AMSF	Tue, Jan 29, 2008	14.23	14.54	13.79	14.22
549	NASDAQ	AMSF	Mon, Jan 28, 2008	13.34	14.23	13.31	14.18
548	NASDAQ	AMSF	Fri, Jan 25, 2008	14.26	14.30	13.30	13.41
547	NASDAQ	AMSF	Thu, Jan 24, 2008	14.30	14.30	13.66	14.04
546	NASDAQ	AMSF	Wed, Jan 23, 2008	13.50	14.29	13.13	14.25
545	NASDAQ	AMSF	Tue, Jan 22, 2008	13.30	14.43	13.26	13.64
544	NASDAQ	AMSF	Fri, Jan 18, 2008	14.21	14.60	13.27	13.86
543	NASDAQ	AMSF	Thu, Jan 17, 2008	14.78	15.03	14.11	14.26
542	NASDAQ	AMSF	Wed, Jan 16, 2008	14.40	15.28	14.25	14.74
541	NASDAQ	AMSF	Tue, Jan 15, 2008	14.18	14.70	14.18	14.49
540	NASDAQ	AMSF	Mon, Jan 14, 2008	14.95	14.96	14.23	14.48
539	NASDAQ	AMSF	Fri, Jan 11, 2008	14.95	15.15	14.42	14.82
538	NASDAQ	AMSF	Thu, Jan 10, 2008	14.65	15.35	14.34	15.16
537	NASDAQ	AMSF	Wed, Jan 9, 2008	14.63	15.00	14.26	14.98
536	NASDAQ	AMSF	Tue, Jan 8, 2008	14.28	15.10	14.27	14.73
535	NASDAQ	AMSF	Mon, Jan 7, 2008	14.48	14.75	14.22	14.25
534	NASDAQ	AMSF	Fri, Jan 4, 2008	14.64	14.77	14.15	14.47
533	NASDAQ	AMSF	Thu, Jan 3, 2008	15.28	15.28	14.72	14.72
532	NASDAQ	AMSF	Wed, Jan 2, 2008	15.42	15.80	14.99	15.14
531	NASDAQ	AMSF	Mon, Dec 31, 2007	16.00	16.00	15.14	15.51
530	NASDAQ	AMSF	Fri, Dec 28, 2007	15.10	15.92	15.06	15.74
529	NASDAQ	AMSF	Thu, Dec 27, 2007	16.55	16.55	14.96	14.96
528	NASDAQ	AMSF	Wed, Dec 26, 2007	16.03	16.75	15.95	16.48
527	NASDAQ	AMSF	Mon, Dec 24, 2007	16.43	16.43	15.90	16.07
526	NASDAQ	AMSF	Fri, Dec 21, 2007	16.07	16.37	15.40	16.35
525	NASDAQ	AMSF	Thu, Dec 20, 2007	14.70	15.69	14.41	15.69
524	NASDAQ	AMSF	Wed, Dec 19, 2007	14.56	14.91	14.42	14.47
523	NASDAQ	AMSF	Tue, Dec 18, 2007	14.64	14.74	14.11	14.53
522	NASDAQ	AMSF	Mon, Dec 17, 2007	14.42	14.84	14.38	14.50
521	NASDAQ	AMSF	Fri, Dec 14, 2007	14.63	15.20	14.48	14.52
520	NASDAQ	AMSF	Thu, Dec 13, 2007	15.20	15.24	14.34	14.86
519	NASDAQ	AMSF	Wed, Dec 12, 2007	15.55	15.63	14.82	15.42
518	NASDAQ	AMSF	Tue, Dec 11, 2007	15.88	16.35	15.01	15.11
517	NASDAQ	AMSF	Mon, Dec 10, 2007	15.94	15.99	15.55	15.79
516	NASDAQ	AMSF	Fri, Dec 7, 2007	15.71	15.99	15.62	15.82
515	NASDAQ	AMSF	Thu, Dec 6, 2007	15.54	15.96	15.54	15.84
514	NASDAQ	AMSF	Wed, Dec 5, 2007	15.93	15.93	15.32	15.50
513	NASDAQ	AMSF	Tue, Dec 4, 2007	15.08	15.76	14.97	15.66
512	NASDAQ	AMSF	Mon, Dec 3, 2007	15.14	15.41	14.72	15.22
511	NASDAQ	AMSF	Fri, Nov 30, 2007	15.81	15.95	15.26	15.26
510	NASDAQ	AMSF	Thu, Nov 29, 2007	15.11	15.80	15.07	15.62
509	NASDAQ	AMSF	Wed, Nov 28, 2007	14.97	15.30	14.73	15.15
508	NASDAQ	AMSF	Tue, Nov 27, 2007	14.29	14.94	14.25	14.84
507	NASDAQ	AMSF	Mon, Nov 26, 2007	15.79	15.79	14.18	14.42
506	NASDAQ	AMSF	Fri, Nov 23, 2007	14.79	15.99	14.60	15.88
505	NASDAQ	AMSF	Wed, Nov 21, 2007	15.30	15.49	14.65	14.72
504	NASDAQ	AMSF	Tue, Nov 20, 2007	15.32	15.67	14.88	15.55
503	NASDAQ	AMSF	Mon, Nov 19, 2007	16.10	16.19	15.37	15.39
502	NASDAQ	AMSF	Fri, Nov 16, 2007	16.06	16.41	15.50	16.20
501	NASDAQ	AMSF	Thu, Nov 15, 2007	16.52	16.77	15.75	16.08
500	NASDAQ	AMSF	Wed, Nov 14, 2007	16.34	16.85	16.34	16.50
499	NASDAQ	AMSF	Tue, Nov 13, 2007	15.96	16.48	15.96	16.23
498	NASDAQ	AMSF	Mon, Nov 12, 2007	16.23	16.78	15.74	15.87
497	NASDAQ	AMSF	Fri, Nov 9, 2007	15.56	16.36	15.56	16.18
496	NASDAQ	AMSF	Thu, Nov 8, 2007	15.30	15.98	14.77	15.75
495	NASDAQ	AMSF	Wed, Nov 7, 2007	15.22	15.25	14.75	14.78
494	NASDAQ	AMSF	Tue, Nov 6, 2007	15.25	15.42	14.84	15.38
493	NASDAQ	AMSF	Mon, Nov 5, 2007	15.04	15.61	14.81	15.31
492	NASDAQ	AMSF	Fri, Nov 2, 2007	15.58	15.68	14.83	15.31
491	NASDAQ	AMSF	Thu, Nov 1, 2007	15.94	16.38	15.32	15.40
490	NASDAQ	AMSF	Wed, Oct 31, 2007	16.08	16.52	15.78	16.17
489	NASDAQ	AMSF	Tue, Oct 30, 2007	16.09	16.20	15.78	16.04
488	NASDAQ	AMSF	Mon, Oct 29, 2007	16.53	17.14	16.13	16.25
487	NASDAQ	AMSF	Fri, Oct 26, 2007	16.45	16.69	16.21	16.54
486	NASDAQ	AMSF	Thu, Oct 25, 2007	16.58	17.29	16.05	16.20
485	NASDAQ	AMSF	Wed, Oct 24, 2007	17.27	17.64	16.41	16.58
484	NASDAQ	AMSF	Tue, Oct 23, 2007	16.82	17.44	16.67	17.37
483	NASDAQ	AMSF	Mon, Oct 22, 2007	15.70	16.86	15.70	16.76
482	NASDAQ	AMSF	Fri, Oct 19, 2007	16.69	16.69	15.83	15.97
481	NASDAQ	AMSF	Thu, Oct 18, 2007	16.70	16.83	16.55	16.69
480	NASDAQ	AMSF	Wed, Oct 17, 2007	16.95	16.95	16.19	16.75
479	NASDAQ	AMSF	Tue, Oct 16, 2007	16.88	16.90	16.40	16.76
478	NASDAQ	AMSF	Mon, Oct 15, 2007	16.21	16.99	15.95	16.96
477	NASDAQ	AMSF	Fri, Oct 12, 2007	15.50	16.25	15.50	16.22
476	NASDAQ	AMSF	Thu, Oct 11, 2007	16.11	16.14	15.48	15.50
475	NASDAQ	AMSF	Wed, Oct 10, 2007	15.77	16.34	15.77	15.93
474	NASDAQ	AMSF	Tue, Oct 9, 2007	16.41	16.49	15.52	15.86
473	NASDAQ	AMSF	Mon, Oct 8, 2007	16.96	17.60	16.65	16.92
472	NASDAQ	AMSF	Fri, Oct 5, 2007	17.68	18.00	17.47	17.60
471	NASDAQ	AMSF	Thu, Oct 4, 2007	17.33	17.51	17.14	17.45
470	NASDAQ	AMSF	Wed, Oct 3, 2007	17.63	18.00	16.76	17.23
469	NASDAQ	AMSF	Tue, Oct 2, 2007	17.50	18.14	17.20	17.68
468	NASDAQ	AMSF	Mon, Oct 1, 2007	16.54	17.56	16.17	17.56
467	NASDAQ	AMSF	Fri, Sep 28, 2007	17.57	17.57	16.33	16.54
466	NASDAQ	AMSF	Thu, Sep 27, 2007	17.53	17.66	17.09	17.49
465	NASDAQ	AMSF	Wed, Sep 26, 2007	17.09	18.31	16.99	17.39
464	NASDAQ	AMSF	Tue, Sep 25, 2007	17.63	17.78	16.74	16.94
463	NASDAQ	AMSF	Mon, Sep 24, 2007	18.07	18.40	17.60	17.69
462	NASDAQ	AMSF	Fri, Sep 21, 2007	17.78	18.40	17.70	18.00
461	NASDAQ	AMSF	Thu, Sep 20, 2007	17.69	17.89	17.26	17.61
460	NASDAQ	AMSF	Wed, Sep 19, 2007	17.40	18.42	17.23	17.68
459	NASDAQ	AMSF	Tue, Sep 18, 2007	16.13	17.64	16.13	17.29
458	NASDAQ	AMSF	Mon, Sep 17, 2007	16.00	16.35	15.95	16.11
457	NASDAQ	AMSF	Fri, Sep 14, 2007	15.93	16.22	15.54	16.00
456	NASDAQ	AMSF	Thu, Sep 13, 2007	15.88	16.64	15.84	16.22
455	NASDAQ	AMSF	Wed, Sep 12, 2007	15.94	16.33	15.64	15.92
454	NASDAQ	AMSF	Tue, Sep 11, 2007	16.08	16.41	15.85	15.94
453	NASDAQ	AMSF	Mon, Sep 10, 2007	16.52	16.55	15.00	16.02
452	NASDAQ	AMSF	Fri, Sep 7, 2007	16.36	16.75	16.25	16.55
451	NASDAQ	AMSF	Thu, Sep 6, 2007	16.13	16.55	15.91	16.44
450	NASDAQ	AMSF	Wed, Sep 5, 2007	16.53	16.54	15.96	16.08
449	NASDAQ	AMSF	Tue, Sep 4, 2007	16.52	16.85	16.32	16.47
448	NASDAQ	AMSF	Fri, Aug 31, 2007	16.93	17.08	16.33	16.45
447	NASDAQ	AMSF	Thu, Aug 30, 2007	16.42	16.80	16.17	16.65
446	NASDAQ	AMSF	Wed, Aug 29, 2007	15.78	16.71	15.78	16.55
445	NASDAQ	AMSF	Tue, Aug 28, 2007	15.85	15.91	15.34	15.43
444	NASDAQ	AMSF	Mon, Aug 27, 2007	16.20	16.45	15.80	15.87
443	NASDAQ	AMSF	Fri, Aug 24, 2007	16.87	16.88	16.09	16.42
442	NASDAQ	AMSF	Thu, Aug 23, 2007	17.66	17.66	16.67	16.82
441	NASDAQ	AMSF	Wed, Aug 22, 2007	17.02	18.22	17.02	17.47
440	NASDAQ	AMSF	Tue, Aug 21, 2007	15.90	17.20	15.50	17.07
439	NASDAQ	AMSF	Mon, Aug 20, 2007	15.48	16.00	15.23	15.98
438	NASDAQ	AMSF	Fri, Aug 17, 2007	15.50	16.01	14.66	15.33
437	NASDAQ	AMSF	Thu, Aug 16, 2007	14.07	15.00	13.38	14.95
436	NASDAQ	AMSF	Wed, Aug 15, 2007	15.07	15.49	14.21	14.25
435	NASDAQ	AMSF	Tue, Aug 14, 2007	16.38	16.38	14.63	14.98
434	NASDAQ	AMSF	Mon, Aug 13, 2007	15.76	16.89	15.45	16.24
433	NASDAQ	AMSF	Fri, Aug 10, 2007	13.00	15.74	12.75	15.33
432	NASDAQ	AMSF	Thu, Aug 9, 2007	13.82	14.24	12.91	13.14
431	NASDAQ	AMSF	Wed, Aug 8, 2007	14.40	14.57	13.43	14.29
430	NASDAQ	AMSF	Tue, Aug 7, 2007	15.76	15.77	13.78	14.33
429	NASDAQ	AMSF	Mon, Aug 6, 2007	15.73	15.73	15.00	15.46
428	NASDAQ	AMSF	Fri, Aug 3, 2007	16.32	16.38	15.46	15.59
427	NASDAQ	AMSF	Thu, Aug 2, 2007	17.06	17.06	16.27	16.39
426	NASDAQ	AMSF	Wed, Aug 1, 2007	16.72	17.27	16.34	17.03
425	NASDAQ	AMSF	Tue, Jul 31, 2007	17.30	17.31	16.12	16.78
424	NASDAQ	AMSF	Mon, Jul 30, 2007	18.01	18.01	17.07	17.30
423	NASDAQ	AMSF	Fri, Jul 27, 2007	17.88	18.20	17.51	18.10
422	NASDAQ	AMSF	Thu, Jul 26, 2007	18.50	18.50	17.06	17.88
421	NASDAQ	AMSF	Wed, Jul 25, 2007	18.82	19.03	17.96	18.62
420	NASDAQ	AMSF	Tue, Jul 24, 2007	18.86	19.19	18.20	18.96
419	NASDAQ	AMSF	Mon, Jul 23, 2007	18.82	19.32	18.77	18.96
418	NASDAQ	AMSF	Fri, Jul 20, 2007	19.03	19.14	18.62	18.76
417	NASDAQ	AMSF	Thu, Jul 19, 2007	18.92	19.27	18.72	19.07
416	NASDAQ	AMSF	Wed, Jul 18, 2007	19.34	19.44	18.55	18.92
415	NASDAQ	AMSF	Tue, Jul 17, 2007	19.54	19.68	19.15	19.29
414	NASDAQ	AMSF	Mon, Jul 16, 2007	19.99	20.09	19.30	19.38
413	NASDAQ	AMSF	Fri, Jul 13, 2007	20.35	20.40	19.86	20.09
412	NASDAQ	AMSF	Thu, Jul 12, 2007	19.84	20.25	19.73	20.23
411	NASDAQ	AMSF	Wed, Jul 11, 2007	19.84	19.96	19.21	19.67
410	NASDAQ	AMSF	Tue, Jul 10, 2007	21.04	21.16	19.64	19.78
409	NASDAQ	AMSF	Mon, Jul 9, 2007	20.42	21.25	20.14	20.98
408	NASDAQ	AMSF	Fri, Jul 6, 2007	20.13	20.28	19.76	20.09
407	NASDAQ	AMSF	Thu, Jul 5, 2007	20.80	21.00	19.69	20.19
406	NASDAQ	AMSF	Tue, Jul 3, 2007	20.32	20.77	20.17	20.75
405	NASDAQ	AMSF	Mon, Jul 2, 2007	19.70	20.58	19.61	20.26
404	NASDAQ	AMSF	Fri, Jun 29, 2007	19.60	19.93	19.47	19.63
403	NASDAQ	AMSF	Thu, Jun 28, 2007	19.42	19.74	19.30	19.60
402	NASDAQ	AMSF	Wed, Jun 27, 2007	19.13	19.58	19.04	19.36
401	NASDAQ	AMSF	Tue, Jun 26, 2007	18.31	19.40	18.31	19.20
400	NASDAQ	AMSF	Mon, Jun 25, 2007	18.30	19.31	17.76	18.25
399	NASDAQ	AMSF	Fri, Jun 22, 2007	18.14	18.37	18.10	18.36
398	NASDAQ	AMSF	Thu, Jun 21, 2007	18.42	18.60	17.71	18.20
397	NASDAQ	AMSF	Wed, Jun 20, 2007	18.67	18.74	18.31	18.36
396	NASDAQ	AMSF	Tue, Jun 19, 2007	18.44	18.83	18.31	18.61
395	NASDAQ	AMSF	Mon, Jun 18, 2007	17.54	18.75	17.54	18.46
394	NASDAQ	AMSF	Fri, Jun 15, 2007	17.68	17.73	17.47	17.68
393	NASDAQ	AMSF	Thu, Jun 14, 2007	17.63	17.74	17.50	17.66
392	NASDAQ	AMSF	Wed, Jun 13, 2007	17.68	17.95	17.45	17.57
391	NASDAQ	AMSF	Tue, Jun 12, 2007	18.00	18.00	17.38	17.59
390	NASDAQ	AMSF	Mon, Jun 11, 2007	18.04	18.35	18.01	18.01
389	NASDAQ	AMSF	Fri, Jun 8, 2007	18.66	18.83	17.91	18.10
388	NASDAQ	AMSF	Thu, Jun 7, 2007	18.40	18.83	18.11	18.72
387	NASDAQ	AMSF	Wed, Jun 6, 2007	18.33	18.42	17.90	18.37
386	NASDAQ	AMSF	Tue, Jun 5, 2007	18.21	18.50	18.18	18.45
385	NASDAQ	AMSF	Mon, Jun 4, 2007	18.40	18.83	18.26	18.50
384	NASDAQ	AMSF	Fri, Jun 1, 2007	18.50	18.89	18.26	18.40
383	NASDAQ	AMSF	Thu, May 31, 2007	18.39	18.56	18.27	18.49
382	NASDAQ	AMSF	Wed, May 30, 2007	18.75	18.80	17.73	18.49
381	NASDAQ	AMSF	Tue, May 29, 2007	19.05	19.05	18.85	18.87
380	NASDAQ	AMSF	Fri, May 25, 2007	19.45	19.45	19.03	19.05
379	NASDAQ	AMSF	Thu, May 24, 2007	19.64	19.64	19.38	19.47
378	NASDAQ	AMSF	Wed, May 23, 2007	19.15	19.71	19.00	19.63
377	NASDAQ	AMSF	Tue, May 22, 2007	18.74	19.22	18.55	19.07
376	NASDAQ	AMSF	Mon, May 21, 2007	18.98	18.98	18.71	18.90
375	NASDAQ	AMSF	Fri, May 18, 2007	18.96	19.07	18.59	18.98
374	NASDAQ	AMSF	Thu, May 17, 2007	19.20	19.48	18.81	18.96
373	NASDAQ	AMSF	Wed, May 16, 2007	19.25	19.36	19.09	19.15
372	NASDAQ	AMSF	Tue, May 15, 2007	19.20	19.59	19.15	19.15
371	NASDAQ	AMSF	Mon, May 14, 2007	19.16	19.69	19.08	19.17
370	NASDAQ	AMSF	Fri, May 11, 2007	18.74	19.26	18.74	19.16
369	NASDAQ	AMSF	Thu, May 10, 2007	19.37	19.37	18.72	18.80
368	NASDAQ	AMSF	Wed, May 9, 2007	18.17	19.71	18.01	19.36
367	NASDAQ	AMSF	Tue, May 8, 2007	19.85	19.85	17.30	18.00
366	NASDAQ	AMSF	Mon, May 7, 2007	20.09	20.32	19.87	20.00
365	NASDAQ	AMSF	Fri, May 4, 2007	20.00	20.02	19.85	19.99
364	NASDAQ	AMSF	Thu, May 3, 2007	20.04	20.15	19.93	19.99
363	NASDAQ	AMSF	Wed, May 2, 2007	20.03	20.33	19.90	19.90
362	NASDAQ	AMSF	Tue, May 1, 2007	20.10	20.24	19.70	19.88
361	NASDAQ	AMSF	Mon, Apr 30, 2007	19.79	20.45	19.79	20.13
360	NASDAQ	AMSF	Fri, Apr 27, 2007	19.82	19.85	19.49	19.78
359	NASDAQ	AMSF	Thu, Apr 26, 2007	19.10	20.00	19.10	19.82
358	NASDAQ	AMSF	Wed, Apr 25, 2007	19.11	19.25	19.03	19.09
357	NASDAQ	AMSF	Tue, Apr 24, 2007	19.11	19.23	18.94	19.05
356	NASDAQ	AMSF	Mon, Apr 23, 2007	19.10	19.34	19.05	19.22
355	NASDAQ	AMSF	Fri, Apr 20, 2007	19.22	19.28	18.92	19.05
354	NASDAQ	AMSF	Thu, Apr 19, 2007	18.82	19.18	18.67	19.05
353	NASDAQ	AMSF	Wed, Apr 18, 2007	18.37	19.00	17.87	18.80
352	NASDAQ	AMSF	Tue, Apr 17, 2007	18.49	18.65	18.16	18.41
351	NASDAQ	AMSF	Mon, Apr 16, 2007	17.95	18.88	17.95	18.54
350	NASDAQ	AMSF	Fri, Apr 13, 2007	18.17	18.21	17.82	18.05
349	NASDAQ	AMSF	Thu, Apr 12, 2007	18.18	18.30	18.07	18.22
348	NASDAQ	AMSF	Wed, Apr 11, 2007	17.94	18.21	17.94	18.16
347	NASDAQ	AMSF	Tue, Apr 10, 2007	18.00	18.07	17.85	17.93
346	NASDAQ	AMSF	Mon, Apr 9, 2007	18.01	18.25	17.85	17.94
345	NASDAQ	AMSF	Thu, Apr 5, 2007	17.92	18.28	17.79	17.95
344	NASDAQ	AMSF	Wed, Apr 4, 2007	18.36	18.41	17.81	17.98
343	NASDAQ	AMSF	Tue, Apr 3, 2007	18.22	18.56	18.14	18.30
342	NASDAQ	AMSF	Mon, Apr 2, 2007	19.01	19.01	17.97	18.30
341	NASDAQ	AMSF	Fri, Mar 30, 2007	19.30	19.39	18.69	18.85
340	NASDAQ	AMSF	Thu, Mar 29, 2007	19.20	19.29	19.11	19.25
339	NASDAQ	AMSF	Wed, Mar 28, 2007	18.75	19.28	18.69	19.10
338	NASDAQ	AMSF	Tue, Mar 27, 2007	18.90	18.98	18.73	18.88
337	NASDAQ	AMSF	Mon, Mar 26, 2007	18.75	18.97	18.67	18.92
336	NASDAQ	AMSF	Fri, Mar 23, 2007	18.80	18.82	18.65	18.71
335	NASDAQ	AMSF	Thu, Mar 22, 2007	18.55	18.73	18.39	18.70
334	NASDAQ	AMSF	Wed, Mar 21, 2007	18.30	18.94	18.27	18.46
333	NASDAQ	AMSF	Tue, Mar 20, 2007	18.13	18.34	18.09	18.27
332	NASDAQ	AMSF	Mon, Mar 19, 2007	18.32	18.32	18.07	18.09
331	NASDAQ	AMSF	Fri, Mar 16, 2007	18.17	18.22	18.08	18.14
330	NASDAQ	AMSF	Thu, Mar 15, 2007	17.52	18.29	17.52	18.10
329	NASDAQ	AMSF	Wed, Mar 14, 2007	17.66	17.67	17.07	17.49
328	NASDAQ	AMSF	Tue, Mar 13, 2007	18.08	18.20	17.70	17.77
327	NASDAQ	AMSF	Mon, Mar 12, 2007	18.15	18.38	18.10	18.24
326	NASDAQ	AMSF	Fri, Mar 9, 2007	18.35	18.39	17.90	18.10
325	NASDAQ	AMSF	Thu, Mar 8, 2007	17.69	18.25	17.68	18.25
324	NASDAQ	AMSF	Wed, Mar 7, 2007	16.89	17.83	16.75	17.64
323	NASDAQ	AMSF	Tue, Mar 6, 2007	16.75	17.20	16.37	17.00
322	NASDAQ	AMSF	Mon, Mar 5, 2007	17.76	17.88	17.26	17.63
321	NASDAQ	AMSF	Fri, Mar 2, 2007	17.36	17.91	17.24	17.65
320	NASDAQ	AMSF	Thu, Mar 1, 2007	17.75	17.90	16.91	17.56
319	NASDAQ	AMSF	Wed, Feb 28, 2007	17.00	18.48	16.54	18.48
318	NASDAQ	AMSF	Tue, Feb 27, 2007	16.75	16.83	15.68	16.30
317	NASDAQ	AMSF	Mon, Feb 26, 2007	17.05	17.13	16.70	16.72
316	NASDAQ	AMSF	Fri, Feb 23, 2007	17.19	17.40	17.00	17.02
315	NASDAQ	AMSF	Thu, Feb 22, 2007	17.08	17.41	16.92	17.25
314	NASDAQ	AMSF	Wed, Feb 21, 2007	16.92	17.42	16.86	17.08
313	NASDAQ	AMSF	Tue, Feb 20, 2007	17.30	17.51	15.96	16.50
312	NASDAQ	AMSF	Fri, Feb 16, 2007	16.85	17.75	16.85	17.26
311	NASDAQ	AMSF	Thu, Feb 15, 2007	16.85	16.90	16.71	16.82
310	NASDAQ	AMSF	Wed, Feb 14, 2007	16.21	17.22	16.21	16.84
309	NASDAQ	AMSF	Tue, Feb 13, 2007	16.08	16.32	16.06	16.13
308	NASDAQ	AMSF	Mon, Feb 12, 2007	16.03	16.15	15.82	16.00
307	NASDAQ	AMSF	Fri, Feb 9, 2007	16.40	16.46	15.67	16.00
306	NASDAQ	AMSF	Thu, Feb 8, 2007	16.61	16.70	16.24	16.40
305	NASDAQ	AMSF	Wed, Feb 7, 2007	17.00	17.00	16.69	16.69
304	NASDAQ	AMSF	Tue, Feb 6, 2007	16.98	17.02	16.72	16.96
303	NASDAQ	AMSF	Mon, Feb 5, 2007	17.16	17.40	16.39	16.39
302	NASDAQ	AMSF	Fri, Feb 2, 2007	17.28	17.49	17.00	17.10
301	NASDAQ	AMSF	Thu, Feb 1, 2007	16.53	17.57	16.53	17.30
300	NASDAQ	AMSF	Wed, Jan 31, 2007	16.35	16.61	16.27	16.53
299	NASDAQ	AMSF	Tue, Jan 30, 2007	16.48	16.50	16.21	16.32
298	NASDAQ	AMSF	Mon, Jan 29, 2007	16.11	16.73	16.07	16.40
297	NASDAQ	AMSF	Fri, Jan 26, 2007	16.20	16.31	15.80	16.07
296	NASDAQ	AMSF	Thu, Jan 25, 2007	16.45	16.60	16.15	16.20
295	NASDAQ	AMSF	Wed, Jan 24, 2007	16.35	16.68	16.35	16.40
294	NASDAQ	AMSF	Tue, Jan 23, 2007	16.12	16.48	16.10	16.30
293	NASDAQ	AMSF	Mon, Jan 22, 2007	16.05	16.25	15.76	16.07
292	NASDAQ	AMSF	Fri, Jan 19, 2007	16.49	16.50	15.65	16.12
291	NASDAQ	AMSF	Thu, Jan 18, 2007	16.68	16.81	16.46	16.53
290	NASDAQ	AMSF	Wed, Jan 17, 2007	16.98	17.00	16.57	16.61
289	NASDAQ	AMSF	Tue, Jan 16, 2007	16.82	17.00	16.62	16.70
288	NASDAQ	AMSF	Fri, Jan 12, 2007	16.75	16.80	16.38	16.54
287	NASDAQ	AMSF	Thu, Jan 11, 2007	16.25	16.87	16.25	16.57
286	NASDAQ	AMSF	Wed, Jan 10, 2007	16.23	16.39	15.96	16.10
285	NASDAQ	AMSF	Tue, Jan 9, 2007	16.77	17.12	15.75	15.96
284	NASDAQ	AMSF	Mon, Jan 8, 2007	15.60	15.75	15.30	15.50
283	NASDAQ	AMSF	Fri, Jan 5, 2007	15.70	15.70	15.27	15.48
282	NASDAQ	AMSF	Thu, Jan 4, 2007	15.70	15.82	15.46	15.47
281	NASDAQ	AMSF	Wed, Jan 3, 2007	15.51	15.99	15.46	15.68
280	NASDAQ	AMSF	Fri, Dec 29, 2006	15.39	15.57	15.26	15.46
279	NASDAQ	AMSF	Thu, Dec 28, 2006	15.69	15.69	15.25	15.42
278	NASDAQ	AMSF	Wed, Dec 27, 2006	15.40	15.82	15.30	15.57
277	NASDAQ	AMSF	Tue, Dec 26, 2006	14.92	15.82	14.89	15.34
276	NASDAQ	AMSF	Fri, Dec 22, 2006	14.79	14.90	14.51	14.72
275	NASDAQ	AMSF	Thu, Dec 21, 2006	14.50	14.89	14.39	14.70
274	NASDAQ	AMSF	Wed, Dec 20, 2006	14.34	14.59	14.34	14.48
273	NASDAQ	AMSF	Tue, Dec 19, 2006	14.50	14.63	14.06	14.46
272	NASDAQ	AMSF	Mon, Dec 18, 2006	14.02	14.54	13.99	14.25
271	NASDAQ	AMSF	Fri, Dec 15, 2006	14.28	14.48	13.80	13.98
270	NASDAQ	AMSF	Thu, Dec 14, 2006	13.56	14.68	13.56	14.19
269	NASDAQ	AMSF	Wed, Dec 13, 2006	13.68	13.68	13.27	13.59
268	NASDAQ	AMSF	Tue, Dec 12, 2006	13.56	13.70	13.36	13.51
267	NASDAQ	AMSF	Mon, Dec 11, 2006	13.69	13.80	13.52	13.65
266	NASDAQ	AMSF	Fri, Dec 8, 2006	13.60	13.80	13.40	13.77
265	NASDAQ	AMSF	Thu, Dec 7, 2006	13.54	13.70	13.49	13.70
264	NASDAQ	AMSF	Wed, Dec 6, 2006	13.72	13.85	13.61	13.63
263	NASDAQ	AMSF	Tue, Dec 5, 2006	13.85	13.85	13.70	13.70
262	NASDAQ	AMSF	Mon, Dec 4, 2006	13.90	14.00	13.72	13.86
261	NASDAQ	AMSF	Fri, Dec 1, 2006	13.76	14.00	12.96	13.69
260	NASDAQ	AMSF	Thu, Nov 30, 2006	14.14	14.15	13.56	13.66
259	NASDAQ	AMSF	Wed, Nov 29, 2006	13.94	14.15	13.76	14.14
258	NASDAQ	AMSF	Tue, Nov 28, 2006	12.94	14.03	12.94	13.85
257	NASDAQ	AMSF	Mon, Nov 27, 2006	13.17	13.38	12.76	13.10
256	NASDAQ	AMSF	Fri, Nov 24, 2006	12.88	13.45	12.88	13.14
255	NASDAQ	AMSF	Wed, Nov 22, 2006	13.03	13.39	12.78	12.81
254	NASDAQ	AMSF	Tue, Nov 21, 2006	12.92	13.02	12.75	12.75
253	NASDAQ	AMSF	Mon, Nov 20, 2006	12.85	13.29	12.85	12.94
252	NASDAQ	AMSF	Fri, Nov 17, 2006	12.78	13.21	12.75	13.00
251	NASDAQ	AMSF	Thu, Nov 16, 2006	12.25	12.92	12.25	12.75
250	NASDAQ	AMSF	Wed, Nov 15, 2006	11.44	12.25	11.41	12.05
249	NASDAQ	AMSF	Tue, Nov 14, 2006	11.16	11.52	11.12	11.51
248	NASDAQ	AMSF	Mon, Nov 13, 2006	11.49	11.86	11.17	11.25
247	NASDAQ	AMSF	Fri, Nov 10, 2006	12.15	12.18	11.29	11.50
246	NASDAQ	AMSF	Thu, Nov 9, 2006	12.16	12.25	11.85	12.15
245	NASDAQ	AMSF	Wed, Nov 8, 2006	11.80	12.12	11.58	12.11
244	NASDAQ	AMSF	Tue, Nov 7, 2006	12.00	12.00	11.51	11.75
243	NASDAQ	AMSF	Mon, Nov 6, 2006	12.28	12.48	12.00	12.00
242	NASDAQ	AMSF	Fri, Nov 3, 2006	11.95	12.50	11.95	12.01
241	NASDAQ	AMSF	Thu, Nov 2, 2006	12.00	12.49	11.95	12.43
240	NASDAQ	AMSF	Wed, Nov 1, 2006	12.60	12.90	12.04	12.04
239	NASDAQ	AMSF	Tue, Oct 31, 2006	12.50	13.30	12.20	12.46
238	NASDAQ	AMSF	Mon, Oct 30, 2006	12.21	12.40	12.00	12.40
237	NASDAQ	AMSF	Fri, Oct 27, 2006	11.62	12.20	11.62	12.20
236	NASDAQ	AMSF	Thu, Oct 26, 2006	11.65	11.65	11.29	11.62
235	NASDAQ	AMSF	Wed, Oct 25, 2006	11.30	11.50	11.30	11.50
234	NASDAQ	AMSF	Tue, Oct 24, 2006	11.34	11.50	11.00	11.50
233	NASDAQ	AMSF	Mon, Oct 23, 2006	11.65	11.65	11.30	11.34
232	NASDAQ	AMSF	Fri, Oct 20, 2006	11.97	12.15	11.58	11.66
231	NASDAQ	AMSF	Thu, Oct 19, 2006	12.35	12.40	12.00	12.20
230	NASDAQ	AMSF	Wed, Oct 18, 2006	12.45	12.85	12.33	12.33
229	NASDAQ	AMSF	Tue, Oct 17, 2006	12.10	12.40	11.99	12.40
228	NASDAQ	AMSF	Mon, Oct 16, 2006	11.63	12.01	11.58	11.86
227	NASDAQ	AMSF	Fri, Oct 13, 2006	11.10	11.61	11.10	11.59
226	NASDAQ	AMSF	Thu, Oct 12, 2006	11.17	11.40	10.96	11.35
225	NASDAQ	AMSF	Wed, Oct 11, 2006	10.30	11.48	10.30	11.19
224	NASDAQ	AMSF	Tue, Oct 10, 2006	10.49	10.62	10.30	10.43
223	NASDAQ	AMSF	Mon, Oct 9, 2006	10.88	10.93	10.40	10.56
222	NASDAQ	AMSF	Fri, Oct 6, 2006	10.90	11.25	10.55	10.80
221	NASDAQ	AMSF	Thu, Oct 5, 2006	9.67	11.43	9.67	10.86
220	NASDAQ	AMSF	Wed, Oct 4, 2006	9.55	9.63	9.43	9.59
219	NASDAQ	AMSF	Tue, Oct 3, 2006	9.52	9.63	9.44	9.57
218	NASDAQ	AMSF	Mon, Oct 2, 2006	9.98	9.98	9.51	9.53
217	NASDAQ	AMSF	Fri, Sep 29, 2006	9.40	9.80	9.35	9.80
216	NASDAQ	AMSF	Thu, Sep 28, 2006	9.66	9.66	9.35	9.44
215	NASDAQ	AMSF	Wed, Sep 27, 2006	9.78	9.87	9.66	9.75
214	NASDAQ	AMSF	Tue, Sep 26, 2006	9.90	9.98	9.60	9.88
213	NASDAQ	AMSF	Mon, Sep 25, 2006	9.90	10.00	9.74	9.98
212	NASDAQ	AMSF	Fri, Sep 22, 2006	10.34	10.34	9.30	9.77
211	NASDAQ	AMSF	Thu, Sep 21, 2006	10.51	10.90	10.03	10.19
210	NASDAQ	AMSF	Wed, Sep 20, 2006	10.52	10.60	10.10	10.39
209	NASDAQ	AMSF	Tue, Sep 19, 2006	10.92	11.07	10.39	10.56
208	NASDAQ	AMSF	Mon, Sep 18, 2006	11.03	11.03	10.69	10.82
207	NASDAQ	AMSF	Fri, Sep 15, 2006	11.34	11.34	10.66	10.99
206	NASDAQ	AMSF	Thu, Sep 14, 2006	10.79	11.21	10.66	11.21
205	NASDAQ	AMSF	Wed, Sep 13, 2006	10.90	11.02	10.31	10.90
204	NASDAQ	AMSF	Tue, Sep 12, 2006	10.65	11.02	10.65	10.74
203	NASDAQ	AMSF	Mon, Sep 11, 2006	10.74	10.90	10.50	10.74
202	NASDAQ	AMSF	Fri, Sep 8, 2006	10.84	10.84	10.59	10.73
201	NASDAQ	AMSF	Thu, Sep 7, 2006	11.00	11.15	10.53	10.79
200	NASDAQ	AMSF	Wed, Sep 6, 2006	11.04	11.15	10.93	11.00
199	NASDAQ	AMSF	Tue, Sep 5, 2006	11.11	11.75	10.93	10.99
198	NASDAQ	AMSF	Fri, Sep 1, 2006	10.95	11.00	10.86	10.94
197	NASDAQ	AMSF	Thu, Aug 31, 2006	11.00	11.00	10.75	10.75
196	NASDAQ	AMSF	Wed, Aug 30, 2006	10.90	11.38	10.90	10.94
195	NASDAQ	AMSF	Tue, Aug 29, 2006	12.12	12.12	10.98	11.25
194	NASDAQ	AMSF	Mon, Aug 28, 2006	11.75	12.50	11.40	12.00
193	NASDAQ	AMSF	Fri, Aug 25, 2006	11.97	12.00	11.64	11.64
192	NASDAQ	AMSF	Thu, Aug 24, 2006	11.98	11.98	11.85	11.85
191	NASDAQ	AMSF	Wed, Aug 23, 2006	12.17	12.17	11.88	11.88
190	NASDAQ	AMSF	Tue, Aug 22, 2006	12.21	12.21	11.72	11.88
189	NASDAQ	AMSF	Mon, Aug 21, 2006	12.15	12.49	11.90	12.21
188	NASDAQ	AMSF	Fri, Aug 18, 2006	12.07	12.43	11.94	11.94
187	NASDAQ	AMSF	Thu, Aug 17, 2006	12.37	12.60	12.26	12.26
186	NASDAQ	AMSF	Wed, Aug 16, 2006	12.50	12.56	12.10	12.11
185	NASDAQ	AMSF	Tue, Aug 15, 2006	12.66	12.86	12.40	12.40
184	NASDAQ	AMSF	Mon, Aug 14, 2006	13.50	13.50	12.50	12.50
183	NASDAQ	AMSF	Fri, Aug 11, 2006	12.49	12.49	12.01	12.04
182	NASDAQ	AMSF	Thu, Aug 10, 2006	11.78	12.00	11.78	12.00
181	NASDAQ	AMSF	Wed, Aug 9, 2006	11.25	13.00	11.25	12.15
180	NASDAQ	AMSF	Tue, Aug 8, 2006	10.94	11.25	10.74	11.00
179	NASDAQ	AMSF	Mon, Aug 7, 2006	11.50	11.50	11.02	11.02
178	NASDAQ	AMSF	Fri, Aug 4, 2006	11.96	11.96	11.62	11.62
177	NASDAQ	AMSF	Thu, Aug 3, 2006	12.26	12.40	12.03	12.40
176	NASDAQ	AMSF	Wed, Aug 2, 2006	12.45	12.50	11.96	12.45
175	NASDAQ	AMSF	Tue, Aug 1, 2006	11.65	12.50	11.65	12.32
174	NASDAQ	AMSF	Mon, Jul 31, 2006	11.00	11.20	10.90	11.20
173	NASDAQ	AMSF	Fri, Jul 28, 2006	11.11	11.46	11.00	11.10
172	NASDAQ	AMSF	Thu, Jul 27, 2006	11.35	11.35	11.00	11.18
171	NASDAQ	AMSF	Wed, Jul 26, 2006	11.15	11.20	11.10	11.10
170	NASDAQ	AMSF	Tue, Jul 25, 2006	10.95	11.50	10.95	11.15
169	NASDAQ	AMSF	Mon, Jul 24, 2006	11.75	11.75	11.25	11.53
168	NASDAQ	AMSF	Fri, Jul 21, 2006	12.39	12.65	11.86	11.95
167	NASDAQ	AMSF	Thu, Jul 20, 2006	11.85	12.50	11.85	12.37
166	NASDAQ	AMSF	Wed, Jul 19, 2006	12.76	12.76	11.94	12.30
165	NASDAQ	AMSF	Tue, Jul 18, 2006	12.51	13.00	12.45	12.87
164	NASDAQ	AMSF	Mon, Jul 17, 2006	12.45	12.45	12.40	12.40
163	NASDAQ	AMSF	Fri, Jul 14, 2006	13.18	13.18	12.73	12.99
162	NASDAQ	AMSF	Thu, Jul 13, 2006	13.03	13.43	12.95	13.18
161	NASDAQ	AMSF	Wed, Jul 12, 2006	12.99	13.29	12.71	13.29
160	NASDAQ	AMSF	Tue, Jul 11, 2006	12.51	13.00	12.00	13.00
159	NASDAQ	AMSF	Mon, Jul 10, 2006	11.92	12.66	11.83	12.50
158	NASDAQ	AMSF	Fri, Jul 7, 2006	12.25	12.50	11.31	12.00
157	NASDAQ	AMSF	Thu, Jul 6, 2006	12.28	12.74	11.91	12.50
156	NASDAQ	AMSF	Wed, Jul 5, 2006	12.59	13.04	12.28	12.28
155	NASDAQ	AMSF	Mon, Jul 3, 2006	12.88	13.14	12.56	12.73
154	NASDAQ	AMSF	Fri, Jun 30, 2006	12.10	14.35	11.82	12.44
153	NASDAQ	AMSF	Thu, Jun 29, 2006	11.68	12.00	11.68	11.90
152	NASDAQ	AMSF	Wed, Jun 28, 2006	11.60	11.73	11.50	11.71
151	NASDAQ	AMSF	Tue, Jun 27, 2006	11.28	11.35	10.90	11.35
150	NASDAQ	AMSF	Mon, Jun 26, 2006	11.02	11.02	10.90	10.90
149	NASDAQ	AMSF	Fri, Jun 23, 2006	11.00	11.32	10.90	10.97
148	NASDAQ	AMSF	Thu, Jun 22, 2006	10.93	11.34	10.93	11.34
147	NASDAQ	AMSF	Wed, Jun 21, 2006	11.53	11.53	10.90	11.34
146	NASDAQ	AMSF	Tue, Jun 20, 2006	10.95	11.69	10.51	11.09
145	NASDAQ	AMSF	Mon, Jun 19, 2006	10.56	11.83	10.25	11.01
144	NASDAQ	AMSF	Fri, Jun 16, 2006	10.86	11.51	10.55	10.67
143	NASDAQ	AMSF	Thu, Jun 15, 2006	10.65	11.65	10.44	11.25
142	NASDAQ	AMSF	Wed, Jun 14, 2006	11.18	11.60	10.63	10.85
141	NASDAQ	AMSF	Tue, Jun 13, 2006	11.40	11.50	11.19	11.22
140	NASDAQ	AMSF	Mon, Jun 12, 2006	11.20	11.94	11.20	11.50
139	NASDAQ	AMSF	Fri, Jun 9, 2006	11.17	11.66	11.17	11.31
138	NASDAQ	AMSF	Thu, Jun 8, 2006	11.27	11.65	11.25	11.49
137	NASDAQ	AMSF	Wed, Jun 7, 2006	11.89	12.11	11.26	11.28
136	NASDAQ	AMSF	Tue, Jun 6, 2006	11.90	12.00	11.81	11.90
135	NASDAQ	AMSF	Mon, Jun 5, 2006	11.26	11.89	11.15	11.81
134	NASDAQ	AMSF	Fri, Jun 2, 2006	11.58	11.84	11.11	11.32
133	NASDAQ	AMSF	Thu, Jun 1, 2006	11.16	11.78	11.16	11.53
132	NASDAQ	AMSF	Wed, May 31, 2006	11.26	11.96	10.71	11.25
131	NASDAQ	AMSF	Tue, May 30, 2006	11.55	11.80	11.12	11.30
130	NASDAQ	AMSF	Fri, May 26, 2006	11.65	12.09	11.53	11.79
129	NASDAQ	AMSF	Thu, May 25, 2006	11.00	12.23	10.55	11.71
128	NASDAQ	AMSF	Wed, May 24, 2006	11.46	12.25	10.82	11.18
127	NASDAQ	AMSF	Tue, May 23, 2006	11.64	11.64	11.31	11.60
126	NASDAQ	AMSF	Mon, May 22, 2006	11.28	11.53	11.26	11.47
125	NASDAQ	AMSF	Fri, May 19, 2006	11.67	11.89	11.25	11.68
124	NASDAQ	AMSF	Thu, May 18, 2006	12.26	12.26	11.25	11.75
123	NASDAQ	AMSF	Wed, May 17, 2006	12.27	12.36	12.00	12.00
122	NASDAQ	AMSF	Tue, May 16, 2006	12.10	12.71	12.10	12.27
121	NASDAQ	AMSF	Mon, May 15, 2006	12.82	12.95	12.20	12.27
120	NASDAQ	AMSF	Fri, May 12, 2006	12.60	13.33	12.17	13.00
119	NASDAQ	AMSF	Thu, May 11, 2006	13.00	13.00	12.30	12.50
118	NASDAQ	AMSF	Wed, May 10, 2006	12.44	13.02	12.36	12.89
117	NASDAQ	AMSF	Tue, May 9, 2006	11.15	12.25	10.45	12.25
116	NASDAQ	AMSF	Mon, May 8, 2006	11.05	11.64	11.05	11.64
115	NASDAQ	AMSF	Fri, May 5, 2006	11.30	11.64	10.90	11.25
114	NASDAQ	AMSF	Thu, May 4, 2006	11.63	11.63	10.93	11.30
113	NASDAQ	AMSF	Wed, May 3, 2006	10.99	11.62	10.72	11.52
112	NASDAQ	AMSF	Tue, May 2, 2006	11.13	11.88	10.30	11.10
111	NASDAQ	AMSF	Mon, May 1, 2006	11.86	11.87	10.88	11.52
110	NASDAQ	AMSF	Fri, Apr 28, 2006	12.90	12.90	11.70	11.70
109	NASDAQ	AMSF	Thu, Apr 27, 2006	11.99	12.88	11.99	12.45
108	NASDAQ	AMSF	Wed, Apr 26, 2006	11.90	12.95	11.60	12.09
107	NASDAQ	AMSF	Tue, Apr 25, 2006	12.72	12.72	11.79	12.00
106	NASDAQ	AMSF	Mon, Apr 24, 2006	12.00	12.15	11.84	12.00
105	NASDAQ	AMSF	Fri, Apr 21, 2006	11.90	12.01	11.90	11.92
104	NASDAQ	AMSF	Thu, Apr 20, 2006	11.92	11.95	11.60	11.95
103	NASDAQ	AMSF	Wed, Apr 19, 2006	12.50	12.55	12.20	12.29
102	NASDAQ	AMSF	Tue, Apr 18, 2006	12.01	12.40	11.99	12.00
101	NASDAQ	AMSF	Mon, Apr 17, 2006	12.00	12.50	11.92	12.50
100	NASDAQ	AMSF	Thu, Apr 13, 2006	11.99	12.10	11.85	12.00
99	NASDAQ	AMSF	Wed, Apr 12, 2006	11.99	11.99	11.90	11.99
98	NASDAQ	AMSF	Tue, Apr 11, 2006	12.34	12.34	12.00	12.00
97	NASDAQ	AMSF	Mon, Apr 10, 2006	12.17	12.25	12.16	12.16
96	NASDAQ	AMSF	Fri, Apr 7, 2006	11.92	12.35	11.92	12.22
95	NASDAQ	AMSF	Thu, Apr 6, 2006	11.90	12.00	11.90	12.00
94	NASDAQ	AMSF	Wed, Apr 5, 2006	12.47	12.69	11.99	12.05
93	NASDAQ	AMSF	Tue, Apr 4, 2006	12.58	12.58	11.99	12.47
92	NASDAQ	AMSF	Mon, Apr 3, 2006	12.00	12.74	12.00	12.00
91	NASDAQ	AMSF	Fri, Mar 31, 2006	11.45	12.50	11.18	12.00
90	NASDAQ	AMSF	Thu, Mar 30, 2006	10.60	11.50	10.60	11.49
89	NASDAQ	AMSF	Wed, Mar 29, 2006	10.68	10.98	10.40	10.70
88	NASDAQ	AMSF	Tue, Mar 28, 2006	10.49	11.19	10.37	10.75
87	NASDAQ	AMSF	Mon, Mar 27, 2006	11.48	11.48	10.65	10.73
86	NASDAQ	AMSF	Fri, Mar 24, 2006	11.22	11.30	10.85	11.10
85	NASDAQ	AMSF	Thu, Mar 23, 2006	11.16	11.22	10.80	10.86
84	NASDAQ	AMSF	Wed, Mar 22, 2006	11.00	11.06	10.88	11.06
83	NASDAQ	AMSF	Tue, Mar 21, 2006	11.00	11.25	10.85	10.90
82	NASDAQ	AMSF	Mon, Mar 20, 2006	10.84	11.30	10.84	10.98
81	NASDAQ	AMSF	Fri, Mar 17, 2006	10.86	11.06	10.80	11.06
80	NASDAQ	AMSF	Thu, Mar 16, 2006	10.40	11.20	10.40	10.60
79	NASDAQ	AMSF	Wed, Mar 15, 2006	10.25	11.60	10.25	10.32
78	NASDAQ	AMSF	Tue, Mar 14, 2006	10.71	10.71	10.25	10.25
77	NASDAQ	AMSF	Mon, Mar 13, 2006	10.35	10.68	10.25	10.50
76	NASDAQ	AMSF	Fri, Mar 10, 2006	10.85	11.10	10.65	10.66
75	NASDAQ	AMSF	Thu, Mar 9, 2006	10.55	10.60	10.55	10.60
74	NASDAQ	AMSF	Wed, Mar 8, 2006	10.20	10.65	10.20	10.39
73	NASDAQ	AMSF	Tue, Mar 7, 2006	10.52	10.85	10.51	10.70
72	NASDAQ	AMSF	Mon, Mar 6, 2006	10.20	11.00	10.20	11.00
71	NASDAQ	AMSF	Fri, Mar 3, 2006	10.70	11.00	10.50	10.77
70	NASDAQ	AMSF	Thu, Mar 2, 2006	10.06	10.50	10.03	10.50
69	NASDAQ	AMSF	Wed, Mar 1, 2006	9.92	10.13	9.56	9.95
68	NASDAQ	AMSF	Tue, Feb 28, 2006	9.30	10.00	9.25	9.59
67	NASDAQ	AMSF	Mon, Feb 27, 2006	8.59	8.80	8.59	8.69
66	NASDAQ	AMSF	Fri, Feb 24, 2006	9.00	9.00	8.75	8.75
65	NASDAQ	AMSF	Thu, Feb 23, 2006	8.93	9.00	8.36	9.00
64	NASDAQ	AMSF	Wed, Feb 22, 2006	9.12	9.12	8.97	9.03
63	NASDAQ	AMSF	Tue, Feb 21, 2006	9.86	9.86	8.97	8.97
62	NASDAQ	AMSF	Fri, Feb 17, 2006	9.46	9.46	9.35	9.35
61	NASDAQ	AMSF	Thu, Feb 16, 2006	9.30	9.35	9.24	9.35
60	NASDAQ	AMSF	Wed, Feb 15, 2006	9.05	9.29	9.05	9.29
59	NASDAQ	AMSF	Tue, Feb 14, 2006	9.41	9.41	9.06	9.06
58	NASDAQ	AMSF	Mon, Feb 13, 2006	9.45	9.47	9.30	9.40
57	NASDAQ	AMSF	Fri, Feb 10, 2006	9.77	9.81	9.55	9.55
56	NASDAQ	AMSF	Thu, Feb 9, 2006	10.05	10.05	9.77	9.90
55	NASDAQ	AMSF	Wed, Feb 8, 2006	10.00	10.00	9.96	9.96
54	NASDAQ	AMSF	Tue, Feb 7, 2006	10.17	10.40	10.01	10.01
53	NASDAQ	AMSF	Mon, Feb 6, 2006	10.38	10.40	10.01	10.03
52	NASDAQ	AMSF	Fri, Feb 3, 2006	10.19	10.30	10.15	10.30
51	NASDAQ	AMSF	Thu, Feb 2, 2006	9.94	10.19	9.94	10.19
50	NASDAQ	AMSF	Wed, Feb 1, 2006	10.01	10.22	10.00	10.05
49	NASDAQ	AMSF	Tue, Jan 31, 2006	10.33	10.33	10.24	10.24
48	NASDAQ	AMSF	Mon, Jan 30, 2006	10.44	10.52	10.10	10.19
47	NASDAQ	AMSF	Fri, Jan 27, 2006	11.52	11.52	10.03	10.28
46	NASDAQ	AMSF	Thu, Jan 26, 2006	10.00	11.64	9.82	11.64
45	NASDAQ	AMSF	Wed, Jan 25, 2006	10.00	10.09	9.98	10.00
44	NASDAQ	AMSF	Tue, Jan 24, 2006	10.00	10.09	9.91	10.09
43	NASDAQ	AMSF	Mon, Jan 23, 2006	10.00	10.06	9.95	9.96
42	NASDAQ	AMSF	Fri, Jan 20, 2006	10.10	10.10	9.90	10.00
41	NASDAQ	AMSF	Thu, Jan 19, 2006	10.00	10.12	10.00	10.10
40	NASDAQ	AMSF	Wed, Jan 18, 2006	9.89	10.13	9.89	10.00
39	NASDAQ	AMSF	Tue, Jan 17, 2006	9.90	10.16	9.90	9.97
38	NASDAQ	AMSF	Fri, Jan 13, 2006	10.20	10.20	10.00	10.14
37	NASDAQ	AMSF	Thu, Jan 12, 2006	9.90	10.15	9.87	10.05
36	NASDAQ	AMSF	Wed, Jan 11, 2006	10.10	10.15	10.00	10.02
35	NASDAQ	AMSF	Tue, Jan 10, 2006	10.12	10.17	10.02	10.17
34	NASDAQ	AMSF	Mon, Jan 9, 2006	10.12	10.39	10.01	10.16
33	NASDAQ	AMSF	Fri, Jan 6, 2006	9.95	10.10	9.91	10.10
32	NASDAQ	AMSF	Thu, Jan 5, 2006	9.87	10.12	9.65	9.91
31	NASDAQ	AMSF	Wed, Jan 4, 2006	10.00	10.06	9.50	9.75
30	NASDAQ	AMSF	Tue, Jan 3, 2006	10.08	10.14	9.70	9.80
29	NASDAQ	AMSF	Fri, Dec 30, 2005	10.13	10.28	10.00	10.07
28	NASDAQ	AMSF	Thu, Dec 29, 2005	10.27	10.27	10.00	10.13
27	NASDAQ	AMSF	Wed, Dec 28, 2005	9.41	10.15	9.35	10.10
26	NASDAQ	AMSF	Tue, Dec 27, 2005	9.65	9.70	9.41	9.55
25	NASDAQ	AMSF	Fri, Dec 23, 2005	9.70	10.00	9.50	9.58
24	NASDAQ	AMSF	Thu, Dec 22, 2005	10.20	10.20	9.70	9.80
23	NASDAQ	AMSF	Wed, Dec 21, 2005	10.00	10.24	9.82	10.24
22	NASDAQ	AMSF	Tue, Dec 20, 2005	10.60	10.60	9.67	10.00
21	NASDAQ	AMSF	Mon, Dec 19, 2005	10.01	10.95	10.00	10.44
20	NASDAQ	AMSF	Fri, Dec 16, 2005	9.51	10.45	9.51	10.45
19	NASDAQ	AMSF	Thu, Dec 15, 2005	10.40	10.40	9.29	9.90
18	NASDAQ	AMSF	Wed, Dec 14, 2005	10.34	10.34	10.04	10.30
17	NASDAQ	AMSF	Tue, Dec 13, 2005	10.30	10.44	10.00	10.20
16	NASDAQ	AMSF	Mon, Dec 12, 2005	10.50	10.50	10.10	10.40
15	NASDAQ	AMSF	Fri, Dec 9, 2005	10.04	10.98	10.00	10.38
14	NASDAQ	AMSF	Thu, Dec 8, 2005	9.66	10.05	9.66	9.99
13	NASDAQ	AMSF	Wed, Dec 7, 2005	10.00	10.15	9.80	9.94
12	NASDAQ	AMSF	Tue, Dec 6, 2005	10.19	10.24	9.83	9.96
11	NASDAQ	AMSF	Mon, Dec 5, 2005	10.38	10.38	9.65	10.05
10	NASDAQ	AMSF	Fri, Dec 2, 2005	10.14	10.14	9.65	9.94
9	NASDAQ	AMSF	Thu, Dec 1, 2005	9.70	10.00	9.60	9.90
8	NASDAQ	AMSF	Wed, Nov 30, 2005	9.95	9.95	9.80	9.83
7	NASDAQ	AMSF	Tue, Nov 29, 2005	9.90	9.93	9.58	9.85
6	NASDAQ	AMSF	Mon, Nov 28, 2005	10.05	10.05	9.21	9.78
5	NASDAQ	AMSF	Fri, Nov 25, 2005	9.22	9.50	9.02	9.50
4	NASDAQ	AMSF	Wed, Nov 23, 2005	9.21	9.28	9.01	9.22
3	NASDAQ	AMSF	Tue, Nov 22, 2005	8.92	9.20	8.92	9.19
2	NASDAQ	AMSF	Mon, Nov 21, 2005	9.08	9.40	8.83	9.30
1	NASDAQ	AMSF	Fri, Nov 18, 2005	9.02	9.17	8.12	9.00
#	Exchange	Symbol	Date	Open	High	Low	Close

AMERISAFE Inc NASDAQ:AMSF Historical Prices

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