Date	Open	High	Low	Close	Volume	Change (%)
Aug 31, 2011	20.04	20.15	19.99	20.15	88,901	+0.18(+0.90%)
Aug 30, 2011	19.79	19.97	19.65	19.97	91,139	+0.24(+1.22%)
Aug 29, 2011	19.65	19.75	19.60	19.73	35,093	+0.26(+1.34%)
Aug 26, 2011	19.26	19.48	19.05	19.47	40,432	+0.11(+0.57%)
Aug 25, 2011	19.50	19.51	19.28	19.36	91,498	-0.10(-0.51%)
Aug 24, 2011	19.42	19.58	19.31	19.46	38,961	-0.03(-0.15%)
Aug 23, 2011	19.10	19.49	18.99	19.49	355,577	+0.48(+2.52%)
Aug 22, 2011	19.33	19.33	19.01	19.01	82,517	+0.07(+0.37%)
Aug 19, 2011	19.00	19.32	18.93	18.94	176,430	-0.29(-1.51%)
Aug 18, 2011	19.53	19.53	19.13	19.23	167,378	-0.59(-2.98%)
Aug 17, 2011	19.88	20.04	19.82	19.82	102,483	+0.09(+0.46%)
Aug 16, 2011	19.93	19.93	19.71	19.73	369,861	-0.29(-1.45%)
Aug 15, 2011	19.93	20.04	19.87	20.02	75,722	+0.23(+1.16%)
Aug 12, 2011	19.95	19.95	19.71	19.79	2,227,767	+0.06(+0.30%)
Aug 11, 2011	19.18	19.78	19.10	19.73	266,251	+0.59(+3.08%)
Aug 10, 2011	19.14	19.41	18.80	19.14	104,465	+0.05(+0.26%)
Aug 09, 2011	18.60	19.09	18.40	19.09	354,040	+0.71(+3.86%)
Aug 08, 2011	18.50	18.76	18.32	18.38	497,019	-0.79(-4.12%)
Aug 05, 2011	19.49	19.57	18.76	19.17	221,347	-0.36(-1.84%)
Aug 04, 2011	20.14	20.14	19.43	19.53	210,567	-0.68(-3.36%)
Aug 03, 2011	20.10	20.22	19.81	20.21	233,661	+0.10(+0.50%)
Aug 02, 2011	20.54	20.54	20.11	20.11	499,852	-0.30(-1.47%)
Jul 29, 2011	20.45	20.49	20.28	20.41	181,548	-0.16(-0.78%)
Jul 28, 2011	20.50	20.67	20.40	20.57	91,060	+0.00(+0.00%)
Jul 27, 2011	20.91	20.91	20.56	20.57	158,097	-0.40(-1.91%)
Jul 26, 2011	21.11	21.12	20.95	20.97	84,548	-0.20(-0.94%)
Jul 25, 2011	21.17	21.23	21.14	21.17	78,528	-0.09(-0.42%)
Jul 22, 2011	21.23	21.28	21.25	21.26	121,253	+0.08(+0.38%)
Jul 21, 2011	21.07	21.21	21.02	21.18	592,264	+0.18(+0.86%)
Jul 20, 2011	21.03	21.06	20.96	21.00	185,048	+0.02(+0.10%)
Jul 19, 2011	20.90	21.01	20.90	20.98	123,501	+0.12(+0.58%)
Jul 18, 2011	20.94	20.99	20.81	20.86	92,479	-0.07(-0.33%)
Jul 15, 2011	20.94	20.96	20.89	20.93	209,711	+0.07(+0.34%)
Jul 14, 2011	21.09	21.10	20.83	20.86	106,121	-0.11(-0.52%)
Jul 13, 2011	20.88	21.14	20.88	20.97	81,516	+0.13(+0.62%)
Jul 12, 2011	20.62	20.89	20.62	20.84	118,459	+0.08(+0.39%)
Jul 11, 2011	21.02	21.02	20.68	20.76	159,163	-0.30(-1.42%)
Jul 08, 2011	21.03	21.11	21.00	21.06	67,810	-0.04(-0.19%)
Jul 07, 2011	21.21	21.22	21.10	21.10	84,985	+0.02(+0.09%)
Jul 06, 2011	21.17	21.18	21.06	21.08	64,093	-0.07(-0.33%)
Jul 05, 2011	21.17	21.21	21.12	21.15	107,436	+0.07(+0.33%)
Jul 04, 2011	20.94	21.12	20.94	21.08	172,295	+0.16(+0.76%)
Jun 30, 2011	20.82	20.93	20.77	20.92	74,328	+0.16(+0.77%)
Jun 29, 2011	20.70	20.82	20.56	20.76	85,606	+0.14(+0.68%)
Jun 28, 2011	20.46	20.63	20.44	20.62	86,868	+0.24(+1.18%)
Jun 27, 2011	20.27	20.39	20.24	20.38	104,898	+0.08(+0.39%)
Jun 24, 2011	20.50	20.50	20.30	20.30	119,605	-0.23(-1.12%)
Jun 23, 2011	20.42	20.53	20.30	20.53	162,822	-0.11(-0.53%)
Jun 22, 2011	20.64	20.80	20.61	20.64	129,085	-0.02(-0.10%)
Jun 21, 2011	20.41	20.68	20.41	20.66	103,448	+0.34(+1.67%)
Jun 20, 2011	20.20	20.34	20.30	20.32	104,008	+0.05(+0.25%)
Jun 17, 2011	20.33	20.45	20.26	20.27	210,707	-0.08(-0.39%)
Jun 16, 2011	20.47	20.54	20.28	20.35	146,884	-0.14(-0.68%)
Jun 15, 2011	20.57	20.62	20.45	20.49	93,210	-0.20(-0.97%)
Jun 14, 2011	20.56	20.73	20.56	20.69	100,201	+0.20(+0.98%)
Jun 13, 2011	20.61	20.68	20.39	20.49	151,900	-0.18(-0.87%)
Jun 10, 2011	20.79	20.79	20.55	20.67	84,115	-0.24(-1.15%)
Jun 09, 2011	20.83	20.94	20.80	20.91	45,073	+0.09(+0.43%)
Jun 08, 2011	20.86	20.95	20.79	20.82	148,939	-0.15(-0.72%)
Jun 07, 2011	21.04	21.14	20.95	20.97	82,552	-0.06(-0.29%)
Jun 06, 2011	21.28	21.35	20.97	21.03	129,172	-0.35(-1.64%)
Jun 03, 2011	21.15	21.40	21.15	21.38	93,574	-0.04(-0.19%)
May 24, 2011	21.49	21.58	21.42	21.42	137,215	-0.08(-0.37%)
May 20, 2011	21.44	21.57	21.35	21.50	47,288	+0.01(+0.05%)
May 19, 2011	21.49	21.52	21.39	21.49	77,281	+0.04(+0.19%)
May 18, 2011	21.29	21.51	21.28	21.45	73,654	+0.23(+1.08%)
May 17, 2011	21.06	21.23	21.06	21.22	2,176,107	+0.10(+0.47%)
May 16, 2011	21.07	21.32	21.03	21.12	95,601	+0.05(+0.24%)
May 13, 2011	21.16	21.18	21.04	21.07	60,470	-0.04(-0.19%)
May 12, 2011	21.04	21.18	20.92	21.11	195,170	-0.04(-0.19%)
May 11, 2011	21.44	21.44	21.12	21.15	123,117	-0.37(-1.72%)
May 10, 2011	21.60	21.60	21.47	21.52	144,502	-0.02(-0.09%)
May 09, 2011	21.46	21.55	21.37	21.54	109,401	+0.18(+0.84%)
May 06, 2011	21.31	21.45	21.25	21.36	133,204	+0.14(+0.66%)
May 05, 2011	21.32	21.34	21.15	21.22	144,430	-0.23(-1.07%)
May 04, 2011	21.58	21.58	21.27	21.45	135,231	-0.15(-0.69%)
May 03, 2011	21.96	21.96	21.48	21.60	216,588	-0.33(-1.50%)
May 02, 2011	21.97	21.93	21.91	21.93	63,297	-0.02(-0.09%)
Apr 29, 2011	21.83	21.95	21.83	21.95	378,531	+0.04(+0.18%)
Apr 28, 2011	21.88	21.97	21.84	21.91	892,415	-0.23(-1.04%)
Apr 27, 2011	22.00	22.14	21.70	22.14	234,111	+0.24(+1.10%)
Apr 26, 2011	21.90	21.94	21.86	21.90	168,215	+0.00(+0.00%)
Apr 25, 2011	22.09	22.04	21.88	21.90	228,632	-0.10(-0.45%)
Apr 21, 2011	21.94	22.02	21.89	22.00	217,995	+0.13(+0.59%)
Apr 20, 2011	21.86	21.92	21.84	21.87	261,841	+0.22(+1.02%)
Apr 19, 2011	21.57	21.67	21.52	21.65	208,633	+0.07(+0.32%)
Apr 18, 2011	21.60	21.62	21.39	21.58	217,718	-0.15(-0.69%)
Apr 15, 2011	21.77	21.87	21.73	21.73	283,741	-0.03(-0.14%)
Apr 14, 2011	21.75	21.79	21.71	21.76	74,194	-0.02(-0.09%)
Apr 13, 2011	21.87	21.95	21.75	21.78	132,315	+0.04(+0.18%)
Apr 12, 2011	21.92	21.92	21.63	21.74	135,751	-0.30(-1.36%)
Apr 11, 2011	22.36	22.36	21.94	22.04	168,608	-0.33(-1.48%)
Apr 08, 2011	22.36	22.39	22.28	22.37	61,820	+0.15(+0.68%)
Apr 07, 2011	22.34	22.37	22.18	22.22	88,345	-0.14(-0.63%)
Apr 06, 2011	22.52	22.54	22.25	22.36	58,889	-0.13(-0.58%)
Apr 05, 2011	22.38	22.49	22.33	22.49	72,689	+0.11(+0.49%)
Apr 04, 2011	22.38	22.43	22.36	22.38	75,545	+0.12(+0.54%)
Apr 01, 2011	22.26	22.32	22.24	22.26	73,117	+0.06(+0.27%)
Mar 31, 2011	22.28	22.28	22.20	22.20	149,236	+0.05(+0.23%)
Mar 30, 2011	22.07	22.16	22.07	22.15	118,397	+0.24(+1.10%)
Mar 29, 2011	21.87	21.96	21.78	21.91	57,746	+0.05(+0.23%)
Mar 28, 2011	22.04	22.04	21.86	21.86	138,688	-0.23(-1.04%)
Mar 25, 2011	22.04	22.20	22.02	22.09	56,648	-0.12(-0.54%)
Mar 24, 2011	22.29	22.31	22.19	22.21	54,506	-0.08(-0.36%)
Mar 23, 2011	22.19	22.30	22.14	22.29	47,644	+0.14(+0.63%)
Mar 22, 2011	22.11	22.16	22.09	22.15	97,711	-0.01(-0.05%)
Mar 21, 2011	22.04	22.16	22.06	22.16	106,568	+0.33(+1.51%)
Mar 18, 2011	21.88	21.93	21.78	21.83	252,685	+0.07(+0.32%)
Mar 17, 2011	21.00	21.77	21.00	21.76	558,129	+0.37(+1.73%)
Mar 16, 2011	21.43	21.64	21.24	21.39	125,371	-0.05(-0.23%)
Mar 15, 2011	20.94	21.47	20.91	21.44	194,711	-0.09(-0.42%)
Mar 14, 2011	21.41	21.53	21.36	21.53	131,413	-0.09(-0.42%)
Mar 11, 2011	21.32	21.67	21.29	21.62	114,421	+0.06(+0.28%)
Mar 10, 2011	21.75	21.95	21.46	21.56	178,211	-0.39(-1.78%)
Mar 09, 2011	22.15	22.15	21.88	21.95	165,782	-0.16(-0.72%)
Mar 08, 2011	22.29	22.29	22.08	22.11	145,882	-0.16(-0.72%)
Mar 07, 2011	22.58	22.61	22.25	22.27	131,980	-0.21(-0.93%)
Mar 04, 2011	22.54	22.55	22.48	22.48	74,554	+0.03(+0.13%)
Mar 03, 2011	22.42	22.45	22.38	22.45	148,256	+0.12(+0.54%)
Mar 02, 2011	22.27	22.36	22.26	22.33	61,560	+0.00(+0.00%)
Mar 01, 2011	22.40	22.45	22.26	22.33	128,772	-0.02(-0.09%)
Feb 28, 2011	22.27	22.35	22.19	22.35	158,198	+0.17(+0.77%)
Feb 25, 2011	22.01	22.18	22.01	22.18	142,630	+0.30(+1.37%)
Feb 24, 2011	22.07	22.15	21.83	21.88	277,878	-0.16(-0.73%)
Feb 23, 2011	22.10	22.22	22.03	22.04	146,076	-0.02(-0.09%)
Feb 22, 2011	22.38	22.38	22.01	22.06	257,181	-0.21(-0.94%)
Feb 18, 2011	22.36	22.36	22.25	22.27	141,735	-0.01(-0.04%)
Feb 17, 2011	22.18	22.29	22.11	22.28	138,775	+0.09(+0.41%)
Feb 16, 2011	22.01	22.23	22.01	22.19	159,971	+0.21(+0.96%)
Feb 15, 2011	21.97	22.04	21.96	21.98	134,445	+0.03(+0.14%)
Feb 14, 2011	21.86	21.97	21.82	21.95	71,963	+0.23(+1.06%)
Feb 11, 2011	21.82	21.86	21.72	21.72	130,184	-0.10(-0.46%)
Feb 10, 2011	21.70	21.86	21.61	21.82	232,733	+0.08(+0.37%)
Feb 09, 2011	21.95	21.95	21.74	21.74	110,114	-0.18(-0.82%)
Feb 08, 2011	21.85	21.93	21.75	21.92	64,119	+0.12(+0.55%)
Feb 07, 2011	21.88	21.88	21.79	21.80	157,513	+0.04(+0.18%)
Feb 04, 2011	21.87	21.87	21.74	21.76	88,042	-0.08(-0.37%)
Feb 03, 2011	21.66	21.84	21.63	21.84	98,510	+0.25(+1.16%)
Feb 02, 2011	21.69	21.69	21.58	21.59	144,948	-0.03(-0.14%)
Feb 01, 2011	21.52	21.63	21.52	21.62	195,522	+0.21(+0.98%)
Jan 31, 2011	21.33	21.44	21.25	21.41	155,195	+0.21(+0.99%)
Jan 28, 2011	21.12	21.29	21.12	21.20	74,140	+0.04(+0.19%)
Jan 27, 2011	21.28	21.28	21.14	21.16	110,240	-0.05(-0.24%)
Jan 26, 2011	20.99	21.24	20.98	21.21	117,654	+0.27(+1.29%)
Jan 25, 2011	21.00	21.00	20.82	20.94	234,813	-0.11(-0.52%)
Jan 24, 2011	21.03	21.08	20.97	21.05	136,681	+0.04(+0.19%)
Jan 21, 2011	21.08	21.13	20.96	21.01	149,212	-0.01(-0.05%)
Jan 20, 2011	21.09	21.09	20.86	21.02	160,008	-0.15(-0.71%)
Jan 19, 2011	21.42	21.42	21.15	21.17	125,301	-0.20(-0.94%)
Jan 18, 2011	21.29	21.39	21.25	21.37	109,100	+0.17(+0.80%)
Jan 17, 2011	21.20	21.24	21.15	21.20	225,164	+0.00(+0.00%)
Jan 14, 2011	21.16	21.20	21.09	21.20	84,858	+0.07(+0.33%)
Jan 13, 2011	21.30	21.30	21.11	21.13	104,293	-0.08(-0.38%)
Jan 12, 2011	21.23	21.28	21.15	21.21	214,703	+0.09(+0.43%)
Jan 11, 2011	20.99	21.14	20.99	21.12	90,716	+0.26(+1.25%)
Jan 10, 2011	21.00	21.00	20.71	20.86	189,864	-0.04(-0.19%)
Jan 07, 2011	20.94	21.00	20.86	20.90	534,177	-0.08(-0.38%)
Jan 06, 2011	21.10	21.12	20.95	20.98	121,783	-0.12(-0.57%)
Jan 05, 2011	21.10	21.12	20.96	21.10	361,829	+0.00(+0.00%)
Jan 04, 2011	21.44	21.44	20.80	21.10	687,430	-0.04(-0.19%)
Dec 31, 2010	21.16	21.21	21.09	21.14	223,653	+0.00(+0.00%)
Dec 30, 2010	21.36	21.36	21.11	21.14	162,896	-0.01(-0.05%)
Dec 29, 2010	21.00	21.18	20.81	21.15	252,984	+0.08(+0.38%)
Dec 24, 2010	21.07	21.09	21.05	21.07	30,347	-0.05(-0.24%)
Dec 23, 2010	21.10	21.20	21.07	21.12	217,896	-0.03(-0.14%)
Dec 22, 2010	21.20	21.20	21.12	21.15	188,043	+0.04(+0.19%)
Dec 21, 2010	20.97	21.13	20.96	21.11	135,833	+0.24(+1.15%)
Dec 20, 2010	20.98	20.98	20.87	20.87	171,873	+0.00(+0.00%)
Dec 17, 2010	20.85	20.90	20.72	20.87	550,744	+0.02(+0.10%)
Dec 16, 2010	20.85	20.89	20.77	20.85	157,159	-0.04(-0.19%)
Dec 15, 2010	20.93	21.01	20.84	20.89	104,921	-0.12(-0.57%)
Dec 14, 2010	21.08	21.08	20.95	21.01	463,986	+0.00(+0.00%)
Dec 13, 2010	21.05	21.13	20.98	21.01	240,753	+0.09(+0.43%)
Dec 10, 2010	20.80	20.94	20.80	20.92	160,891	+0.08(+0.38%)
Dec 09, 2010	20.93	20.93	20.79	20.84	206,417	+0.03(+0.14%)
Dec 08, 2010	20.92	20.92	20.76	20.81	389,289	-0.11(-0.53%)
Dec 07, 2010	21.15	21.15	20.92	20.92	320,034	-0.02(-0.10%)
Dec 06, 2010	20.84	20.94	20.83	20.94	103,534	+0.10(+0.48%)
Dec 03, 2010	20.75	20.85	20.75	20.84	75,512	+0.04(+0.19%)
Dec 02, 2010	20.77	20.84	20.76	20.80	85,473	+0.03(+0.14%)
Dec 01, 2010	20.68	20.78	20.67	20.77	84,474	+0.31(+1.52%)
Nov 30, 2010	20.32	20.58	20.32	20.46	180,282	+0.05(+0.24%)
Nov 29, 2010	20.39	20.43	20.20	20.41	138,626	+0.01(+0.05%)
Nov 26, 2010	20.34	20.42	20.32	20.40	212,044	-0.01(-0.05%)
Nov 25, 2010	20.41	20.44	20.40	20.41	76,526	+0.07(+0.34%)
Nov 24, 2010	20.36	20.41	20.27	20.34	156,392	+0.11(+0.54%)
Nov 23, 2010	20.28	20.33	20.19	20.23	116,239	-0.20(-0.98%)
Nov 22, 2010	20.44	20.46	20.30	20.43	108,290	-0.02(-0.10%)
Nov 19, 2010	20.30	20.47	20.23	20.45	211,448	+0.14(+0.69%)
Nov 18, 2010	20.18	20.38	19.99	20.31	134,003	+0.32(+1.60%)
Nov 17, 2010	19.86	20.01	19.83	19.99	163,017	+0.13(+0.65%)
Nov 16, 2010	19.98	19.99	19.74	19.86	167,407	-0.23(-1.14%)
Nov 15, 2010	20.16	20.24	20.06	20.09	111,371	-0.03(-0.15%)
Nov 12, 2010	20.22	20.30	19.99	20.12	210,574	-0.27(-1.32%)
Nov 11, 2010	20.43	20.43	20.30	20.39	65,574	+0.00(+0.00%)
Nov 10, 2010	20.33	20.40	20.19	20.39	110,021	+0.00(+0.00%)
Nov 09, 2010	20.71	20.71	20.34	20.39	146,503	-0.18(-0.88%)
Nov 08, 2010	20.44	20.57	20.39	20.57	149,090	+0.18(+0.88%)
Nov 05, 2010	20.34	20.50	20.34	20.39	148,317	+0.03(+0.15%)
Nov 04, 2010	20.27	20.38	20.26	20.36	136,683	+0.36(+1.80%)
Nov 03, 2010	20.04	20.04	19.85	20.00	81,197	+0.01(+0.05%)
Nov 02, 2010	20.10	20.10	19.97	19.99	45,443	+0.02(+0.10%)
Nov 01, 2010	20.09	20.12	19.94	19.97	184,752	-0.02(-0.10%)
Oct 29, 2010	19.79	19.99	19.79	19.99	209,814	+0.17(+0.86%)
Oct 28, 2010	19.92	19.92	19.74	19.82	112,411	-0.02(-0.10%)
Oct 27, 2010	19.93	19.93	19.73	19.84	151,503	-0.10(-0.50%)
Oct 25, 2010	20.00	20.01	19.91	19.94	119,328	+0.09(+0.45%)
Oct 22, 2010	19.87	19.89	19.82	19.85	46,705	-0.01(-0.05%)
Oct 21, 2010	19.97	19.97	19.81	19.86	92,769	-0.07(-0.35%)
Oct 20, 2010	19.76	19.96	19.76	19.93	68,713	+0.12(+0.61%)
Oct 19, 2010	19.81	19.89	19.72	19.81	969,294	-0.13(-0.65%)
Oct 18, 2010	19.87	19.96	19.86	19.94	168,442	+0.06(+0.30%)
Oct 15, 2010	19.96	19.96	19.77	19.88	168,409	-0.01(-0.05%)
Oct 14, 2010	20.00	20.02	19.83	19.89	226,792	-0.09(-0.45%)
Oct 13, 2010	19.88	20.03	19.88	19.98	89,185	+0.19(+0.96%)
Oct 12, 2010	19.77	19.83	19.71	19.79	54,030	+0.07(+0.35%)
Oct 08, 2010	19.67	19.75	19.62	19.72	113,952	+0.12(+0.61%)
Oct 07, 2010	19.69	19.70	19.50	19.60	138,117	-0.08(-0.41%)
Oct 06, 2010	19.73	19.73	19.62	19.68	75,430	-0.02(-0.10%)
Oct 05, 2010	19.49	19.71	19.48	19.70	683,271	+0.30(+1.55%)
Oct 04, 2010	19.50	19.50	19.33	19.40	98,242	-0.12(-0.61%)
Oct 01, 2010	19.55	19.61	19.48	19.52	99,439	+0.02(+0.10%)
Sep 30, 2010	19.55	19.55	19.30	19.50	293,183	+0.02(+0.10%)
Sep 29, 2010	19.33	19.48	19.28	19.48	82,534	+0.14(+0.72%)
Sep 28, 2010	19.19	19.35	19.09	19.34	495,313	+0.16(+0.83%)
Sep 27, 2010	19.24	19.26	19.18	19.18	233,066	-0.16(-0.83%)
Sep 24, 2010	19.29	19.35	19.22	19.34	133,449	+0.18(+0.94%)
Sep 23, 2010	19.17	19.24	19.10	19.16	112,976	-0.08(-0.42%)
Sep 22, 2010	19.30	19.38	19.23	19.24	74,202	-0.05(-0.26%)
Sep 21, 2010	19.38	19.38	19.20	19.29	162,534	-0.09(-0.46%)
Sep 20, 2010	19.33	19.44	19.24	19.38	229,576	+0.13(+0.68%)
Sep 17, 2010	19.37	19.39	19.21	19.25	312,319	+0.00(+0.00%)
Sep 15, 2010	19.27	19.28	19.11	19.25	509,224	-0.04(-0.21%)
Sep 14, 2010	19.22	19.38	19.22	19.29	139,223	+0.07(+0.36%)
Sep 13, 2010	19.21	19.23	19.15	19.22	115,879	+0.10(+0.52%)
Sep 10, 2010	19.00	19.12	19.00	19.12	192,423	+0.11(+0.58%)
Sep 09, 2010	19.16	19.16	18.97	19.01	133,346	-0.02(-0.11%)
Sep 08, 2010	19.18	19.20	19.03	19.03	210,099	-0.07(-0.37%)
Sep 07, 2010	19.24	19.51	19.09	19.10	1,037,385	-0.06(-0.31%)
Sep 03, 2010	19.15	19.27	19.13	19.16	162,952	+0.01(+0.05%)
Sep 02, 2010	19.00	19.15	19.00	19.15	146,248	+0.17(+0.90%)

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