Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	22.68	23.00	22.68	22.96	9,464	+0.03(+0.13%)
Jul 28, 2011	22.83	23.23	22.83	22.93	3,127	-0.02(-0.09%)
Jul 27, 2011	23.02	23.16	22.95	22.95	3,295	-0.49(-2.09%)
Jul 26, 2011	23.26	23.58	23.26	23.44	4,877	+0.72(+3.17%)
Jul 25, 2011	22.44	22.82	22.44	22.72	13,981	-0.38(-1.65%)
Jul 22, 2011	23.13	23.13	22.97	23.10	32,759	+0.05(+0.22%)
Jul 21, 2011	22.53	23.05	22.53	23.05	4,074	+0.56(+2.49%)
Jul 20, 2011	22.35	22.57	22.35	22.49	55,309	+0.22(+0.99%)
Jul 19, 2011	22.33	22.44	22.22	22.27	47,686	+0.48(+2.20%)
Jul 18, 2011	22.35	22.35	21.76	21.79	11,621	-0.36(-1.63%)
Jul 15, 2011	21.80	22.16	21.80	22.15	8,282	+0.01(+0.05%)
Jul 14, 2011	22.28	22.29	22.14	22.14	5,880	-0.35(-1.56%)
Jul 13, 2011	22.28	22.51	22.26	22.49	182,726	+1.02(+4.75%)
Jul 12, 2011	21.18	21.57	21.18	21.47	17,911	+0.17(+0.80%)
Jul 11, 2011	21.40	21.41	21.30	21.30	10,829	-0.36(-1.66%)
Jul 08, 2011	21.59	21.67	21.51	21.66	15,330	-0.21(-0.96%)
Jul 07, 2011	21.85	21.95	21.80	21.87	34,358	+0.31(+1.44%)
Jul 06, 2011	21.52	21.62	21.52	21.56	2,975	+0.49(+2.33%)
Jul 05, 2011	21.22	21.22	21.01	21.07	5,002	-0.20(-0.94%)
Jul 01, 2011	20.95	21.27	20.95	21.27	4,897	+0.43(+2.06%)
Jun 30, 2011	20.75	20.88	20.75	20.84	7,884	+0.42(+2.06%)
Jun 29, 2011	20.48	20.48	20.39	20.42	5,141	+0.25(+1.24%)
Jun 28, 2011	20.22	20.22	20.17	20.17	15,533	+0.03(+0.15%)
Jun 27, 2011	19.90	20.23	19.90	20.14	29,271	-0.27(-1.32%)
Jun 24, 2011	20.38	20.47	20.34	20.41	160,883	+0.24(+1.19%)
Jun 23, 2011	20.28	20.28	20.06	20.17	2,459	-0.09(-0.44%)
Jun 22, 2011	20.13	20.37	20.13	20.26	2,088	+0.21(+1.05%)
Jun 21, 2011	19.60	20.09	19.60	20.05	6,303	+0.49(+2.51%)
Jun 20, 2011	19.56	19.60	19.56	19.56	2,685	-0.03(-0.15%)
Jun 17, 2011	19.41	19.66	19.41	19.59	2,972	-0.14(-0.71%)
Jun 16, 2011	19.71	19.89	19.66	19.73	20,817	-0.18(-0.90%)
Jun 15, 2011	20.02	20.10	19.91	19.91	4,090	-0.53(-2.59%)
Jun 14, 2011	20.17	20.48	20.17	20.44	3,876	+0.42(+2.10%)
Jun 13, 2011	19.93	20.07	19.93	20.02	2,068	-0.06(-0.30%)
Jun 10, 2011	19.96	20.09	19.94	20.08	5,361	+0.03(+0.15%)
Jun 09, 2011	19.84	20.05	19.84	20.05	4,682	+0.05(+0.25%)
Jun 08, 2011	20.10	20.17	20.00	20.00	3,615	-0.07(-0.35%)
Jun 07, 2011	19.91	20.17	19.91	20.07	4,709	+0.04(+0.20%)
Jun 06, 2011	19.93	20.14	19.93	20.03	10,117	-0.01(-0.05%)
Jun 03, 2011	19.78	20.04	19.78	20.04	16,772	-0.46(-2.24%)
May 24, 2011	20.21	20.55	20.21	20.50	4,239	+0.15(+0.74%)
May 23, 2011	20.68	20.68	20.09	20.35	4,691	-0.20(-0.97%)
May 20, 2011	20.48	20.61	20.48	20.55	2,128	-0.49(-2.33%)
May 19, 2011	20.93	21.07	20.92	21.04	6,029	-0.11(-0.52%)
May 18, 2011	20.95	21.18	20.95	21.15	24,167	+0.79(+3.88%)
May 17, 2011	20.30	20.43	20.20	20.36	50,544	-0.03(-0.15%)
May 16, 2011	20.35	20.51	20.32	20.39	106,507	-0.12(-0.59%)
May 13, 2011	20.48	20.84	20.48	20.51	176,189	-0.53(-2.52%)
May 12, 2011	20.78	21.06	20.78	21.04	3,887	-0.13(-0.61%)
May 11, 2011	21.34	21.34	21.11	21.17	3,989	-0.37(-1.72%)
May 10, 2011	21.38	21.58	21.38	21.54	4,028	+0.00(+0.00%)
May 09, 2011	21.40	21.54	21.40	21.54	5,944	-0.21(-0.97%)
May 06, 2011	21.58	21.79	21.58	21.75	6,218	+1.03(+4.97%)
May 05, 2011	20.70	21.02	20.70	20.72	3,163	-0.26(-1.24%)
May 04, 2011	20.87	20.98	20.61	20.98	3,539	-0.14(-0.66%)
May 03, 2011	21.00	21.12	20.87	21.12	1,253	+0.33(+1.59%)
May 02, 2011	21.10	21.10	20.79	20.79	4,062	+0.06(+0.29%)
Apr 29, 2011	20.50	20.83	20.50	20.73	5,380	+0.07(+0.34%)
Apr 28, 2011	20.33	20.66	20.33	20.66	6,148	+0.52(+2.58%)
Apr 27, 2011	20.02	20.14	19.90	20.14	3,807	-0.08(-0.40%)
Apr 26, 2011	19.81	20.22	19.81	20.22	21,500	+0.36(+1.81%)
Apr 25, 2011	19.87	19.87	19.86	19.86	1,417	-0.10(-0.50%)
Apr 21, 2011	19.99	20.07	19.96	19.96	3,903	+0.27(+1.37%)
Apr 20, 2011	19.56	19.79	19.56	19.69	4,491	+0.30(+1.55%)
Apr 19, 2011	19.21	19.44	19.21	19.39	5,114	+0.14(+0.73%)
Apr 18, 2011	19.08	19.32	19.06	19.25	5,653	-0.37(-1.89%)
Apr 15, 2011	19.58	19.73	19.58	19.62	55,325	-0.07(-0.36%)
Apr 14, 2011	19.60	19.69	19.60	19.69	5,129	+0.22(+1.13%)
Apr 13, 2011	19.46	19.71	19.46	19.47	4,196	-0.11(-0.56%)
Apr 12, 2011	19.50	19.64	19.45	19.58	4,392	-0.28(-1.41%)
Apr 11, 2011	19.77	20.22	19.71	19.86	2,009	+0.04(+0.20%)
Apr 08, 2011	19.73	19.99	19.73	19.82	15,451	+0.47(+2.43%)
Apr 07, 2011	19.50	19.70	19.35	19.35	2,784	-0.48(-2.42%)
Apr 06, 2011	19.94	19.94	19.77	19.83	8,701	-0.47(-2.32%)
Apr 05, 2011	20.18	20.43	20.18	20.30	8,843	-0.74(-3.52%)
Apr 04, 2011	20.80	21.04	20.80	21.04	4,218	+0.02(+0.10%)
Apr 01, 2011	20.69	21.10	20.69	21.02	4,552	+0.12(+0.57%)
Mar 31, 2011	21.27	21.27	20.90	20.90	3,187	-0.48(-2.25%)
Mar 30, 2011	21.38	21.38	21.38	21.38	7,012	+0.62(+2.99%)
Mar 29, 2011	20.75	20.78	20.64	20.76	1,873	+0.11(+0.52%)
Mar 28, 2011	21.00	21.24	20.61	20.65	55,449	-0.50(-2.35%)
Mar 25, 2011	21.67	21.67	21.02	21.15	22,453	-0.54(-2.49%)
Mar 24, 2011	20.92	21.69	20.92	21.69	7,606	+1.19(+5.80%)
Mar 23, 2011	20.31	20.65	20.31	20.50	8,997	+0.29(+1.43%)
Mar 22, 2011	20.62	20.62	20.08	20.21	3,516	-0.34(-1.65%)
Mar 21, 2011	20.40	20.55	20.25	20.55	20,695	+0.85(+4.31%)
Mar 18, 2011	19.65	20.08	19.65	19.70	2,529	-0.35(-1.75%)
Mar 17, 2011	19.66	20.17	19.66	20.05	156,256	+0.93(+4.86%)
Mar 16, 2011	19.17	19.45	18.96	19.12	132,197	+0.62(+3.35%)
Mar 15, 2011	17.75	18.90	17.40	18.50	17,516	-0.09(-0.48%)
Mar 14, 2011	18.27	18.79	18.21	18.59	14,284	-0.81(-4.18%)
Mar 11, 2011	19.27	19.55	19.27	19.40	3,479	-0.58(-2.90%)
Mar 10, 2011	19.95	20.05	19.94	19.98	3,530	-0.46(-2.25%)
Mar 09, 2011	20.54	20.54	20.40	20.44	10,524	-0.26(-1.26%)
Mar 08, 2011	20.56	20.71	20.48	20.70	2,367	+0.22(+1.07%)
Mar 07, 2011	20.72	20.72	20.48	20.48	4,684	-0.49(-2.34%)
Mar 04, 2011	20.75	20.97	20.75	20.97	4,002	+0.03(+0.14%)
Mar 03, 2011	20.65	20.94	20.65	20.94	5,343	+0.39(+1.90%)
Mar 02, 2011	20.77	20.77	20.55	20.55	2,960	+0.05(+0.24%)
Mar 01, 2011	20.80	20.92	20.50	20.50	7,510	-0.43(-2.05%)
Feb 28, 2011	20.55	20.93	20.55	20.93	6,007	+0.28(+1.36%)
Feb 25, 2011	20.21	20.65	20.21	20.65	4,218	+0.50(+2.48%)
Feb 24, 2011	20.14	20.19	20.14	20.15	2,379	-0.30(-1.47%)
Feb 23, 2011	20.54	20.54	20.20	20.45	13,309	-0.11(-0.54%)
Feb 22, 2011	20.63	20.90	20.56	20.56	7,190	-0.77(-3.61%)
Feb 18, 2011	21.62	21.62	21.28	21.33	1,001	-0.15(-0.70%)
Feb 17, 2011	21.33	21.48	21.33	21.48	4,642	+0.05(+0.23%)
Feb 16, 2011	21.12	21.43	21.12	21.43	3,155	+0.13(+0.61%)
Feb 15, 2011	21.12	21.35	21.12	21.30	4,885	+0.19(+0.90%)
Feb 14, 2011	21.02	21.13	21.02	21.11	3,248	-0.13(-0.61%)
Feb 11, 2011	21.03	21.25	21.03	21.24	3,612	+0.09(+0.45%)
Feb 10, 2011	20.96	21.20	20.96	21.14	1,645	-0.05(-0.21%)
Feb 09, 2011	21.07	21.20	21.07	21.19	4,386	-0.34(-1.58%)
Feb 08, 2011	21.26	21.54	21.26	21.53	4,363	-0.34(-1.55%)
Feb 07, 2011	21.98	21.98	21.70	21.87	1,436	-0.03(-0.14%)
Feb 04, 2011	21.64	21.90	21.64	21.90	2,561	-0.13(-0.59%)
Feb 03, 2011	21.73	22.03	21.73	22.03	1,344	-0.37(-1.65%)
Feb 02, 2011	22.19	22.40	22.00	22.40	4,436	+0.21(+0.95%)
Feb 01, 2011	22.20	22.40	21.85	22.19	2,829	+0.44(+2.02%)
Jan 31, 2011	21.50	21.94	21.50	21.75	1,944	-0.02(-0.09%)
Jan 28, 2011	21.86	21.97	21.75	21.77	2,021	-0.51(-2.29%)
Jan 27, 2011	22.00	22.28	22.00	22.28	74,706	+0.17(+0.77%)
Jan 26, 2011	22.00	22.21	21.96	22.11	21,877	+0.36(+1.66%)
Jan 25, 2011	21.65	21.95	21.65	21.75	4,887	+0.48(+2.26%)
Jan 24, 2011	21.48	21.48	21.27	21.27	1,543	+0.07(+0.33%)
Jan 21, 2011	21.09	21.27	21.09	21.20	2,251	-0.71(-3.24%)
Jan 20, 2011	21.87	22.05	21.87	21.91	2,098	-0.11(-0.50%)
Jan 19, 2011	22.05	22.15	21.87	22.02	5,999	-0.01(-0.05%)
Jan 18, 2011	21.91	22.35	21.91	22.03	4,017	-0.18(-0.81%)
Jan 14, 2011	22.24	22.24	21.80	22.21	7,443	+0.46(+2.11%)
Jan 13, 2011	21.75	22.09	21.75	21.75	4,210	+0.39(+1.83%)
Jan 12, 2011	21.01	21.40	21.01	21.36	5,848	+0.11(+0.52%)
Jan 11, 2011	21.00	21.40	20.99	21.25	5,855	+0.68(+3.31%)
Jan 10, 2011	20.73	20.73	20.57	20.57	2,349	-0.28(-1.34%)
Jan 07, 2011	21.00	21.00	20.70	20.85	3,571	-0.19(-0.90%)
Jan 06, 2011	21.25	21.25	20.90	21.04	2,474	+0.11(+0.53%)
Jan 05, 2011	20.65	20.96	20.65	20.93	4,867	+0.29(+1.41%)
Jan 04, 2011	20.35	20.70	20.35	20.64	3,874	+0.24(+1.18%)
Jan 03, 2011	20.08	20.44	20.08	20.40	3,309	+0.25(+1.24%)
Dec 31, 2010	19.90	20.15	19.90	20.15	3,442	+0.05(+0.25%)
Dec 30, 2010	19.98	20.33	19.98	20.10	6,385	-0.40(-1.95%)
Dec 29, 2010	20.36	20.55	20.36	20.50	7,015	+0.48(+2.40%)
Dec 28, 2010	20.11	20.31	20.02	20.02	1,709	+0.13(+0.65%)
Dec 27, 2010	19.85	20.11	19.85	19.89	1,515	+0.22(+1.12%)
Dec 23, 2010	19.67	19.98	19.67	19.67	3,597	-0.28(-1.40%)
Dec 22, 2010	19.95	19.95	19.57	19.95	2,087	+0.46(+2.36%)
Dec 21, 2010	19.49	19.49	19.49	19.49	200	-77.61(-79.93%)
Dec 20, 2010	96.74	97.10	96.74	97.10	668	+0.15(+0.15%)
Dec 17, 2010	97.69	97.69	96.95	96.95	263	-0.13(-0.13%)
Dec 16, 2010	97.02	97.08	97.02	97.08	1,014	-0.82(-0.84%)
Dec 15, 2010	97.91	97.91	97.90	97.90	797	+1.80(+1.87%)
Dec 14, 2010	96.10	96.10	96.10	96.10	141	-0.12(-0.12%)
Dec 13, 2010	96.22	96.22	96.22	96.22	194	+0.01(+0.01%)
Dec 10, 2010	96.21	96.21	96.21	96.21	200	-1.79(-1.83%)
Dec 08, 2010		98.00	98.00	98.00	0	-0.64(-0.65%)
Dec 06, 2010		98.64	98.64	98.64	0	-0.55(-0.55%)
Dec 03, 2010	98.49	99.19	98.49	99.19	5,228	+2.28(+2.35%)
Dec 02, 2010	96.45	97.69	96.45	96.91	915	+4.36(+4.71%)
Nov 30, 2010	92.55	92.55	92.55	92.55	0	-0.20(-0.22%)
Nov 29, 2010	92.30	93.10	92.30	92.75	5,002	-1.38(-1.47%)
Nov 24, 2010	94.13	94.13	94.13	94.13	0	+2.46(+2.68%)
Nov 23, 2010	93.44	93.44	91.67	91.67	1,347	-2.34(-2.49%)
Nov 19, 2010	94.01	94.01	94.01	94.01	0	+1.25(+1.35%)
Nov 18, 2010	92.85	92.85	92.20	92.76	573	-0.08(-0.09%)
Nov 15, 2010	92.84	92.84	92.84	92.84	0	+0.28(+0.30%)
Nov 12, 2010	92.56	92.56	92.56	92.56	150	-3.19(-3.33%)
Nov 11, 2010	95.75	95.75	95.75	95.75	446	-0.90(-0.93%)
Nov 10, 2010	95.39	96.65	95.39	96.65	649	+0.26(+0.27%)
Nov 09, 2010	96.38	96.39	96.33	96.39	1,200	+0.39(+0.41%)
Nov 08, 2010	95.95	96.00	95.69	96.00	925	+4.48(+4.90%)
Nov 04, 2010		91.52	91.52	91.52	0	+2.83(+3.19%)
Nov 03, 2010	88.69	88.69	88.69	88.69	200	-1.31(-1.46%)
Nov 02, 2010	90.00	90.00	90.00	90.00	400	+2.68(+3.07%)
Nov 01, 2010	87.50	87.50	87.32	87.32	360	+0.20(+0.23%)
Oct 29, 2010	87.12	87.12	87.12	87.12	100	-0.88(-1.00%)
Oct 28, 2010	88.77	88.77	88.00	88.00	501	+0.38(+0.43%)
Oct 27, 2010	87.62	87.62	87.62	87.62	200	-3.90(-4.26%)
Oct 25, 2010	91.52	91.52	91.52	91.52	200	+1.50(+1.67%)
Oct 22, 2010	90.02	90.02	90.02	90.02	100	+0.22(+0.24%)
Oct 21, 2010	90.55	90.55	89.80	89.80	400	-0.68(-0.75%)
Oct 20, 2010	90.48	90.48	90.48	90.48	200	-0.97(-1.06%)
Oct 19, 2010	92.60	92.76	91.45	91.45	874	-2.96(-3.14%)
Oct 18, 2010	94.14	94.93	94.14	94.41	2,029	-0.05(-0.05%)
Oct 15, 2010	94.46	94.46	94.46	94.46	125	-2.22(-2.30%)
Oct 14, 2010	96.68	97.46	96.68	96.68	671	+3.04(+3.25%)
Oct 13, 2010	93.27	94.55	93.27	93.64	1,999	-0.44(-0.47%)
Oct 12, 2010	93.09	94.08	93.09	94.08	3,790	-0.58(-0.61%)
Oct 08, 2010		94.66	94.66	94.66	0	-0.21(-0.22%)
Oct 07, 2010	94.83	94.87	94.31	94.87	1,024	+0.44(+0.47%)
Oct 06, 2010	94.17	94.43	94.17	94.43	400	+1.69(+1.82%)
Oct 05, 2010	91.92	92.74	91.92	92.74	1,420	+3.57(+4.00%)
Oct 04, 2010	90.62	90.62	89.17	89.17	2,241	-1.50(-1.65%)
Oct 01, 2010	90.65	91.43	90.65	90.67	599	-0.76(-0.83%)
Sep 30, 2010	91.48	92.15	90.84	91.43	1,376	+0.47(+0.52%)
Sep 29, 2010	90.69	90.96	90.25	90.96	962	+1.03(+1.15%)
Sep 28, 2010	89.14	89.93	88.61	89.93	793	+3.17(+3.65%)
Sep 27, 2010	86.97	87.08	86.76	86.76	1,276	+0.96(+1.12%)
Sep 24, 2010	84.86	85.80	84.86	85.80	1,529	+1.72(+2.05%)
Sep 23, 2010	84.50	84.50	84.08	84.08	1,730	-1.81(-2.11%)
Sep 22, 2010	85.48	85.89	84.76	85.89	1,753	+0.30(+0.35%)
Sep 21, 2010	85.04	85.59	84.85	85.59	860	-0.82(-0.95%)
Sep 20, 2010	86.41	86.41	86.41	86.41	940	-0.43(-0.50%)
Sep 17, 2010	86.08	86.84	86.08	86.84	2,507	+1.20(+1.40%)
Sep 15, 2010	83.73	85.64	83.73	85.64	4,341	+0.01(+0.01%)
Sep 14, 2010	85.53	86.29	85.12	85.63	902	+1.09(+1.29%)
Sep 13, 2010	84.54	84.54	84.54	84.54	200	+1.32(+1.59%)
Sep 10, 2010	82.43	83.22	82.43	83.22	532	+0.11(+0.13%)
Sep 09, 2010	83.51	83.51	83.11	83.11	392	-0.01(-0.01%)
Sep 08, 2010	83.12	83.12	83.12	83.12	200	-0.26(-0.31%)
Sep 07, 2010	84.27	84.27	83.36	83.38	630	+0.18(+0.22%)
Sep 03, 2010	83.07	83.67	83.07	83.20	811	+1.29(+1.57%)
Sep 02, 2010	81.91	81.91	81.91	81.91	102	-1.04(-1.25%)
Sep 01, 2010	82.95	82.95	82.95	82.95	200	+0.63(+0.77%)
Aug 31, 2010	81.67	82.32	81.67	82.32	320	+0.43(+0.53%)
Aug 30, 2010	81.97	83.53	81.86	81.89	1,487	+0.28(+0.34%)
Aug 27, 2010	81.46	81.61	81.46	81.61	604	+1.47(+1.83%)
Aug 26, 2010	80.14	80.73	80.14	80.14	1,150	-0.31(-0.39%)
Aug 25, 2010	79.60	80.45	79.36	80.45	648	+1.19(+1.50%)
Aug 24, 2010	79.75	79.75	79.26	79.26	413	-0.88(-1.10%)
Aug 23, 2010	80.58	80.58	80.14	80.14	1,204	+1.21(+1.53%)
Aug 20, 2010	79.56	79.56	78.93	78.93	740	-0.82(-1.03%)
Aug 19, 2010	80.99	80.99	79.75	79.75	1,332	-0.09(-0.11%)
Aug 18, 2010	79.84	79.84	79.84	79.84	220	+0.57(+0.72%)
Aug 17, 2010	79.20	79.99	79.10	79.27	2,500	+0.53(+0.67%)
Aug 16, 2010	78.70	78.74	78.70	78.74	655	-0.85(-1.07%)
Aug 13, 2010	79.59	79.59	79.59	79.59	1,215	+0.13(+0.16%)
Aug 12, 2010	79.50	79.50	79.46	79.46	240	-2.54(-3.10%)
Aug 11, 2010	81.20	82.00	81.20	82.00	281	-2.14(-2.54%)
Aug 10, 2010	83.35	84.14	83.35	84.14	542	-0.07(-0.08%)
Aug 09, 2010	84.82	84.82	84.21	84.21	1,695	-0.77(-0.91%)
Aug 06, 2010	84.45	84.98	84.25	84.98	827	+1.53(+1.83%)
Aug 04, 2010		83.45	83.45	83.45	0	+4.02(+5.06%)

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