Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	26.17	26.34	26.00	26.14	38,713,304	-0.11(-0.40%)
Apr 27, 2012	26.01	26.65	26.00	26.24	34,605,712	+0.32(+1.22%)
Apr 26, 2012	25.67	26.02	25.62	25.93	24,502,450	+0.27(+1.04%)
Apr 25, 2012	25.53	25.70	25.45	25.66	27,150,500	+0.28(+1.09%)
Apr 24, 2012	25.31	25.46	25.24	25.38	15,020,695	+0.15(+0.58%)
Apr 23, 2012	25.34	25.37	25.11	25.24	15,292,486	-0.15(-0.59%)
Apr 20, 2012	25.33	25.46	25.25	25.39	19,653,152	+0.11(+0.42%)
Apr 19, 2012	25.44	25.46	25.14	25.28	15,667,904	-0.12(-0.47%)
Apr 18, 2012	25.28	25.46	25.25	25.40	17,198,590	+0.08(+0.30%)
Apr 17, 2012	25.06	25.51	25.06	25.32	33,017,202	+0.52(+2.08%)
Apr 16, 2012	24.73	24.93	24.71	24.81	20,655,400	+0.17(+0.70%)
Apr 13, 2012	24.73	24.86	24.64	24.64	15,367,517	-0.10(-0.39%)
Apr 12, 2012	24.71	24.75	24.60	24.73	15,439,688	+0.03(+0.14%)
Apr 11, 2012	24.80	24.82	24.60	24.70	17,559,036	+0.03(+0.14%)
Apr 10, 2012	24.86	24.87	24.64	24.66	25,244,388	-0.29(-1.17%)
Apr 09, 2012	24.99	25.04	24.91	24.96	14,243,955	-0.21(-0.82%)
Apr 05, 2012	25.10	25.18	25.02	25.16	16,835,988	+0.00(+0.01%)
Apr 04, 2012	25.10	25.21	25.07	25.16	18,231,826	-0.10(-0.41%)
Apr 03, 2012	25.23	25.37	25.16	25.26	18,964,450	-0.13(-0.51%)
Apr 02, 2012	25.28	25.41	25.22	25.39	21,285,604	+0.04(+0.18%)
Mar 30, 2012	25.21	25.39	25.11	25.35	38,779,160	+0.07(+0.27%)
Mar 29, 2012	24.78	25.48	24.75	25.28	59,876,176	+0.39(+1.58%)
Mar 28, 2012	24.64	24.94	24.62	24.88	38,340,776	+0.27(+1.10%)
Mar 27, 2012	24.60	24.65	24.54	24.61	16,349,322	-0.01(-0.04%)
Mar 26, 2012	24.57	24.62	24.52	24.62	16,843,332	+0.14(+0.57%)
Mar 23, 2012	24.45	24.52	24.41	24.48	23,662,388	+0.02(+0.10%)
Mar 22, 2012	24.32	24.51	24.29	24.46	20,808,878	+0.10(+0.42%)
Mar 21, 2012	24.14	24.45	24.09	24.36	29,011,584	+0.18(+0.75%)
Mar 20, 2012	23.98	24.24	23.95	24.17	14,863,410	+0.06(+0.27%)
Mar 19, 2012	24.04	24.15	23.97	24.11	15,552,469	+0.08(+0.34%)
Mar 16, 2012	24.10	24.13	23.93	24.03	33,433,352	-0.06(-0.24%)
Mar 15, 2012	24.06	24.09	23.90	24.09	26,267,666	+0.04(+0.16%)
Mar 14, 2012	24.06	24.18	24.01	24.05	18,860,264	-0.01(-0.04%)
Mar 13, 2012	23.80	24.07	23.80	24.06	26,193,952	+0.12(+0.51%)
Mar 12, 2012	23.71	24.00	23.66	23.94	26,586,218	+0.22(+0.92%)
Mar 09, 2012	23.69	23.80	23.65	23.72	53,840,400	+0.08(+0.35%)
Mar 08, 2012	23.61	23.71	23.58	23.64	49,462,440	+0.16(+0.70%)
Mar 07, 2012	23.46	23.52	23.37	23.47	16,021,582	+0.01(+0.04%)
Mar 06, 2012	23.48	23.57	23.42	23.46	19,254,184	-0.16(-0.68%)
Mar 05, 2012	23.55	23.66	23.54	23.62	15,091,828	+0.02(+0.07%)
Mar 02, 2012	23.68	23.75	23.53	23.61	17,578,642	-0.14(-0.60%)
Mar 01, 2012	23.84	23.87	23.68	23.75	22,412,644	-0.09(-0.37%)
Feb 29, 2012	23.51	23.88	23.51	23.84	34,291,260	+0.34(+1.47%)
Feb 28, 2012	23.53	23.58	23.48	23.49	13,260,198	+0.01(+0.03%)
Feb 27, 2012	23.44	23.54	23.38	23.49	17,710,354	-0.06(-0.25%)
Feb 24, 2012	23.66	23.71	23.49	23.54	18,295,300	-0.06(-0.26%)
Feb 23, 2012	23.57	23.65	23.52	23.61	16,294,638	-0.02(-0.10%)
Feb 22, 2012	23.41	23.66	23.41	23.63	20,172,434	+0.15(+0.62%)
Feb 21, 2012	23.50	23.56	23.37	23.48	19,677,088	-0.08(-0.33%)
Feb 17, 2012	23.57	23.60	23.41	23.56	21,748,158	+0.06(+0.28%)
Feb 16, 2012	23.41	23.54	23.35	23.50	17,220,490	+0.16(+0.67%)
Feb 15, 2012	23.62	23.63	23.28	23.34	21,652,916	-0.17(-0.73%)
Feb 14, 2012	23.36	23.52	23.24	23.51	18,457,422	+0.16(+0.67%)
Feb 13, 2012	23.35	23.41	23.23	23.35	16,252,052	+0.17(+0.74%)
Feb 10, 2012	23.04	23.18	23.00	23.18	16,114,069	-0.01(-0.04%)
Feb 09, 2012	23.33	23.34	23.12	23.19	23,901,666	-0.12(-0.53%)
Feb 08, 2012	23.49	23.49	23.27	23.32	23,997,818	-0.08(-0.32%)
Feb 07, 2012	23.23	23.70	23.08	23.39	35,512,804	+0.18(+0.76%)
Feb 06, 2012	23.15	23.28	23.10	23.21	21,367,106	-0.02(-0.07%)
Feb 03, 2012	23.29	23.37	23.15	23.23	24,260,564	+0.09(+0.37%)
Feb 02, 2012	23.23	23.28	23.12	23.14	19,269,146	-0.01(-0.03%)
Feb 01, 2012	23.16	23.32	23.13	23.15	21,852,496	+0.11(+0.47%)
Jan 31, 2012	23.20	23.20	22.92	23.04	19,838,936	+0.02(+0.10%)
Jan 30, 2012	22.96	23.06	22.87	23.02	15,519,475	+0.01(+0.03%)
Jan 27, 2012	23.17	23.25	22.94	23.01	24,654,986	-0.19(-0.84%)
Jan 26, 2012	23.41	23.41	23.12	23.21	21,495,982	-0.14(-0.61%)
Jan 25, 2012	23.17	23.37	23.05	23.35	21,212,224	+0.18(+0.78%)
Jan 24, 2012	23.26	23.37	23.10	23.17	21,615,384	-0.21(-0.92%)
Jan 23, 2012	23.20	23.41	23.17	23.38	20,226,254	+0.15(+0.65%)
Jan 20, 2012	23.05	23.24	23.00	23.23	28,093,616	+0.22(+0.95%)
Jan 19, 2012	23.08	23.11	22.95	23.02	19,847,540	-0.05(-0.21%)
Jan 18, 2012	23.02	23.14	22.92	23.06	19,462,782	+0.08(+0.36%)
Jan 17, 2012	23.11	23.16	22.97	22.98	22,825,604	+0.12(+0.54%)
Jan 13, 2012	22.98	23.01	22.71	22.86	29,296,578	-0.20(-0.86%)
Jan 12, 2012	23.35	23.37	22.98	23.06	22,328,768	-0.17(-0.72%)
Jan 11, 2012	23.33	23.47	23.05	23.22	34,156,976	-0.44(-1.85%)
Jan 10, 2012	23.70	23.72	23.58	23.66	18,997,192	+0.14(+0.59%)
Jan 09, 2012	23.54	23.60	23.48	23.52	15,419,439	+0.00(+0.00%)
Jan 06, 2012	23.70	23.76	23.41	23.52	19,996,752	-0.15(-0.63%)
Jan 05, 2012	23.80	23.84	23.66	23.67	20,936,214	-0.11(-0.47%)
Jan 04, 2012	23.85	23.91	23.71	23.78	20,865,116	-0.09(-0.39%)
Dec 30, 2011	23.96	23.97	23.87	23.87	11,521,456	-0.06(-0.27%)
Dec 29, 2011	23.75	23.95	23.72	23.94	12,707,460	+0.22(+0.94%)
Dec 28, 2011	23.82	23.90	23.68	23.72	11,873,936	-0.13(-0.53%)
Dec 27, 2011	23.82	23.95	23.82	23.84	14,582,289	-0.02(-0.09%)
Dec 23, 2011	23.62	23.87	23.62	23.86	13,562,033	+0.13(+0.53%)
Dec 21, 2011	23.38	23.82	23.31	23.74	27,404,668	+0.40(+1.71%)
Dec 20, 2011	23.16	23.42	23.14	23.34	23,169,494	+0.35(+1.53%)
Dec 19, 2011	23.02	23.16	22.94	22.99	17,235,340	-0.02(-0.10%)
Dec 16, 2011	23.02	23.11	22.95	23.01	35,105,368	+0.19(+0.82%)
Dec 15, 2011	22.83	22.99	22.79	22.82	19,589,634	+0.21(+0.95%)
Dec 14, 2011	22.61	22.83	22.54	22.61	23,096,818	-0.08(-0.33%)
Dec 13, 2011	22.89	22.95	22.62	22.68	20,919,542	-0.14(-0.61%)
Dec 12, 2011	22.95	23.03	22.63	22.82	19,606,474	-0.23(-1.01%)
Dec 09, 2011	22.90	23.12	22.83	23.06	26,813,526	+0.29(+1.26%)
Dec 08, 2011	22.76	22.94	22.71	22.77	23,605,824	-0.02(-0.07%)
Dec 07, 2011	22.71	22.89	22.59	22.79	24,665,888	+0.03(+0.15%)
Dec 06, 2011	22.69	22.87	22.57	22.75	24,516,338	+0.13(+0.56%)
Dec 05, 2011	22.84	22.93	22.48	22.63	26,310,514	-0.02(-0.11%)
Dec 02, 2011	23.02	23.05	22.58	22.65	31,022,336	-0.15(-0.67%)
Dec 01, 2011	22.86	23.06	22.75	22.80	22,608,720	-0.14(-0.60%)
Nov 30, 2011	22.98	23.19	22.77	22.94	37,057,112	+0.35(+1.57%)
Nov 29, 2011	22.24	22.69	22.18	22.59	31,733,566	+0.43(+1.93%)
Nov 28, 2011	22.19	22.35	22.01	22.16	31,351,446	+0.15(+0.66%)
Nov 25, 2011	22.15	22.22	22.01	22.01	11,136,643	-0.04(-0.20%)
Nov 23, 2011	22.26	22.27	22.03	22.05	20,720,806	-0.37(-1.67%)
Nov 22, 2011	22.31	22.56	22.28	22.43	17,335,280	+0.01(+0.03%)
Nov 21, 2011	22.67	22.74	22.23	22.42	27,336,676	-0.49(-2.14%)
Nov 18, 2011	22.85	23.02	22.75	22.91	27,483,968	+0.26(+1.16%)
Nov 17, 2011	22.76	22.91	22.47	22.65	25,688,128	-0.13(-0.58%)
Nov 16, 2011	23.01	23.05	22.75	22.78	26,150,054	-0.34(-1.46%)
Nov 15, 2011	23.04	23.27	22.94	23.12	17,967,750	+0.07(+0.31%)
Nov 14, 2011	23.05	23.11	22.92	23.05	13,865,904	-0.11(-0.48%)
Nov 11, 2011	23.11	23.33	23.10	23.16	18,946,000	+0.25(+1.08%)
Nov 10, 2011	22.99	23.03	22.75	22.91	23,826,680	+0.12(+0.54%)
Nov 09, 2011	23.07	23.12	22.73	22.79	26,825,434	-0.55(-2.36%)
Nov 08, 2011	23.22	23.36	23.05	23.34	17,741,114	+0.15(+0.65%)
Nov 07, 2011	23.00	23.21	22.87	23.19	18,403,214	+0.15(+0.63%)
Nov 04, 2011	23.11	23.17	22.88	23.04	22,320,374	-0.30(-1.27%)
Nov 03, 2011	23.15	23.40	23.12	23.34	25,535,246	+0.30(+1.30%)
Nov 02, 2011	22.92	23.14	22.90	23.04	21,380,758	+0.25(+1.09%)
Nov 01, 2011	22.82	22.95	22.70	22.79	34,845,852	-0.44(-1.87%)
Oct 31, 2011	23.34	23.48	23.22	23.23	27,939,260	-0.21(-0.88%)
Oct 28, 2011	23.30	23.45	23.25	23.44	25,453,038	+0.12(+0.53%)
Oct 27, 2011	23.44	23.49	23.15	23.31	39,274,184	+0.37(+1.63%)
Oct 26, 2011	22.88	22.96	22.58	22.94	23,590,958	+0.18(+0.78%)
Oct 25, 2011	23.09	23.10	22.71	22.76	20,924,032	-0.31(-1.36%)
Oct 24, 2011	23.25	23.34	22.99	23.07	20,014,254	-0.11(-0.47%)
Oct 21, 2011	23.10	23.23	22.94	23.18	34,046,256	+0.36(+1.59%)
Oct 20, 2011	22.95	22.98	22.63	22.82	19,593,004	+0.03(+0.13%)
Oct 19, 2011	22.78	23.06	22.73	22.79	22,631,912	+0.10(+0.43%)
Oct 18, 2011	22.86	22.95	22.58	22.69	34,779,724	-0.09(-0.39%)
Oct 17, 2011	23.06	23.07	22.72	22.78	29,754,880	-0.29(-1.25%)
Oct 14, 2011	23.19	23.19	22.90	23.07	19,863,812	+0.15(+0.67%)
Oct 13, 2011	22.90	22.98	22.74	22.91	18,983,594	-0.03(-0.12%)
Oct 12, 2011	22.86	23.11	22.71	22.94	25,809,316	+0.23(+1.02%)
Oct 11, 2011	22.69	22.85	22.64	22.71	16,396,430	-0.03(-0.15%)
Oct 10, 2011	22.63	22.76	22.45	22.75	18,168,742	+0.34(+1.52%)
Oct 07, 2011	22.61	22.61	22.23	22.41	27,733,158	+0.17(+0.78%)
Oct 06, 2011	22.15	22.25	21.91	22.23	37,068,200	-0.05(-0.21%)
Oct 05, 2011	22.26	22.30	21.95	22.28	33,880,356	+0.10(+0.46%)
Oct 04, 2011	22.04	22.25	21.53	22.18	45,323,716	-0.06(-0.29%)
Oct 03, 2011	22.34	22.97	22.14	22.24	56,544,672	-0.73(-3.17%)
Sep 30, 2011	23.27	23.49	22.97	22.97	36,807,772	-0.51(-2.16%)
Sep 29, 2011	23.43	23.68	23.18	23.48	31,431,602	+0.34(+1.45%)
Sep 28, 2011	23.74	23.85	23.08	23.14	27,990,088	-0.51(-2.17%)
Sep 27, 2011	23.84	23.94	23.55	23.65	32,720,718	+0.28(+1.18%)
Sep 26, 2011	23.12	23.42	23.00	23.38	35,307,412	+0.46(+1.99%)
Sep 23, 2011	22.90	23.02	22.73	22.92	35,713,736	-0.14(-0.59%)
Sep 22, 2011	22.90	23.17	22.65	23.06	53,444,588	-0.50(-2.11%)
Sep 21, 2011	24.09	24.16	23.55	23.55	34,605,684	-0.47(-1.94%)
Sep 20, 2011	24.07	24.30	23.98	24.02	26,932,492	+0.05(+0.23%)
Sep 19, 2011	23.82	24.03	23.78	23.97	42,018,156	-0.25(-1.04%)
Sep 16, 2011	24.27	24.37	24.15	24.22	50,916,732	+0.07(+0.30%)
Sep 15, 2011	23.77	24.15	23.75	24.15	31,156,956	+0.43(+1.79%)
Sep 14, 2011	23.57	23.97	23.30	23.72	32,684,790	+0.23(+0.97%)
Sep 13, 2011	23.45	23.57	23.32	23.49	31,503,678	-0.02(-0.07%)
Sep 12, 2011	23.18	23.56	23.11	23.51	43,006,372	+0.00(+0.01%)
Sep 09, 2011	23.93	23.94	23.29	23.50	48,538,628	-0.61(-2.53%)
Sep 08, 2011	23.94	24.32	23.90	24.11	36,695,572	+0.13(+0.52%)
Sep 07, 2011	23.72	24.01	23.69	23.99	31,412,458	+0.46(+1.97%)
Sep 06, 2011	22.85	23.56	22.83	23.53	38,043,844	-0.10(-0.44%)
Sep 02, 2011	23.62	23.71	23.55	23.63	25,869,668	-0.24(-1.01%)
Sep 01, 2011	23.75	24.09	23.64	23.87	34,721,780	+0.00(+0.00%)
Aug 31, 2011	23.67	23.98	23.60	23.87	32,932,582	+0.20(+0.84%)
Aug 30, 2011	23.64	23.81	23.56	23.67	46,745,552	+0.04(+0.19%)
Aug 29, 2011	23.37	23.67	23.34	23.63	26,024,528	+0.42(+1.80%)
Aug 26, 2011	23.02	23.30	22.60	23.21	29,290,964	+0.18(+0.78%)
Aug 25, 2011	23.58	23.58	22.96	23.03	37,329,344	-0.58(-2.45%)
Aug 24, 2011	23.32	23.62	23.23	23.61	28,738,848	+0.21(+0.90%)
Aug 23, 2011	22.86	23.40	22.81	23.40	35,343,432	+0.61(+2.66%)
Aug 22, 2011	23.04	23.06	22.76	22.79	29,004,446	+0.06(+0.25%)
Aug 19, 2011	22.88	23.14	22.65	22.74	44,975,432	-0.22(-0.97%)
Aug 18, 2011	23.13	23.36	22.72	22.96	58,385,328	-0.52(-2.19%)
Aug 17, 2011	23.20	23.50	23.09	23.47	33,744,488	+0.38(+1.63%)
Aug 16, 2011	22.94	23.20	22.90	23.10	31,598,992	-0.01(-0.04%)
Aug 15, 2011	22.86	23.18	22.79	23.11	34,060,164	+0.36(+1.58%)
Aug 12, 2011	22.62	22.96	22.50	22.75	29,970,750	+0.23(+1.01%)
Aug 11, 2011	21.69	22.81	21.65	22.52	56,674,476	+0.85(+3.92%)
Aug 10, 2011	22.44	22.53	21.58	21.67	56,475,264	-0.92(-4.08%)
Aug 09, 2011	22.42	22.66	21.55	22.59	63,642,084	+0.53(+2.40%)
Aug 08, 2011	22.42	22.77	22.01	22.06	73,917,784	-0.56(-2.47%)
Aug 05, 2011	22.45	22.79	22.04	22.62	64,805,248	+0.32(+1.44%)
Aug 04, 2011	22.96	23.08	22.27	22.30	47,698,436	-0.87(-3.77%)
Aug 03, 2011	22.70	23.23	22.68	23.18	41,444,808	+0.45(+1.98%)
Aug 02, 2011	22.84	22.91	22.73	22.73	26,765,666	-0.22(-0.97%)
Aug 01, 2011	23.21	23.21	22.74	22.95	26,051,780	-0.09(-0.41%)
Jul 29, 2011	23.16	23.33	23.01	23.04	30,331,818	-0.27(-1.16%)
Jul 28, 2011	23.26	23.47	23.25	23.32	22,533,384	+0.04(+0.17%)
Jul 27, 2011	23.30	23.46	23.22	23.27	27,561,510	-0.17(-0.72%)
Jul 26, 2011	23.50	23.54	23.41	23.44	17,457,540	-0.02(-0.10%)
Jul 25, 2011	23.42	23.57	23.38	23.47	19,411,820	-0.16(-0.67%)
Jul 22, 2011	23.57	23.65	23.54	23.63	19,665,856	+0.13(+0.56%)
Jul 21, 2011	23.32	23.59	23.21	23.49	32,593,570	+0.16(+0.68%)
Jul 20, 2011	23.46	23.49	23.31	23.34	23,364,848	-0.15(-0.65%)
Jul 19, 2011	22.94	23.64	22.88	23.49	55,211,944	+0.75(+3.28%)
Jul 18, 2011	22.79	22.85	22.56	22.74	21,822,150	-0.14(-0.61%)
Jul 15, 2011	22.99	23.00	22.80	22.88	25,813,472	-0.05(-0.21%)
Jul 14, 2011	23.06	23.15	22.83	22.93	22,151,144	-0.13(-0.57%)
Jul 13, 2011	23.10	23.19	22.96	23.06	21,674,076	+0.07(+0.31%)
Jul 12, 2011	23.03	23.19	22.95	22.99	19,690,082	-0.08(-0.37%)
Jul 11, 2011	22.96	23.14	22.94	23.07	20,883,750	-0.20(-0.84%)
Jul 08, 2011	23.16	23.27	23.08	23.27	18,698,704	-0.02(-0.10%)
Jul 07, 2011	23.32	23.34	23.24	23.29	18,332,528	+0.07(+0.32%)
Jul 06, 2011	23.15	23.29	23.14	23.22	16,944,224	+0.08(+0.34%)
Jul 05, 2011	23.07	23.31	23.07	23.14	21,841,336	+0.07(+0.31%)
Jul 01, 2011	22.71	23.07	22.71	23.07	24,328,746	+0.27(+1.19%)
Jun 30, 2011	22.70	22.87	22.64	22.80	23,012,002	+0.20(+0.87%)
Jun 29, 2011	22.43	22.64	22.42	22.60	25,138,118	+0.23(+1.03%)
Jun 28, 2011	22.20	22.40	22.14	22.37	19,083,576	+0.28(+1.26%)
Jun 27, 2011	21.97	22.18	21.97	22.10	21,806,514	+0.09(+0.43%)
Jun 24, 2011	22.05	22.15	21.93	22.00	47,329,600	-0.02(-0.08%)
Jun 23, 2011	22.34	22.35	21.83	22.02	39,057,020	-0.48(-2.14%)
Jun 22, 2011	22.46	22.64	22.40	22.50	23,189,540	+0.05(+0.21%)
Jun 21, 2011	22.40	22.46	22.29	22.45	21,049,966	+0.15(+0.65%)
Jun 20, 2011	22.36	22.36	22.28	22.31	16,367,328	+0.07(+0.32%)
Jun 17, 2011	22.32	22.44	22.23	22.23	31,492,016	+0.04(+0.20%)
Jun 16, 2011	22.01	22.28	21.96	22.19	22,930,656	+0.18(+0.80%)
Jun 15, 2011	22.16	22.19	21.90	22.01	24,168,482	-0.22(-0.98%)
Jun 14, 2011	22.16	22.31	22.13	22.23	20,725,350	+0.17(+0.75%)
Jun 13, 2011	22.06	22.11	21.95	22.06	28,157,696	-0.01(-0.05%)
Jun 10, 2011	22.17	22.22	22.03	22.08	20,738,268	-0.17(-0.76%)
Jun 09, 2011	22.09	22.39	22.04	22.25	19,418,378	+0.17(+0.75%)
Jun 08, 2011	22.02	22.12	21.97	22.08	17,405,568	+0.07(+0.31%)
Jun 07, 2011	22.12	22.19	22.01	22.01	17,079,514	-0.07(-0.34%)
Jun 06, 2011	22.12	22.20	22.07	22.09	15,469,155	-0.04(-0.17%)
Jun 03, 2011	22.04	22.23	22.02	22.12	19,160,530	-0.66(-2.88%)
May 24, 2011	22.84	22.88	22.69	22.78	16,114,348	-0.01(-0.03%)
May 23, 2011	22.82	22.92	22.68	22.79	19,604,706	-0.27(-1.19%)
May 20, 2011	23.07	23.13	22.92	23.06	19,219,986	-0.05(-0.23%)
May 19, 2011	23.10	23.19	22.96	23.11	19,209,708	+0.05(+0.23%)
May 18, 2011	22.96	23.08	22.84	23.06	19,880,940	+0.10(+0.46%)
May 17, 2011	22.87	23.02	22.79	22.95	19,685,394	+0.05(+0.24%)
May 16, 2011	22.99	23.04	22.86	22.90	18,322,356	-0.12(-0.51%)
May 13, 2011	23.05	23.22	22.96	23.02	23,721,208	-0.04(-0.19%)
May 12, 2011	22.74	23.10	22.68	23.06	25,306,816	+0.33(+1.47%)
May 11, 2011	22.72	22.85	22.59	22.73	16,618,311	-0.01(-0.03%)
May 10, 2011	22.62	22.78	22.61	22.74	16,468,990	+0.13(+0.58%)
May 09, 2011	22.57	22.71	22.56	22.60	13,159,469	+0.02(+0.07%)
May 06, 2011	22.77	22.82	22.53	22.59	25,265,072	+0.07(+0.30%)
May 05, 2011	22.86	22.87	22.42	22.52	21,060,144	-0.26(-1.13%)
May 04, 2011	22.91	22.93	22.69	22.78	20,064,626	-0.14(-0.62%)
May 03, 2011	22.86	22.92	22.81	22.92	15,620,066	+0.05(+0.24%)

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