Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	29.58	29.75	29.51	29.54	945,991	-0.21(-0.71%)
Apr 28, 2011	29.61	29.78	29.53	29.75	1,194,408	+0.01(+0.04%)
Apr 27, 2011	29.63	29.83	29.37	29.74	1,116,095	+0.02(+0.08%)
Apr 26, 2011	29.57	29.80	29.51	29.71	1,030,562	+0.16(+0.53%)
Apr 25, 2011	29.62	29.63	29.44	29.56	1,152,924	-0.08(-0.28%)
Apr 21, 2011	29.58	29.64	29.43	29.64	1,443,022	+0.30(+1.04%)
Apr 20, 2011	29.27	29.42	29.26	29.33	2,613,255	+0.65(+2.28%)
Apr 19, 2011	28.54	28.74	28.52	28.68	1,870,435	+0.11(+0.39%)
Apr 18, 2011	28.59	28.64	28.28	28.57	1,796,603	-0.46(-1.59%)
Apr 15, 2011	28.99	29.10	28.87	29.03	1,981,057	-0.05(-0.18%)
Apr 14, 2011	28.77	29.11	28.71	29.08	3,602,756	+0.19(+0.65%)
Apr 13, 2011	29.06	29.08	28.77	28.90	990,297	+0.23(+0.82%)
Apr 12, 2011	28.85	28.94	28.59	28.66	1,121,870	-0.46(-1.58%)
Apr 11, 2011	29.39	29.44	29.09	29.12	825,518	-0.09(-0.32%)
Apr 08, 2011	29.32	29.34	29.09	29.22	1,550,370	+0.27(+0.95%)
Apr 07, 2011	29.02	29.13	28.78	28.94	1,444,504	-0.08(-0.26%)
Apr 06, 2011	28.95	29.10	28.92	29.02	3,634,631	+0.39(+1.35%)
Apr 05, 2011	28.44	28.74	28.44	28.63	2,523,381	+0.01(+0.02%)
Apr 04, 2011	28.57	28.63	28.47	28.63	1,614,700	+0.09(+0.33%)
Apr 01, 2011	28.39	28.60	28.31	28.53	2,118,196	+0.31(+1.10%)
Mar 31, 2011	28.06	28.31	28.06	28.22	1,473,770	+0.12(+0.44%)
Mar 30, 2011	27.99	28.21	27.98	28.10	1,425,780	+0.39(+1.39%)
Mar 29, 2011	27.43	27.74	27.34	27.72	1,220,874	+0.39(+1.43%)
Mar 28, 2011	27.41	27.52	27.32	27.32	1,603,259	-0.11(-0.38%)
Mar 25, 2011	27.42	27.53	27.31	27.43	1,110,546	+0.05(+0.17%)
Mar 24, 2011	27.22	27.43	27.10	27.38	1,487,070	+0.44(+1.63%)
Mar 23, 2011	26.70	27.03	26.63	26.94	1,807,972	+0.27(+1.03%)
Mar 22, 2011	26.66	26.75	26.62	26.67	800,994	-0.01(-0.02%)
Mar 21, 2011	26.62	26.70	26.61	26.68	1,456,152	+0.62(+2.38%)
Mar 18, 2011	26.09	26.13	25.96	26.06	2,578,771	+0.51(+2.01%)
Mar 17, 2011	25.67	25.72	25.36	25.54	2,432,653	+0.35(+1.40%)
Mar 16, 2011	25.81	25.90	25.12	25.19	7,021,333	-0.70(-2.71%)
Mar 15, 2011	25.72	26.03	25.71	25.89	4,563,877	-0.74(-2.79%)
Mar 14, 2011	26.49	26.67	26.37	26.63	2,362,075	-0.27(-1.02%)
Mar 11, 2011	26.48	26.99	26.43	26.91	1,687,849	+0.24(+0.90%)
Mar 10, 2011	26.89	26.89	26.65	26.67	4,224,809	-0.76(-2.77%)
Mar 09, 2011	27.46	27.52	27.32	27.43	1,152,210	-0.13(-0.49%)
Mar 08, 2011	27.35	27.67	27.26	27.56	1,069,981	+0.37(+1.38%)
Mar 07, 2011	27.51	27.59	27.05	27.19	1,371,624	-0.33(-1.19%)
Mar 04, 2011	27.69	27.69	27.32	27.52	1,240,663	-0.15(-0.53%)
Mar 03, 2011	27.53	27.66	27.45	27.66	1,073,478	+0.25(+0.92%)
Mar 02, 2011	27.25	27.48	27.25	27.41	1,551,815	+0.26(+0.97%)
Mar 01, 2011	27.64	27.64	27.13	27.15	1,446,966	-0.44(-1.61%)
Feb 28, 2011	27.58	27.65	27.47	27.59	1,466,931	+0.06(+0.23%)
Feb 25, 2011	27.36	27.54	27.32	27.53	1,045,705	+0.59(+2.19%)
Feb 24, 2011	27.01	27.09	26.73	26.94	1,214,308	+0.01(+0.02%)
Feb 23, 2011	26.94	27.03	26.69	26.93	2,866,635	+0.09(+0.35%)
Feb 22, 2011	27.18	27.29	26.77	26.84	2,209,852	-1.01(-3.63%)
Feb 18, 2011	27.78	27.93	27.74	27.85	884,073	+0.01(+0.02%)
Feb 17, 2011	27.60	27.88	27.55	27.84	1,282,245	+0.16(+0.57%)
Feb 16, 2011	27.48	27.73	27.47	27.69	1,656,501	+0.28(+1.02%)
Feb 15, 2011	27.48	27.52	27.37	27.41	1,073,526	-0.19(-0.68%)
Feb 14, 2011	27.54	27.63	27.51	27.59	1,179,041	+0.09(+0.32%)
Feb 11, 2011	27.24	27.54	27.20	27.51	5,774,702	+0.06(+0.21%)
Feb 10, 2011	27.32	27.52	27.28	27.45	2,173,761	-0.16(-0.59%)
Feb 09, 2011	27.73	27.78	27.53	27.61	2,215,223	-0.35(-1.25%)
Feb 08, 2011	27.88	28.01	27.77	27.96	1,439,927	+0.03(+0.10%)
Feb 07, 2011	27.97	28.02	27.85	27.93	1,318,168	-0.02(-0.08%)
Feb 04, 2011	28.03	28.03	27.76	27.95	909,414	+0.21(+0.76%)
Feb 03, 2011	27.63	27.75	27.45	27.74	1,176,150	+0.27(+1.00%)
Feb 02, 2011	27.47	27.55	27.42	27.47	942,265	-0.04(-0.15%)
Feb 01, 2011	27.28	27.64	27.25	27.51	2,133,505	+0.45(+1.66%)
Jan 31, 2011	26.94	27.11	26.80	27.06	3,943,607	+0.23(+0.85%)
Jan 28, 2011	27.28	27.35	26.63	26.83	5,162,301	-0.47(-1.71%)
Jan 27, 2011	27.35	27.39	27.22	27.30	1,087,286	-0.09(-0.34%)
Jan 26, 2011	27.37	27.46	27.25	27.39	1,554,653	+0.19(+0.71%)
Jan 25, 2011	27.07	27.21	26.91	27.20	1,679,140	-0.12(-0.43%)
Jan 24, 2011	27.08	27.37	27.03	27.32	1,284,462	+0.33(+1.21%)
Jan 21, 2011	27.13	27.18	26.97	26.99	1,144,643	-0.04(-0.15%)
Jan 20, 2011	27.09	27.12	26.81	27.03	2,412,710	-0.40(-1.47%)
Jan 19, 2011	27.69	27.72	27.36	27.43	1,635,804	-0.09(-0.32%)
Jan 18, 2011	27.41	27.53	27.38	27.52	1,205,414	+0.20(+0.75%)
Jan 14, 2011	27.20	27.35	27.17	27.32	2,854,777	-0.02(-0.06%)
Jan 13, 2011	27.41	27.48	27.24	27.34	2,582,978	+0.11(+0.41%)
Jan 12, 2011	27.21	27.25	27.07	27.22	3,506,573	+0.29(+1.08%)
Jan 11, 2011	26.93	26.97	26.82	26.93	3,748,487	+0.04(+0.13%)
Jan 10, 2011	26.74	26.92	26.65	26.90	2,463,070	-0.05(-0.20%)
Jan 07, 2011	27.07	27.11	26.72	26.95	3,911,388	-0.11(-0.39%)
Jan 06, 2011	27.21	27.27	26.99	27.06	2,008,270	-0.22(-0.81%)
Jan 05, 2011	27.03	27.31	27.03	27.28	1,017,968	-0.05(-0.19%)
Jan 04, 2011	27.52	27.52	27.09	27.33	2,612,864	-0.35(-1.27%)
Jan 03, 2011	27.66	27.85	27.66	27.68	1,482,962	+0.23(+0.85%)
Dec 31, 2010	27.25	27.48	27.22	27.45	791,145	-0.01(-0.02%)
Dec 30, 2010	27.44	27.48	27.33	27.45	723,414	+0.03(+0.11%)
Dec 29, 2010	27.35	27.47	27.34	27.42	840,659	+0.24(+0.88%)
Dec 28, 2010	27.41	27.41	27.16	27.18	496,089	+0.09(+0.32%)
Dec 27, 2010	26.91	27.14	26.91	27.10	834,213	+0.03(+0.11%)
Dec 23, 2010	27.00	27.13	27.00	27.07	1,142,426	+0.01(+0.02%)
Dec 22, 2010	26.98	27.08	26.96	27.06	994,506	+0.13(+0.50%)
Dec 21, 2010	26.90	26.97	26.87	26.93	1,194,013	+0.28(+1.04%)
Dec 20, 2010	26.65	26.69	26.49	26.65	874,552	+0.00(+0.00%)
Dec 17, 2010	26.61	26.66	26.48	26.65	747,954	-0.07(-0.28%)
Dec 16, 2010	26.61	26.72	26.49	26.72	2,038,186	+0.19(+0.71%)
Dec 15, 2010	26.80	26.87	26.51	26.53	1,581,199	-0.51(-1.90%)
Dec 14, 2010	27.07	27.23	27.00	27.05	1,538,932	+0.05(+0.17%)
Dec 13, 2010	27.01	27.14	26.92	27.00	1,566,942	+0.24(+0.90%)
Dec 10, 2010	26.69	26.76	26.61	26.76	1,135,247	+0.17(+0.62%)
Dec 09, 2010	26.71	26.73	26.47	26.60	3,732,186	+0.18(+0.67%)
Dec 08, 2010	26.48	26.57	26.26	26.42	1,224,306	-0.15(-0.56%)
Dec 07, 2010	26.97	26.98	26.57	26.57	1,165,768	+0.06(+0.24%)
Dec 06, 2010	26.49	26.59	26.49	26.51	4,675,720	-0.25(-0.94%)
Dec 03, 2010	26.51	26.80	26.51	26.76	1,547,192	+0.17(+0.62%)
Dec 02, 2010	26.24	26.67	26.21	26.59	1,458,882	+0.45(+1.71%)
Dec 01, 2010	26.00	26.18	25.95	26.15	2,298,398	+0.70(+2.76%)
Nov 30, 2010	25.33	25.61	25.28	25.44	2,192,431	-0.22(-0.87%)
Nov 29, 2010	25.42	25.72	25.30	25.66	2,309,610	+0.21(+0.83%)
Nov 26, 2010	25.50	25.59	25.42	25.45	1,034,242	-0.58(-2.22%)
Nov 24, 2010	25.95	26.03	26.03	26.03	1,786,932	+0.57(+2.22%)
Nov 23, 2010	25.59	25.69	25.36	25.46	3,021,043	-0.89(-3.38%)
Nov 22, 2010	26.29	26.36	25.99	26.36	1,781,699	-0.10(-0.39%)
Nov 19, 2010	26.35	26.48	26.17	26.46	2,881,544	-0.27(-1.01%)
Nov 18, 2010	26.59	26.79	26.58	26.73	1,776,124	+0.57(+2.16%)
Nov 17, 2010	26.12	26.25	26.03	26.16	3,204,054	+0.01(+0.02%)
Nov 16, 2010	26.43	26.51	26.00	26.16	3,456,126	-0.53(-1.97%)
Nov 15, 2010	26.87	26.96	26.65	26.68	1,494,088	-0.01(-0.04%)
Nov 12, 2010	26.89	27.05	26.52	26.69	1,681,712	-0.53(-1.95%)
Nov 11, 2010	27.24	27.24	27.07	27.23	2,901,547	-0.26(-0.94%)
Nov 10, 2010	27.31	27.50	27.07	27.48	2,189,776	+0.14(+0.50%)
Nov 09, 2010	27.85	27.87	27.25	27.35	2,911,486	-0.46(-1.67%)
Nov 08, 2010	27.75	27.87	27.63	27.81	2,687,075	-0.16(-0.57%)
Nov 05, 2010	27.89	28.03	27.83	27.97	3,263,548	+0.03(+0.12%)
Nov 04, 2010	27.64	27.94	27.64	27.94	3,010,235	+0.79(+2.93%)
Nov 03, 2010	26.91	27.14	26.61	27.14	2,493,380	+0.35(+1.30%)
Nov 02, 2010	26.80	26.88	26.78	26.79	2,038,333	+0.45(+1.72%)
Nov 01, 2010	26.44	26.61	26.22	26.34	3,168,187	+0.27(+1.05%)
Oct 29, 2010	25.93	26.07	25.88	26.07	1,396,090	+0.06(+0.22%)
Oct 28, 2010	26.19	26.23	25.92	26.01	8,051,621	+0.13(+0.51%)
Oct 27, 2010	25.84	25.91	25.56	25.88	2,087,236	-0.70(-2.65%)
Oct 25, 2010	26.70	26.86	26.57	26.58	3,041,204	+0.44(+1.68%)
Oct 22, 2010	26.17	26.26	26.07	26.14	1,594,904	+0.14(+0.55%)
Oct 21, 2010	26.24	26.36	25.79	26.00	2,381,766	-0.26(-1.00%)
Oct 20, 2010	25.96	26.44	25.93	26.26	2,377,473	+0.50(+1.95%)
Oct 19, 2010	26.03	26.32	25.68	25.76	3,177,364	-0.94(-3.51%)
Oct 18, 2010	26.35	26.69	26.32	26.69	2,005,636	+0.18(+0.69%)
Oct 15, 2010	26.73	26.76	26.34	26.51	2,816,578	-0.05(-0.17%)
Oct 14, 2010	26.51	26.66	26.37	26.56	2,826,038	+0.14(+0.52%)
Oct 13, 2010	26.35	26.60	26.28	26.42	2,525,295	+0.20(+0.76%)
Oct 12, 2010	26.08	26.26	25.87	26.22	2,713,886	-0.10(-0.37%)
Oct 11, 2010	26.36	26.46	26.29	26.32	1,232,166	-0.06(-0.24%)
Oct 08, 2010	26.38	26.44	26.05	26.38	1,357,762	+0.42(+1.63%)
Oct 07, 2010	26.35	26.37	25.95	25.96	1,501,662	-0.15(-0.59%)
Oct 06, 2010	26.01	26.19	26.01	26.11	1,911,533	+0.17(+0.64%)
Oct 05, 2010	25.64	26.01	25.60	25.95	1,993,370	+0.42(+1.66%)
Oct 04, 2010	25.62	25.69	25.34	25.52	2,409,224	-0.06(-0.22%)
Oct 01, 2010	25.58	25.61	25.34	25.58	2,448,035	+0.25(+0.97%)
Sep 30, 2010	25.58	25.67	25.17	25.33	3,620,557	-0.22(-0.85%)
Sep 29, 2010	25.63	25.67	25.48	25.55	2,336,493	-0.15(-0.58%)
Sep 28, 2010	25.57	25.78	25.34	25.70	1,994,094	+0.21(+0.83%)
Sep 27, 2010	25.46	25.65	25.45	25.49	2,026,232	+0.05(+0.20%)
Sep 24, 2010	25.35	25.49	25.28	25.44	1,787,569	+0.58(+2.32%)
Sep 23, 2010	24.83	25.08	24.79	24.86	1,690,987	-0.18(-0.73%)
Sep 22, 2010	25.08	25.26	24.97	25.04	3,333,048	+0.03(+0.14%)
Sep 21, 2010	24.98	25.14	24.82	25.01	3,736,324	-0.06(-0.25%)
Sep 20, 2010	24.81	25.14	24.78	25.07	2,771,596	+0.49(+1.98%)
Sep 17, 2010	24.58	24.75	24.52	24.58	2,513,093	-0.19(-0.76%)
Sep 15, 2010	24.60	24.80	24.53	24.77	2,495,498	+0.05(+0.21%)
Sep 14, 2010	24.52	24.84	24.44	24.72	3,173,137	+0.11(+0.44%)
Sep 13, 2010	24.56	24.65	24.50	24.61	2,491,145	+0.50(+2.09%)
Sep 10, 2010	24.06	24.14	23.98	24.11	1,546,874	+0.02(+0.10%)
Sep 09, 2010	24.24	24.26	24.05	24.09	2,266,336	+0.29(+1.23%)
Sep 08, 2010	23.73	23.93	23.72	23.80	1,360,308	+0.19(+0.79%)
Sep 07, 2010	23.71	23.75	23.56	23.61	1,816,585	-0.13(-0.57%)
Sep 03, 2010	23.80	23.84	23.61	23.74	1,666,142	+0.13(+0.56%)
Sep 02, 2010	23.49	23.61	23.38	23.61	2,094,548	+0.10(+0.44%)
Sep 01, 2010	23.17	23.59	23.17	23.51	2,090,038	+1.02(+4.53%)
Aug 31, 2010	22.48	22.64	22.34	22.49	12,293	-0.01(-0.03%)
Aug 30, 2010	22.60	22.70	22.46	22.50	1,446,909	-0.10(-0.46%)
Aug 27, 2010	22.60	22.67	22.05	22.60	2,321,884	+0.54(+2.46%)
Aug 26, 2010	22.19	22.33	21.97	22.06	1,860,888	+0.06(+0.29%)
Aug 25, 2010	21.75	22.05	21.61	21.99	1,998,762	+0.03(+0.13%)
Aug 24, 2010	21.98	22.11	21.80	21.96	2,070,589	-0.40(-1.79%)
Aug 23, 2010	22.55	22.71	22.37	22.37	1,617,054	-0.09(-0.38%)
Aug 20, 2010	22.34	22.47	22.22	22.45	1,144,006	-0.06(-0.25%)
Aug 19, 2010	22.71	22.81	22.35	22.51	1,790,800	-0.30(-1.30%)
Aug 18, 2010	22.87	22.93	22.69	22.81	1,331,051	-0.13(-0.57%)
Aug 17, 2010	22.89	23.09	22.83	22.94	1,235,209	+0.30(+1.34%)
Aug 16, 2010	22.47	22.71	22.37	22.63	1,428,969	+0.15(+0.69%)
Aug 13, 2010	22.48	22.65	22.35	22.48	1,777,332	+0.15(+0.69%)
Aug 12, 2010	22.18	22.42	22.09	22.33	1,320,031	-0.05(-0.23%)
Aug 11, 2010	22.60	22.63	22.35	22.38	1,792,124	-0.94(-4.02%)
Aug 10, 2010	23.18	23.41	23.02	23.31	2,606,506	-0.31(-1.31%)
Aug 09, 2010	23.65	23.71	23.55	23.62	1,270,999	+0.19(+0.83%)
Aug 06, 2010	23.43	23.43	23.10	23.43	1,429,903	+0.02(+0.07%)
Aug 05, 2010	23.37	23.42	23.25	23.41	1,536,609	-0.10(-0.41%)
Aug 04, 2010	23.46	23.57	23.35	23.51	2,945,799	+0.10(+0.42%)
Aug 03, 2010	23.44	23.53	23.25	23.41	1,749,037	-0.17(-0.70%)
Aug 02, 2010	23.41	23.67	23.35	23.58	2,921,735	+0.69(+3.02%)
Jul 30, 2010	22.89	23.01	22.59	22.89	1,572,174	+0.04(+0.18%)
Jul 29, 2010	23.02	23.08	22.64	22.85	1,548,679	+0.17(+0.76%)
Jul 28, 2010	22.73	22.79	22.59	22.67	2,790,426	-0.20(-0.88%)
Jul 27, 2010	23.02	23.02	22.72	22.87	1,266,400	-0.09(-0.40%)
Jul 26, 2010	22.67	22.98	22.63	22.97	2,849,688	+0.30(+1.31%)
Jul 23, 2010	22.39	22.68	22.33	22.67	1,266,932	+0.38(+1.69%)
Jul 22, 2010	22.13	22.45	22.08	22.29	1,703,586	+0.57(+2.63%)
Jul 21, 2010	22.15	22.15	21.59	21.72	5,761,577	-0.47(-2.14%)
Jul 20, 2010	21.58	22.23	21.58	22.19	1,457,338	+0.62(+2.86%)
Jul 19, 2010	21.54	21.66	21.35	21.58	1,162,093	+0.11(+0.51%)
Jul 16, 2010	21.47	21.88	21.40	21.47	1,699,606	-0.45(-2.06%)
Jul 15, 2010	22.08	22.15	21.73	21.92	1,509,846	-0.22(-0.98%)
Jul 14, 2010	22.06	22.27	21.99	22.14	1,494,548	+0.05(+0.23%)
Jul 13, 2010	21.96	22.18	21.91	22.09	1,812,162	+0.27(+1.26%)
Jul 12, 2010	21.75	21.91	21.68	21.81	801,873	-0.10(-0.47%)
Jul 09, 2010	21.91	21.94	21.69	21.91	1,030,217	+0.20(+0.92%)
Jul 08, 2010	21.70	21.84	21.49	21.71	1,786,763	+0.33(+1.52%)
Jul 07, 2010	20.79	21.39	20.79	21.39	1,836,948	+0.53(+2.55%)
Jul 06, 2010	21.00	21.21	20.69	20.86	2,647,426	+0.34(+1.67%)
Jul 02, 2010	20.51	20.78	20.37	20.51	1,782,195	+0.03(+0.14%)
Jul 01, 2010	20.50	20.55	20.08	20.48	4,641,008	+0.05(+0.22%)
Jun 30, 2010	20.57	20.80	20.39	20.44	2,951,428	-0.18(-0.86%)
Jun 29, 2010	20.96	21.03	20.52	20.62	2,761,832	-1.14(-5.23%)
Jun 25, 2010	21.75	21.84	21.39	21.75	1,440,980	+0.18(+0.85%)
Jun 24, 2010	21.77	21.82	21.51	21.57	2,213,758	-0.40(-1.82%)
Jun 23, 2010	22.12	22.15	21.74	21.97	2,178,431	-0.04(-0.19%)
Jun 22, 2010	22.39	22.42	21.92	22.01	1,697,912	-0.36(-1.59%)
Jun 21, 2010	22.57	22.71	22.22	22.37	3,204,029	+0.36(+1.61%)
Jun 18, 2010	22.01	22.21	22.01	22.01	1,218,669	+0.06(+0.26%)
Jun 17, 2010	22.03	22.06	21.72	21.96	1,642,009	-0.06(-0.28%)
Jun 16, 2010	21.85	22.12	21.83	22.02	1,717,069	-0.08(-0.38%)
Jun 15, 2010	21.71	22.18	21.69	22.10	3,261,390	+0.55(+2.56%)
Jun 14, 2010	21.85	21.99	21.55	21.55	3,464,790	+0.06(+0.26%)
Jun 11, 2010	21.04	21.51	21.04	21.50	1,819,691	+0.11(+0.53%)
Jun 10, 2010	21.19	21.43	21.14	21.38	2,380,013	+0.95(+4.63%)
Jun 09, 2010	20.62	20.93	20.37	20.44	2,593,180	+0.02(+0.08%)
Jun 08, 2010	20.14	20.53	19.96	20.42	4,143,798	+0.61(+3.07%)
Jun 07, 2010	20.23	20.25	19.79	19.81	4,581,892	-0.34(-1.71%)
Jun 04, 2010	20.15	20.64	20.02	20.15	4,401,717	-0.92(-4.39%)
Jun 03, 2010	21.22	21.29	20.84	21.08	3,324,734	+0.04(+0.19%)
Jun 02, 2010	20.54	21.04	20.44	21.04	2,652,068	+0.35(+1.70%)
Jun 01, 2010	20.60	20.90	20.37	20.69	3,098,934	-0.17(-0.82%)
May 28, 2010	20.86	21.20	20.79	20.86	2,958,795	-0.34(-1.62%)
May 27, 2010	20.72	21.22	20.69	21.20	2,713,038	+1.19(+5.94%)
May 26, 2010	20.22	20.51	19.88	20.01	4,500,823	-0.15(-0.73%)
May 25, 2010	19.52	20.16	19.36	20.16	3,548	-0.17(-0.83%)
May 24, 2010	20.43	20.66	20.28	20.33	3,242,880	-0.05(-0.22%)
May 21, 2010	19.44	20.37	19.37	20.37	4,403,273	+0.81(+4.12%)
May 20, 2010	19.60	20.08	19.50	19.57	6,571,171	-1.21(-5.81%)
May 19, 2010	20.76	20.92	20.33	20.77	6,723,971	-0.52(-2.44%)
May 18, 2010	21.91	21.98	21.18	21.29	2,506,851	-0.46(-2.10%)
May 17, 2010	21.90	22.05	21.33	21.75	3,462,263	-0.16(-0.75%)
May 14, 2010	21.91	22.32	21.78	21.91	3,413,225	-0.64(-2.85%)
May 13, 2010	22.72	22.85	22.50	22.55	2,517,728	-0.18(-0.79%)
May 12, 2010	22.63	22.76	22.56	22.73	3,143,324	+0.24(+1.05%)
May 11, 2010	22.75	22.84	22.44	22.50	5,151,060	-0.45(-1.96%)
May 10, 2010	22.81	22.99	22.75	22.95	4,642,092	+1.41(+6.54%)
May 07, 2010	21.83	21.99	21.13	21.54	7,418,759	+5.18(+31.66%)
May 06, 2010	22.35	22.55	16.12	16.36	35,487	-6.38(-28.05%)
May 05, 2010	22.67	23.03	22.56	22.74	5,290,239	-0.20(-0.86%)
May 04, 2010	23.30	23.34	22.84	22.94	4,683,055	-1.18(-4.91%)

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