Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	37.12	37.16	36.48	36.58	7,948,338	-0.38(-1.02%)
May 23, 2011	36.62	37.21	36.49	36.96	7,711,461	-0.13(-0.35%)
May 20, 2011	37.45	37.48	36.81	37.09	8,861,063	-0.36(-0.95%)
May 19, 2011	37.40	37.71	36.96	37.45	8,930,962	+0.37(+1.00%)
May 18, 2011	36.22	37.19	35.98	37.08	11,081,133	+0.86(+2.37%)
May 17, 2011	36.36	36.55	36.05	36.22	11,296,929	-0.25(-0.68%)
May 16, 2011	36.64	36.84	36.41	36.47	8,572,308	-0.24(-0.65%)
May 13, 2011	37.27	37.39	36.42	36.71	12,110,094	-0.49(-1.31%)
May 12, 2011	37.10	37.40	36.68	37.19	9,523,756	-0.17(-0.46%)
May 11, 2011	37.88	37.89	37.29	37.36	9,963,791	-0.37(-0.97%)
May 10, 2011	38.51	38.51	37.71	37.73	11,314,010	-0.55(-1.44%)
May 09, 2011	38.04	38.49	37.55	38.28	6,391,186	+0.35(+0.93%)
May 06, 2011	38.24	38.50	37.75	37.93	9,933,400	+0.43(+1.14%)
May 05, 2011	37.89	38.21	37.19	37.50	11,836,968	-0.55(-1.45%)
May 04, 2011	38.77	39.13	37.96	38.05	13,134,032	-0.72(-1.85%)
May 03, 2011	40.12	40.20	38.68	38.77	19,046,124	-2.67(-6.45%)
May 02, 2011	41.35	41.46	41.34	41.44	7,277,976	+0.03(+0.07%)
Apr 29, 2011	41.03	41.46	41.01	41.41	5,755,783	+0.49(+1.20%)
Apr 28, 2011	40.95	41.08	40.70	40.92	4,030,115	+0.01(+0.03%)
Apr 27, 2011	41.02	41.09	40.12	40.91	6,175,509	+0.31(+0.76%)
Apr 26, 2011	40.14	40.99	40.14	40.60	5,038,705	+0.70(+1.76%)
Apr 25, 2011	40.12	40.17	39.75	39.90	4,710,601	-0.40(-1.00%)
Apr 21, 2011	40.00	40.33	39.75	40.30	6,841,736	+0.58(+1.46%)
Apr 20, 2011	39.64	39.77	39.12	39.72	7,961,368	+1.06(+2.75%)
Apr 19, 2011	38.70	38.76	38.28	38.66	6,608,851	+0.12(+0.30%)
Apr 18, 2011	38.80	38.80	37.97	38.54	5,975,901	-0.67(-1.72%)
Apr 15, 2011	39.37	39.65	39.19	39.22	6,566,655	+0.10(+0.24%)
Apr 14, 2011	38.75	39.20	38.46	39.12	4,556,463	+0.12(+0.30%)
Apr 13, 2011	39.22	39.22	38.74	39.00	4,000,473	+0.05(+0.14%)
Apr 12, 2011	38.96	39.05	38.66	38.95	6,192,036	-0.33(-0.83%)
Apr 11, 2011	39.37	39.58	39.09	39.28	3,983,614	-0.08(-0.19%)
Apr 08, 2011	39.91	40.05	39.15	39.35	3,661,735	-0.36(-0.91%)
Apr 07, 2011	39.80	40.04	39.53	39.71	4,684,035	-0.19(-0.48%)
Apr 06, 2011	40.33	40.38	39.71	39.90	5,679,773	-0.26(-0.64%)
Apr 05, 2011	39.97	40.37	39.77	40.16	5,883,204	+0.10(+0.24%)
Apr 04, 2011	40.27	40.50	40.01	40.07	6,020,879	-0.14(-0.34%)
Apr 01, 2011	40.11	40.37	39.86	40.20	6,370,052	+0.39(+0.98%)
Mar 31, 2011	39.53	40.13	39.33	39.82	10,571,526	+0.70(+1.78%)
Mar 30, 2011	39.19	39.49	38.99	39.12	9,791,497	+0.20(+0.53%)
Mar 29, 2011	38.91	38.96	38.31	38.92	10,884,468	-0.07(-0.17%)
Mar 28, 2011	39.74	39.77	38.96	38.98	11,869,432	-0.42(-1.06%)
Mar 25, 2011	39.41	39.52	39.22	39.40	4,415,510	+0.13(+0.33%)
Mar 24, 2011	39.26	39.44	38.96	39.27	6,142,768	+0.25(+0.63%)
Mar 23, 2011	39.01	39.15	38.64	39.03	6,008,396	-0.10(-0.26%)
Mar 22, 2011	39.54	39.60	38.90	39.13	6,305,325	-0.49(-1.24%)
Mar 21, 2011	39.72	39.81	39.54	39.62	4,114,852	+0.68(+1.75%)
Mar 18, 2011	39.31	39.57	38.60	38.94	11,386,039	-0.06(-0.16%)
Mar 17, 2011	38.98	39.47	38.71	39.00	5,413,830	+0.60(+1.56%)
Mar 16, 2011	39.52	39.60	38.06	38.40	11,154,421	-1.25(-3.15%)
Mar 15, 2011	39.26	39.90	39.20	39.65	5,571,712	-0.50(-1.26%)
Mar 14, 2011	40.23	40.52	39.71	40.15	4,625,933	-0.33(-0.82%)
Mar 11, 2011	40.03	40.68	39.88	40.48	3,702,466	+0.35(+0.88%)
Mar 10, 2011	40.54	40.54	39.91	40.13	6,027,117	-0.81(-1.98%)
Mar 09, 2011	40.90	41.17	40.58	40.94	3,191,398	-0.05(-0.12%)
Mar 08, 2011	40.23	41.14	39.96	40.99	5,423,194	+0.73(+1.81%)
Mar 07, 2011	40.91	41.09	40.06	40.26	3,928,682	-0.45(-1.10%)
Mar 04, 2011	41.12	41.23	40.33	40.71	4,135,804	-0.54(-1.31%)
Mar 03, 2011	40.66	41.33	40.54	41.25	4,109,450	+1.04(+2.59%)
Mar 02, 2011	39.73	40.56	39.62	40.20	6,516,212	+0.57(+1.44%)

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