Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	37.12	37.15	36.48	36.58	7,949,138	-0.38(-1.02%)
May 23, 2011	36.61	37.20	36.48	36.96	7,712,237	-0.13(-0.35%)
May 20, 2011	37.44	37.48	36.80	37.09	8,861,955	-0.36(-0.95%)
May 19, 2011	37.40	37.71	36.96	37.44	8,931,861	+0.37(+1.00%)
May 18, 2011	36.22	37.18	35.98	37.07	11,082,248	+0.86(+2.37%)
May 17, 2011	36.35	36.55	36.05	36.22	11,298,066	-0.25(-0.68%)
May 16, 2011	36.64	36.83	36.41	36.46	8,573,170	-0.24(-0.65%)
May 13, 2011	37.26	37.39	36.42	36.70	12,111,313	-0.49(-1.31%)
May 12, 2011	37.10	37.40	36.68	37.19	9,524,715	-0.17(-0.46%)
May 11, 2011	37.88	37.89	37.28	37.36	9,964,794	-0.37(-0.97%)
May 10, 2011	38.51	38.51	37.71	37.73	11,315,150	-0.55(-1.44%)
May 09, 2011	38.04	38.49	37.55	38.28	6,391,830	+0.35(+0.93%)
May 06, 2011	38.24	38.50	37.75	37.92	9,934,401	+0.43(+1.14%)
May 05, 2011	37.89	38.21	37.19	37.50	11,838,161	-0.55(-1.45%)
May 04, 2011	38.76	39.12	37.95	38.05	13,135,355	-0.72(-1.85%)
May 03, 2011	40.11	40.20	38.68	38.76	19,048,044	-2.67(-6.45%)
May 02, 2011	41.34	41.46	41.34	41.43	7,278,709	+0.03(+0.07%)
Apr 29, 2011	41.02	41.45	41.00	41.41	5,756,363	+0.49(+1.20%)
Apr 28, 2011	40.95	41.07	40.70	40.92	4,030,521	+0.01(+0.03%)
Apr 27, 2011	41.02	41.09	40.11	40.90	6,176,131	+0.31(+0.76%)
Apr 26, 2011	40.14	40.98	40.14	40.60	5,039,212	+0.70(+1.76%)
Apr 25, 2011	40.12	40.17	39.75	39.89	4,711,076	-0.40(-1.00%)
Apr 21, 2011	40.00	40.33	39.75	40.30	6,842,426	+0.58(+1.46%)
Apr 20, 2011	39.63	39.76	39.12	39.72	7,962,170	+1.06(+2.75%)
Apr 19, 2011	38.70	38.76	38.28	38.65	6,609,517	+0.12(+0.30%)
Apr 18, 2011	38.80	38.80	37.97	38.54	5,976,503	-0.67(-1.72%)
Apr 15, 2011	39.36	39.64	39.18	39.21	6,567,316	+0.10(+0.24%)
Apr 14, 2011	38.74	39.19	38.46	39.12	4,556,922	+0.12(+0.30%)
Apr 13, 2011	39.21	39.21	38.74	39.00	4,000,876	+0.05(+0.14%)
Apr 12, 2011	38.96	39.05	38.65	38.95	6,192,660	-0.33(-0.83%)
Apr 11, 2011	39.36	39.58	39.08	39.27	3,984,016	-0.07(-0.19%)
Apr 08, 2011	39.91	40.05	39.14	39.35	3,662,104	-0.36(-0.91%)
Apr 07, 2011	39.79	40.04	39.53	39.71	4,684,507	-0.19(-0.48%)
Apr 06, 2011	40.33	40.38	39.71	39.90	5,680,346	-0.26(-0.64%)
Apr 05, 2011	39.96	40.37	39.77	40.16	5,883,797	+0.10(+0.24%)
Apr 04, 2011	40.27	40.49	40.01	40.06	6,021,485	-0.14(-0.34%)
Apr 01, 2011	40.10	40.37	39.86	40.20	6,370,694	+0.39(+0.98%)
Mar 31, 2011	39.53	40.13	39.33	39.81	10,572,592	+0.70(+1.78%)
Mar 30, 2011	39.18	39.49	38.99	39.12	9,792,484	+0.20(+0.53%)
Mar 29, 2011	38.91	38.95	38.31	38.91	10,885,565	-0.07(-0.17%)
Mar 28, 2011	39.74	39.76	38.96	38.98	11,870,628	-0.42(-1.05%)
Mar 25, 2011	39.41	39.52	39.21	39.40	4,415,955	+0.13(+0.33%)
Mar 24, 2011	39.26	39.44	38.96	39.27	6,143,388	+0.25(+0.63%)
Mar 23, 2011	39.01	39.14	38.64	39.02	6,009,001	-0.10(-0.26%)
Mar 22, 2011	39.54	39.60	38.89	39.12	6,305,960	-0.49(-1.24%)
Mar 21, 2011	39.71	39.81	39.53	39.61	4,115,267	+0.68(+1.75%)
Mar 18, 2011	39.31	39.57	38.60	38.93	11,387,186	-0.06(-0.16%)
Mar 17, 2011	38.98	39.46	38.71	38.99	5,414,375	+0.60(+1.56%)
Mar 16, 2011	39.51	39.60	38.06	38.39	11,155,546	-1.25(-3.15%)
Mar 15, 2011	39.25	39.89	39.19	39.64	5,572,273	-0.50(-1.26%)
Mar 14, 2011	40.23	40.52	39.70	40.15	4,626,400	-0.33(-0.82%)
Mar 11, 2011	40.03	40.68	39.87	40.48	3,702,839	+0.35(+0.88%)
Mar 10, 2011	40.54	40.54	39.91	40.13	6,027,724	-0.81(-1.98%)
Mar 09, 2011	40.90	41.17	40.57	40.94	3,191,719	-0.05(-0.12%)
Mar 08, 2011	40.23	41.13	39.96	40.98	5,423,740	+0.73(+1.81%)
Mar 07, 2011	40.90	41.09	40.06	40.25	3,929,078	-0.45(-1.10%)
Mar 04, 2011	41.12	41.23	40.32	40.70	4,136,221	-0.54(-1.31%)
Mar 03, 2011	40.66	41.32	40.53	41.24	4,109,864	+1.04(+2.59%)
Mar 02, 2011	39.72	40.55	39.62	40.20	6,516,868	+0.57(+1.44%)

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