Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	40.05	40.40	39.89	39.94	3,588,613	+0.17(+0.43%)
May 23, 2011	39.54	40.00	39.20	39.77	2,890,004	-0.54(-1.35%)
May 20, 2011	40.56	40.68	40.12	40.32	1,927,897	-0.28(-0.68%)
May 19, 2011	40.63	40.73	40.29	40.59	1,658,563	+0.02(+0.04%)
May 18, 2011	40.03	40.63	39.98	40.57	3,131,252	+0.48(+1.20%)
May 17, 2011	39.88	40.21	39.60	40.09	4,776,934	+0.20(+0.50%)
May 16, 2011	40.05	40.45	39.73	39.89	2,623,397	-0.31(-0.77%)
May 13, 2011	40.76	40.89	40.06	40.20	1,985,392	-0.51(-1.25%)
May 12, 2011	40.40	40.94	40.25	40.71	3,507,366	+0.12(+0.30%)
May 11, 2011	40.42	40.84	40.42	40.59	3,899,703	-0.09(-0.23%)
May 10, 2011	40.06	40.69	39.98	40.69	3,680,416	+0.56(+1.40%)
May 09, 2011	39.52	40.19	39.38	40.13	3,431,091	+0.47(+1.17%)
May 06, 2011	39.34	40.10	39.04	39.66	4,580,415	+0.60(+1.54%)
May 05, 2011	38.45	39.38	38.43	39.06	4,279,756	+0.52(+1.34%)
May 04, 2011	38.88	39.10	38.41	38.54	5,037,592	-0.40(-1.04%)
May 03, 2011	39.29	39.45	38.73	38.94	3,740,882	-0.34(-0.88%)
May 02, 2011	39.37	39.38	39.28	39.29	5,655,894	-0.25(-0.63%)
Apr 29, 2011	40.13	40.16	39.17	39.54	4,679,013	-0.67(-1.67%)
Apr 28, 2011	38.69	41.06	38.36	40.21	9,459,562	+2.79(+7.46%)
Apr 27, 2011	37.51	37.64	37.07	37.42	5,754,196	-0.05(-0.14%)
Apr 26, 2011	38.14	38.32	36.63	37.47	8,135,757	-0.53(-1.41%)
Apr 25, 2011	38.31	38.35	37.95	38.01	3,067,295	-0.09(-0.23%)
Apr 21, 2011	38.06	38.22	37.76	38.09	3,790,637	+0.17(+0.45%)
Apr 20, 2011	38.15	38.24	37.70	37.92	4,246,071	+0.11(+0.30%)
Apr 19, 2011	37.58	37.89	37.40	37.81	2,027,603	+0.36(+0.97%)
Apr 18, 2011	37.16	37.52	36.96	37.45	2,869,548	-0.31(-0.82%)
Apr 15, 2011	37.95	37.97	37.70	37.76	3,141,817	-0.12(-0.32%)
Apr 14, 2011	37.70	37.98	37.51	37.88	3,580,900	-0.20(-0.52%)
Apr 13, 2011	37.92	38.38	37.84	38.07	4,069,989	+0.28(+0.75%)
Apr 12, 2011	37.65	37.95	37.42	37.79	3,688,896	-0.29(-0.77%)
Apr 11, 2011	37.78	38.15	37.78	38.08	3,403,250	+0.28(+0.75%)
Apr 08, 2011	38.17	38.32	37.69	37.80	2,358,022	-0.33(-0.86%)
Apr 07, 2011	38.01	38.51	37.89	38.13	3,350,711	-0.03(-0.07%)
Apr 06, 2011	37.73	38.34	37.33	38.15	2,731,719	+0.09(+0.23%)
Apr 05, 2011	37.90	38.57	37.90	38.07	3,161,456	-0.11(-0.29%)
Apr 04, 2011	38.35	38.35	37.79	38.18	2,128,205	-0.09(-0.23%)
Apr 01, 2011	38.56	38.67	38.05	38.26	2,845,481	-0.25(-0.65%)
Mar 31, 2011	38.39	38.73	38.22	38.51	2,578,203	+0.11(+0.29%)
Mar 30, 2011	38.18	38.52	38.04	38.40	3,463,854	+0.38(+1.00%)
Mar 29, 2011	38.06	38.12	37.67	38.02	5,692,127	+0.13(+0.34%)
Mar 28, 2011	37.98	38.13	37.81	37.89	4,178,190	+0.02(+0.05%)
Mar 25, 2011	38.36	38.68	37.86	37.88	5,586,187	-0.44(-1.15%)
Mar 24, 2011	37.47	38.35	37.29	38.32	5,057,331	+1.12(+3.01%)
Mar 23, 2011	36.71	37.31	36.49	37.20	4,382,319	+0.43(+1.17%)
Mar 22, 2011	36.31	36.81	36.17	36.76	5,561,219	+0.53(+1.47%)
Mar 21, 2011	35.94	36.23	35.91	36.23	3,825,534	+0.35(+0.98%)
Mar 18, 2011	35.90	35.98	35.46	35.88	2,932,301	+0.38(+1.07%)
Mar 17, 2011	35.47	35.72	35.24	35.50	3,164,996	+0.45(+1.28%)
Mar 16, 2011	34.73	35.72	34.60	35.05	6,530,846	+0.14(+0.39%)
Mar 15, 2011	34.73	35.18	34.62	34.91	3,223,291	-0.41(-1.17%)
Mar 14, 2011	35.10	35.59	34.86	35.33	4,771,221	-0.22(-0.61%)
Mar 11, 2011	34.48	35.64	34.22	35.54	4,671,909	+0.81(+2.33%)
Mar 10, 2011	35.13	35.22	34.68	34.73	3,500,576	-0.84(-2.35%)
Mar 09, 2011	35.61	35.79	35.34	35.57	2,791,259	-0.28(-0.77%)
Mar 08, 2011	35.00	36.04	34.55	35.84	6,018,181	+1.18(+3.41%)
Mar 07, 2011	34.52	34.90	34.36	34.66	5,814,745	+0.06(+0.17%)
Mar 04, 2011	34.60	34.67	34.39	34.60	6,715,472	-0.10(-0.30%)
Mar 03, 2011	33.96	34.95	33.92	34.70	5,199,263	+0.84(+2.49%)
Mar 02, 2011	32.69	33.94	32.69	33.86	6,008,980	+0.95(+2.88%)

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