Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	43.71	44.06	43.50	43.73	300,491	+0.11(+0.26%)
May 23, 2011	43.70	43.81	43.52	43.62	156,690	-0.67(-1.52%)
May 20, 2011	43.88	44.59	43.83	44.29	303,481	+0.38(+0.86%)
May 19, 2011	44.83	44.83	43.67	43.91	376,558	-0.32(-0.71%)
May 18, 2011	43.69	45.02	43.39	44.23	324,250	+0.56(+1.28%)
May 17, 2011	43.79	44.40	43.46	43.67	382,350	-0.46(-1.03%)
May 16, 2011	44.39	44.88	44.05	44.12	350,755	-0.22(-0.51%)
May 13, 2011	44.97	45.23	44.07	44.34	404,865	-0.56(-1.25%)
May 12, 2011	45.10	45.10	44.74	44.90	420,571	-0.15(-0.34%)
May 11, 2011	45.20	45.44	44.86	45.06	229,181	-0.32(-0.71%)
May 10, 2011	45.37	45.52	45.15	45.38	492,359	+0.27(+0.61%)
May 09, 2011	47.51	47.51	44.67	45.11	563,522	-0.05(-0.11%)
May 06, 2011	43.98	45.40	43.62	45.16	974,491	+1.80(+4.15%)
May 05, 2011	41.81	43.52	41.75	43.36	1,269,903	+2.88(+7.11%)
May 04, 2011	40.14	40.63	40.04	40.48	225,240	+0.38(+0.94%)
May 03, 2011	40.30	40.30	39.54	40.10	238,574	-0.30(-0.75%)
May 02, 2011	40.37	40.53	40.37	40.40	286,817	-0.32(-0.79%)
Apr 29, 2011	39.91	40.76	39.77	40.72	377,048	+0.94(+2.36%)
Apr 28, 2011	40.07	40.07	39.52	39.79	109,682	-0.14(-0.35%)
Apr 27, 2011	39.87	39.99	39.31	39.93	235,876	+0.17(+0.42%)
Apr 26, 2011	39.26	40.08	39.25	39.76	295,130	+0.73(+1.87%)
Apr 25, 2011	39.12	39.21	38.90	39.03	72,477	+0.18(+0.47%)
Apr 21, 2011	38.61	39.07	38.24	38.85	135,254	+0.46(+1.19%)
Apr 20, 2011	38.38	39.13	38.34	38.39	300,489	+0.29(+0.75%)
Apr 19, 2011	37.94	38.21	37.75	38.10	239,055	+0.33(+0.87%)
Apr 18, 2011	37.85	38.10	37.31	37.78	125,490	-0.49(-1.28%)
Apr 15, 2011	37.92	38.29	37.57	38.27	292,156	+0.62(+1.64%)
Apr 14, 2011	37.54	37.93	37.47	37.65	178,503	-0.05(-0.13%)
Apr 13, 2011	37.77	37.99	37.39	37.70	249,401	+0.10(+0.28%)
Apr 12, 2011	37.01	38.24	36.92	37.59	248,055	+0.22(+0.58%)
Apr 11, 2011	36.85	37.38	36.34	37.38	339,474	+0.32(+0.85%)
Apr 08, 2011	37.99	38.24	36.97	37.06	332,916	-0.80(-2.11%)
Apr 07, 2011	37.96	38.22	37.70	37.86	198,731	-0.24(-0.62%)
Apr 06, 2011	38.34	38.34	37.50	38.10	212,417	+0.19(+0.50%)
Apr 05, 2011	37.17	38.02	37.08	37.91	359,182	+0.71(+1.92%)
Apr 04, 2011	37.23	37.55	37.05	37.19	172,137	-0.06(-0.17%)
Apr 01, 2011	37.08	37.50	36.65	37.26	282,422	+0.28(+0.76%)
Mar 31, 2011	36.72	37.59	36.64	36.98	297,882	+0.08(+0.21%)
Mar 30, 2011	36.77	37.29	36.51	36.90	403,267	+0.48(+1.33%)
Mar 29, 2011	36.07	36.62	36.04	36.42	187,120	+0.17(+0.46%)
Mar 28, 2011	36.69	36.78	36.16	36.25	149,341	-0.39(-1.05%)
Mar 25, 2011	36.59	37.15	36.39	36.63	339,310	+0.14(+0.38%)
Mar 24, 2011	35.80	36.49	35.68	36.49	456,224	+1.18(+3.35%)
Mar 23, 2011	35.05	35.70	34.85	35.31	439,364	+0.18(+0.50%)
Mar 22, 2011	35.74	35.91	35.01	35.14	369,148	-0.60(-1.69%)
Mar 21, 2011	35.37	35.89	35.36	35.74	365,566	+0.71(+2.02%)
Mar 18, 2011	35.31	35.42	34.96	35.03	364,161	+0.27(+0.77%)
Mar 17, 2011	35.13	35.32	34.69	34.76	249,143	-0.02(-0.06%)
Mar 16, 2011	35.78	36.02	34.76	34.79	429,216	-1.20(-3.35%)
Mar 15, 2011	36.07	36.52	35.95	35.99	345,706	-0.53(-1.46%)
Mar 14, 2011	36.94	37.34	36.44	36.52	187,706	-0.67(-1.79%)
Mar 11, 2011	37.12	37.46	36.94	37.19	253,560	+0.18(+0.49%)
Mar 10, 2011	36.94	37.35	36.43	37.01	151,518	-0.48(-1.27%)
Mar 09, 2011	37.87	37.89	37.16	37.48	313,833	-0.39(-1.02%)
Mar 08, 2011	37.50	38.17	37.27	37.87	604,200	+0.44(+1.18%)
Mar 07, 2011	37.64	37.90	37.24	37.43	210,014	-0.15(-0.39%)
Mar 04, 2011	38.33	38.56	37.23	37.57	582,332	-0.95(-2.47%)
Mar 03, 2011	37.20	38.69	37.16	38.52	725,170	+1.82(+4.96%)
Mar 02, 2011	36.63	37.10	36.40	36.70	275,461	+0.18(+0.50%)

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