Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	44.08	44.21	43.24	43.26	464,306	-0.74(-1.67%)
May 23, 2011	43.77	44.47	43.11	44.00	619,313	-0.35(-0.79%)
May 20, 2011	44.61	46.34	44.26	44.35	1,739,495	-3.28(-6.89%)
May 19, 2011	46.22	47.84	46.22	47.63	1,054,598	+1.87(+4.09%)
May 18, 2011	44.69	45.82	44.30	45.75	456,286	+1.28(+2.87%)
May 17, 2011	44.24	44.75	43.88	44.48	366,391	-0.17(-0.39%)
May 16, 2011	44.98	45.74	44.62	44.65	293,237	-0.76(-1.68%)
May 13, 2011	46.01	46.25	44.93	45.41	442,123	-0.33(-0.73%)
May 12, 2011	44.99	46.15	44.45	45.75	257,290	+0.46(+1.00%)
May 11, 2011	46.58	46.60	45.19	45.29	349,353	-1.41(-3.02%)
May 10, 2011	46.93	47.23	46.39	46.70	181,966	+0.16(+0.34%)
May 09, 2011	45.75	47.08	45.35	46.54	283,925	+0.87(+1.90%)
May 06, 2011	46.65	47.04	45.40	45.68	276,839	-0.31(-0.67%)
May 05, 2011	45.66	46.79	45.13	45.98	323,881	-0.25(-0.53%)
May 04, 2011	47.64	47.79	45.54	46.23	457,014	-1.37(-2.87%)
May 03, 2011	48.54	49.41	47.13	47.59	447,848	-0.93(-1.91%)
May 02, 2011	48.75	50.78	48.50	48.52	359,982	-1.35(-2.70%)
Apr 29, 2011	48.99	50.43	48.99	49.87	382,505	+1.08(+2.21%)
Apr 28, 2011	48.74	49.05	48.47	48.79	284,338	+0.05(+0.11%)
Apr 27, 2011	48.35	48.84	47.77	48.74	487,260	+0.32(+0.65%)
Apr 26, 2011	48.01	48.94	47.94	48.42	416,271	+0.65(+1.36%)
Apr 25, 2011	48.07	48.28	47.33	47.78	263,707	-0.52(-1.07%)
Apr 21, 2011	48.87	49.20	48.03	48.29	291,919	-0.04(-0.09%)
Apr 20, 2011	48.31	48.43	47.58	48.34	262,846	+0.98(+2.07%)
Apr 19, 2011	47.16	47.79	46.61	47.36	355,005	+0.39(+0.84%)
Apr 18, 2011	48.08	48.08	46.52	46.96	383,375	-1.71(-3.51%)
Apr 15, 2011	48.23	49.25	47.93	48.67	384,699	+0.18(+0.38%)
Apr 14, 2011	48.25	48.52	47.78	48.49	252,451	-0.01(-0.02%)
Apr 13, 2011	49.12	49.12	47.49	48.49	559,615	-0.14(-0.28%)
Apr 12, 2011	49.46	49.76	48.60	48.63	569,824	-1.20(-2.42%)
Apr 11, 2011	50.00	50.38	49.72	49.83	257,826	-0.11(-0.21%)
Apr 08, 2011	50.99	51.38	49.38	49.94	325,775	-0.42(-0.84%)
Apr 07, 2011	51.57	52.01	50.25	50.36	473,098	-1.06(-2.06%)
Apr 06, 2011	51.45	51.69	50.91	51.42	339,895	+0.48(+0.95%)
Apr 05, 2011	50.60	51.34	50.44	50.94	325,060	+0.32(+0.62%)
Apr 04, 2011	50.78	50.78	50.18	50.63	312,236	+0.21(+0.43%)
Apr 01, 2011	50.81	51.20	49.90	50.41	395,144	+0.05(+0.10%)
Mar 31, 2011	50.22	50.44	49.88	50.36	262,130	+0.08(+0.17%)
Mar 30, 2011	50.28	50.67	49.71	50.28	190,372	+0.28(+0.57%)
Mar 29, 2011	49.16	50.33	48.59	49.99	387,725	+0.84(+1.70%)
Mar 28, 2011	50.63	50.64	48.85	49.16	391,481	-0.06(-0.12%)
Mar 25, 2011	48.36	49.74	48.14	49.22	515,337	+1.16(+2.41%)
Mar 24, 2011	47.69	48.30	47.21	48.06	264,292	+0.64(+1.36%)
Mar 23, 2011	47.05	47.62	46.26	47.41	269,787	+0.20(+0.43%)
Mar 22, 2011	47.95	48.13	46.97	47.21	179,321	-0.53(-1.10%)
Mar 21, 2011	47.66	48.05	45.87	47.74	352,516	+1.56(+3.37%)
Mar 18, 2011	46.32	46.74	45.90	46.18	557,393	+0.32(+0.69%)
Mar 17, 2011	46.07	46.38	45.43	45.86	488,212	+0.53(+1.18%)
Mar 16, 2011	45.96	46.51	45.12	45.33	513,578	-0.70(-1.53%)
Mar 15, 2011	45.03	47.68	43.91	46.03	417,228	-0.54(-1.17%)
Mar 14, 2011	45.90	46.79	45.54	46.58	369,687	+0.19(+0.42%)
Mar 11, 2011	45.78	46.74	45.27	46.39	359,711	+0.48(+1.05%)
Mar 10, 2011	47.51	47.86	45.73	45.90	590,639	-2.25(-4.67%)
Mar 09, 2011	48.88	49.24	47.96	48.15	276,314	-0.72(-1.48%)
Mar 08, 2011	48.22	49.59	47.73	48.88	373,795	+0.81(+1.68%)
Mar 07, 2011	48.58	48.58	47.56	48.07	481,897	-0.26(-0.53%)
Mar 04, 2011	48.45	48.93	47.85	48.32	393,807	+0.01(+0.02%)
Mar 03, 2011	47.35	48.58	47.33	48.32	597,804	+1.27(+2.70%)
Mar 02, 2011	46.67	47.88	46.65	47.05	541,276	+0.41(+0.87%)

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