Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	44.39	44.65	44.34	44.48	1,688,226	+0.71(+1.62%)
May 23, 2011	43.93	43.97	43.51	43.77	1,910,402	-0.85(-1.90%)
May 20, 2011	44.58	44.78	44.38	44.62	1,092,267	-0.08(-0.18%)
May 19, 2011	44.63	44.81	44.56	44.70	1,444,248	-0.05(-0.11%)
May 18, 2011	44.46	44.88	44.37	44.75	1,668,783	+0.13(+0.29%)
May 17, 2011	44.76	44.91	44.50	44.62	1,654,811	-0.23(-0.51%)
May 16, 2011	44.93	45.16	44.82	44.85	1,212,045	-0.37(-0.82%)
May 13, 2011	45.47	45.54	45.04	45.22	1,444,222	-0.32(-0.70%)
May 12, 2011	45.37	45.57	45.21	45.54	1,615,921	+0.43(+0.95%)
May 11, 2011	45.42	45.50	44.96	45.11	2,146,035	-1.24(-2.68%)
May 10, 2011	46.04	46.49	45.95	46.35	1,563,998	+0.50(+1.09%)
May 09, 2011	45.99	46.02	45.70	45.85	1,212,169	-0.12(-0.26%)
May 06, 2011	46.19	46.50	45.88	45.97	1,717,520	+0.31(+0.68%)
May 05, 2011	45.69	45.95	45.54	45.66	1,643,548	-0.06(-0.13%)
May 04, 2011	45.94	45.94	45.58	45.72	1,767,228	-0.21(-0.46%)
May 03, 2011	46.02	46.10	45.77	45.93	1,162,413	-0.35(-0.76%)
May 02, 2011	46.22	46.30	46.20	46.28	910,625	+0.19(+0.41%)
Apr 29, 2011	46.07	46.16	45.94	46.09	678,081	+0.11(+0.24%)
Apr 28, 2011	46.03	46.10	45.85	45.98	1,328,526	-0.23(-0.50%)
Apr 27, 2011	46.33	46.33	46.00	46.21	1,202,366	-0.35(-0.75%)
Apr 26, 2011	46.43	46.68	46.27	46.56	1,328,389	+0.09(+0.19%)
Apr 25, 2011	46.70	46.71	46.36	46.47	720,449	-0.29(-0.62%)
Apr 21, 2011	46.41	46.84	46.35	46.76	947,119	+0.24(+0.52%)
Apr 20, 2011	46.99	47.11	46.38	46.52	1,783,969	-0.16(-0.34%)
Apr 19, 2011	46.46	46.75	46.26	46.68	1,255,062	+0.41(+0.89%)
Apr 18, 2011	46.34	46.48	46.02	46.27	1,772,550	-0.61(-1.30%)
Apr 15, 2011	46.72	46.89	46.58	46.88	1,135,777	-0.07(-0.15%)
Apr 14, 2011	46.88	47.00	46.73	46.95	1,143,864	-0.09(-0.19%)
Apr 13, 2011	47.31	47.35	46.81	47.04	1,263,860	+0.45(+0.97%)
Apr 12, 2011	46.81	46.89	46.54	46.59	1,765,828	-0.25(-0.53%)
Apr 11, 2011	47.30	47.34	46.73	46.84	1,208,993	-0.31(-0.66%)
Apr 08, 2011	47.52	47.63	46.95	47.15	1,218,152	-0.32(-0.67%)
Apr 07, 2011	47.60	47.77	47.36	47.47	834,429	-0.18(-0.38%)
Apr 06, 2011	47.70	47.82	47.52	47.65	755,376	+0.16(+0.34%)
Apr 05, 2011	47.44	47.67	47.29	47.49	877,040	-0.06(-0.13%)
Apr 04, 2011	47.34	47.57	47.20	47.55	1,313,039	+0.62(+1.32%)
Apr 01, 2011	46.81	46.99	46.67	46.93	1,368,772	+0.68(+1.47%)
Mar 31, 2011	46.06	46.31	45.96	46.25	1,080,217	-0.07(-0.15%)
Mar 30, 2011	46.32	46.32	46.32	46.32	1,543,795	+0.47(+1.03%)
Mar 29, 2011	45.80	45.94	45.66	45.85	1,245,175	+0.55(+1.21%)
Mar 28, 2011	45.39	45.50	45.24	45.30	1,691,412	-0.11(-0.24%)
Mar 25, 2011	45.30	45.46	45.13	45.41	1,122,346	+0.00(+0.00%)
Mar 24, 2011	45.21	45.44	45.05	45.41	1,299,958	+0.05(+0.11%)
Mar 23, 2011	45.19	45.49	45.06	45.36	1,452,400	-0.07(-0.15%)
Mar 22, 2011	45.50	45.69	45.25	45.43	1,227,746	-0.01(-0.02%)
Mar 21, 2011	45.48	45.54	45.36	45.44	1,992,096	+0.42(+0.93%)
Mar 18, 2011	45.09	45.28	44.92	45.02	2,865,021	+0.19(+0.42%)
Mar 17, 2011	44.67	44.99	44.62	44.83	2,882,495	-0.14(-0.31%)
Mar 16, 2011	45.82	45.99	44.92	44.97	5,003,336	-1.98(-4.22%)
Mar 15, 2011	46.75	47.14	46.70	46.95	2,362,341	-0.90(-1.88%)
Mar 14, 2011	47.58	47.85	47.45	47.85	1,271,923	-0.08(-0.17%)
Mar 11, 2011	47.82	48.13	47.79	47.93	1,305,495	+0.16(+0.33%)
Mar 10, 2011	48.00	48.12	47.62	47.77	2,238,865	-0.77(-1.59%)
Mar 09, 2011	48.34	48.63	48.20	48.54	1,100,068	+0.11(+0.23%)
Mar 08, 2011	48.09	48.61	48.00	48.43	1,936,740	+0.83(+1.74%)
Mar 07, 2011	47.84	48.18	47.52	47.60	1,227,418	-0.36(-0.75%)
Mar 04, 2011	47.89	48.07	47.56	47.96	1,323,653	+0.19(+0.40%)
Mar 03, 2011	47.68	47.83	47.54	47.77	1,538,924	+0.35(+0.74%)
Mar 02, 2011	47.14	47.64	47.14	47.42	1,677,769	+0.11(+0.23%)

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