Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	23.23	23.35	23.05	23.24	7,579,786	-0.02(-0.09%)
Apr 28, 2011	22.94	23.27	22.88	23.26	5,796,016	+0.22(+0.95%)
Apr 27, 2011	22.78	23.16	22.63	23.04	8,430,959	+0.25(+1.10%)
Apr 26, 2011	22.29	22.91	22.23	22.79	11,717,829	+0.51(+2.29%)
Apr 25, 2011	22.08	22.31	22.02	22.28	4,750,602	+0.29(+1.32%)
Apr 21, 2011	21.99	22.13	21.87	21.99	5,424,838	+0.10(+0.46%)
Apr 20, 2011	21.99	22.10	21.85	21.89	10,600,980	+0.17(+0.78%)
Apr 19, 2011	21.82	21.92	21.61	21.72	6,283,892	-0.07(-0.32%)
Apr 18, 2011	21.46	22.04	21.46	21.79	10,499,488	-0.68(-3.03%)
Apr 15, 2011	22.34	22.50	22.19	22.47	5,914,987	+0.24(+1.08%)
Apr 14, 2011	22.46	22.52	22.15	22.23	6,941,365	-0.30(-1.33%)
Apr 13, 2011	22.25	22.57	22.09	22.53	6,373,452	+0.36(+1.62%)
Apr 12, 2011	22.13	22.56	22.01	22.17	7,529,517	+0.00(+0.00%)
Apr 11, 2011	22.18	22.28	22.02	22.17	6,058,733	-0.08(-0.36%)
Apr 08, 2011	22.86	22.86	22.10	22.25	8,366,740	-0.47(-2.07%)
Apr 07, 2011	22.09	23.33	21.97	22.72	21,159,352	-0.34(-1.47%)
Apr 06, 2011	23.13	23.20	22.73	23.06	8,877,395	-0.04(-0.17%)
Apr 05, 2011	22.25	23.28	22.23	23.10	9,039,438	+0.57(+2.53%)
Apr 04, 2011	22.59	22.66	22.38	22.53	6,541,166	-0.10(-0.44%)
Apr 01, 2011	22.74	22.99	22.55	22.63	6,545,778	-0.03(-0.13%)
Mar 31, 2011	22.60	22.73	22.46	22.66	6,508,793	+0.02(+0.09%)
Mar 30, 2011	22.40	22.71	22.29	22.64	4,681,849	+0.36(+1.62%)
Mar 29, 2011	22.10	22.30	22.10	22.28	4,288,184	+0.11(+0.50%)
Mar 28, 2011	22.56	22.68	22.16	22.17	6,071,260	-0.39(-1.73%)
Mar 25, 2011	22.58	22.63	22.41	22.56	4,488,121	+0.02(+0.09%)
Mar 24, 2011	22.09	22.59	22.04	22.54	6,468,137	+0.52(+2.36%)
Mar 23, 2011	21.80	22.10	21.60	22.02	7,452,945	+0.17(+0.78%)
Mar 22, 2011	21.92	22.02	21.75	21.85	6,242,464	-0.06(-0.27%)
Mar 21, 2011	21.92	21.96	21.86	21.91	9,061,461	+0.04(+0.18%)
Mar 18, 2011	21.81	21.91	21.59	21.87	11,653,124	+0.19(+0.88%)
Mar 17, 2011	21.77	21.80	21.57	21.68	8,811,683	+0.15(+0.70%)
Mar 16, 2011	21.71	21.93	21.37	21.53	9,191,469	-0.19(-0.87%)
Mar 15, 2011	21.55	21.86	21.54	21.72	9,376,430	-0.07(-0.32%)
Mar 14, 2011	21.63	22.12	21.52	21.79	12,413,839	-0.18(-0.82%)
Mar 11, 2011	21.26	22.03	21.26	21.97	9,053,885	+0.54(+2.52%)
Mar 10, 2011	21.01	21.59	21.01	21.43	7,514,421	-0.03(-0.14%)
Mar 09, 2011	21.25	21.51	21.20	21.46	6,771,733	+0.16(+0.75%)
Mar 08, 2011	21.26	21.45	21.12	21.30	5,262,394	+0.04(+0.19%)
Mar 07, 2011	21.69	21.71	21.20	21.26	8,335,104	-0.33(-1.53%)
Mar 04, 2011	21.82	22.07	21.48	21.59	8,364,915	-0.19(-0.87%)
Mar 03, 2011	21.86	22.19	21.42	21.78	11,562,038	-0.30(-1.36%)
Mar 02, 2011	22.20	22.35	21.81	22.08	7,934,122	-0.12(-0.54%)
Mar 01, 2011	22.53	22.75	22.14	22.20	9,182,549	-0.33(-1.46%)
Feb 28, 2011	22.70	22.71	22.38	22.53	8,028,965	-0.22(-0.97%)
Feb 25, 2011	22.78	23.19	22.28	22.75	10,959,166	+0.26(+1.16%)
Feb 24, 2011	22.56	22.68	22.20	22.49	9,814,086	+0.16(+0.72%)
Feb 23, 2011	22.64	22.75	22.02	22.33	7,663,716	-0.37(-1.63%)
Feb 22, 2011	22.72	23.11	22.62	22.70	6,603,284	-0.35(-1.52%)
Feb 18, 2011	23.13	23.16	22.87	23.05	7,468,940	+0.02(+0.09%)
Feb 17, 2011	22.80	23.22	22.64	23.03	6,517,854	+0.18(+0.79%)
Feb 16, 2011	22.81	23.09	22.64	22.85	9,707,966	+0.07(+0.31%)
Feb 15, 2011	22.34	22.95	22.06	22.78	21,406,916	+1.31(+6.10%)
Feb 14, 2011	21.36	21.54	21.31	21.47	5,542,101	+0.07(+0.33%)
Feb 11, 2011	21.11	21.45	21.11	21.40	6,886,693	+0.18(+0.85%)
Feb 10, 2011	21.14	21.24	21.02	21.22	6,012,034	+0.03(+0.14%)
Feb 09, 2011	20.87	21.45	20.87	21.19	11,312,806	+0.25(+1.19%)
Feb 08, 2011	20.41	20.95	20.28	20.94	9,803,612	+0.60(+2.95%)
Feb 07, 2011	20.18	20.39	20.05	20.34	6,645,747	+0.24(+1.19%)
Feb 04, 2011	19.85	20.16	19.74	20.10	6,524,039	+0.27(+1.36%)
Feb 03, 2011	19.73	20.25	19.57	19.83	16,181,228	+0.80(+4.20%)
Feb 02, 2011	19.21	19.41	18.94	19.03	9,934,054	-0.49(-2.51%)

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