Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	43.58	43.87	43.06	43.23	106,310	-0.19(-0.44%)
May 23, 2011	43.19	44.35	43.10	43.42	94,573	-0.31(-0.71%)
May 20, 2011	43.94	44.66	43.54	43.73	219,228	-0.54(-1.22%)
May 19, 2011	44.99	45.29	44.01	44.27	138,776	-0.27(-0.61%)
May 18, 2011	43.77	44.74	43.44	44.54	109,054	+0.87(+1.99%)
May 17, 2011	43.64	44.10	43.31	43.67	98,853	+0.01(+0.02%)
May 16, 2011	44.19	44.30	43.59	43.66	92,875	-0.70(-1.58%)
May 13, 2011	45.15	45.58	44.23	44.36	109,024	-0.88(-1.95%)
May 12, 2011	45.07	45.79	44.70	45.24	92,069	-0.22(-0.48%)
May 11, 2011	46.38	46.38	45.06	45.46	97,012	-1.03(-2.22%)
May 10, 2011	46.22	46.69	45.61	46.49	61,191	+0.67(+1.46%)
May 09, 2011	44.13	46.35	44.13	45.82	84,753	+1.76(+3.99%)
May 06, 2011	44.95	45.00	43.85	44.06	79,551	-0.20(-0.45%)
May 05, 2011	43.94	45.16	43.34	44.26	89,659	-0.11(-0.25%)
May 04, 2011	44.43	45.16	44.32	44.37	205,864	-0.07(-0.16%)
May 03, 2011	46.30	46.96	43.71	44.44	427,344	-1.06(-2.33%)
May 02, 2011	45.63	47.23	45.40	45.50	225,576	-0.84(-1.81%)
Apr 29, 2011	46.66	46.73	45.97	46.34	97,373	-0.12(-0.26%)
Apr 28, 2011	46.56	46.87	46.26	46.46	40,613	-0.30(-0.64%)
Apr 27, 2011	46.60	46.77	45.92	46.76	63,136	+0.36(+0.78%)
Apr 26, 2011	45.12	46.55	45.04	46.40	102,249	+1.33(+2.95%)
Apr 25, 2011	45.33	45.45	44.85	45.07	79,948	-0.39(-0.86%)
Apr 21, 2011	45.03	45.54	44.23	45.46	70,730	+0.81(+1.81%)
Apr 20, 2011	44.30	44.68	44.06	44.65	112,874	+0.76(+1.73%)
Apr 19, 2011	44.99	45.23	43.85	43.89	148,746	-1.11(-2.47%)
Apr 18, 2011	45.98	45.98	44.69	45.00	216,894	-1.60(-3.43%)
Apr 15, 2011	45.07	46.99	45.07	46.60	122,132	+1.34(+2.96%)
Apr 14, 2011	43.93	45.37	43.93	45.26	71,702	+0.82(+1.85%)
Apr 13, 2011	44.77	45.00	43.79	44.44	117,237	-0.14(-0.31%)
Apr 12, 2011	45.68	45.85	44.26	44.58	95,998	-1.52(-3.30%)
Apr 11, 2011	46.92	47.14	45.64	46.10	81,080	-0.84(-1.79%)
Apr 08, 2011	47.39	47.43	46.61	46.94	73,593	-0.02(-0.04%)
Apr 07, 2011	47.09	47.64	46.65	46.96	74,789	-0.01(-0.02%)
Apr 06, 2011	46.99	47.42	46.09	46.97	52,207	+0.33(+0.71%)
Apr 05, 2011	46.12	46.94	46.00	46.64	32,422	+0.46(+1.00%)
Apr 04, 2011	45.86	46.31	45.30	46.18	53,533	+0.35(+0.76%)
Apr 01, 2011	46.62	47.29	45.80	45.83	126,651	-0.28(-0.61%)
Mar 31, 2011	45.31	46.54	45.19	46.11	120,843	+0.89(+1.97%)
Mar 30, 2011	45.17	45.42	44.67	45.22	80,164	+0.42(+0.94%)
Mar 29, 2011	44.73	45.10	43.80	44.80	134,124	+0.97(+2.21%)
Mar 28, 2011	44.43	44.43	43.38	43.83	120,197	+0.47(+1.08%)
Mar 25, 2011	43.21	44.21	42.29	43.36	133,585	+0.22(+0.51%)
Mar 24, 2011	41.70	43.21	41.65	43.14	140,999	+1.68(+4.05%)
Mar 23, 2011	41.05	41.92	40.75	41.46	91,001	+0.42(+1.02%)
Mar 22, 2011	40.35	41.18	39.66	41.04	113,445	+0.60(+1.48%)
Mar 21, 2011	40.52	40.62	39.51	40.44	146,115	+0.77(+1.94%)
Mar 18, 2011	39.30	40.21	38.62	39.67	156,763	+0.75(+1.93%)
Mar 17, 2011	39.93	39.99	38.92	38.92	149,128	-0.45(-1.14%)
Mar 16, 2011	38.71	39.88	38.70	39.37	153,970	+0.48(+1.23%)
Mar 15, 2011	38.31	39.08	38.02	38.89	163,948	-0.58(-1.47%)
Mar 14, 2011	38.88	39.93	38.48	39.47	110,068	-0.07(-0.18%)
Mar 11, 2011	40.18	40.33	39.40	39.54	195,651	-0.97(-2.39%)
Mar 10, 2011	41.43	41.43	40.16	40.51	110,492	-1.28(-3.06%)
Mar 09, 2011	41.95	41.95	41.27	41.79	77,746	-0.31(-0.74%)
Mar 08, 2011	41.36	42.58	40.88	42.10	75,307	+0.64(+1.54%)
Mar 07, 2011	42.93	42.99	41.03	41.46	106,553	-1.13(-2.65%)
Mar 04, 2011	43.01	43.24	41.97	42.59	91,315	-0.44(-1.02%)
Mar 03, 2011	42.62	43.15	42.62	43.03	96,572	+0.85(+2.02%)
Mar 02, 2011	42.40	42.40	41.67	42.18	206,151	-0.32(-0.75%)

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