Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	47.04	47.32	46.88	47.08	19,891	+0.31(+0.66%)
Apr 28, 2011	46.72	46.91	46.40	46.77	16,288	-0.49(-1.04%)
Apr 27, 2011	47.04	47.26	46.70	47.26	16,679	+0.02(+0.03%)
Apr 26, 2011	47.23	47.31	47.13	47.25	24,565	-0.29(-0.62%)
Apr 25, 2011	47.44	47.54	47.24	47.54	7,824	+0.14(+0.28%)
Apr 21, 2011	48.09	48.09	47.40	47.40	64,527	-0.30(-0.63%)
Apr 20, 2011	47.81	47.83	47.66	47.71	15,317	+0.58(+1.23%)
Apr 19, 2011	47.28	47.28	46.83	47.13	22,687	-0.02(-0.05%)
Apr 18, 2011	46.95	47.38	46.69	47.15	76,193	-0.62(-1.30%)
Apr 15, 2011	47.59	47.84	47.41	47.77	15,140	+0.11(+0.23%)
Apr 14, 2011	47.28	47.71	47.25	47.66	5,728	+0.22(+0.47%)
Apr 13, 2011	47.90	47.90	47.43	47.44	25,861	+0.02(+0.04%)
Apr 12, 2011	47.28	47.43	46.99	47.42	22,340	+0.12(+0.25%)
Apr 11, 2011	47.79	47.79	47.29	47.30	16,306	-0.04(-0.08%)
Apr 08, 2011	47.63	47.75	47.16	47.34	40,287	-0.07(-0.15%)
Apr 07, 2011	47.39	47.46	47.20	47.41	8,597	-0.32(-0.67%)
Apr 06, 2011	47.90	47.90	47.67	47.73	4,917	+0.27(+0.57%)
Apr 05, 2011	47.28	47.53	47.20	47.46	12,236	+0.01(+0.02%)
Apr 04, 2011	47.63	47.69	47.44	47.45	15,578	+0.02(+0.05%)
Apr 01, 2011	47.08	47.66	47.08	47.43	42,330	+0.49(+1.05%)
Mar 31, 2011	46.88	47.19	46.88	46.94	16,483	+0.13(+0.27%)
Mar 30, 2011	46.72	46.88	46.52	46.81	76,741	+0.24(+0.51%)
Mar 29, 2011	46.41	46.57	46.19	46.57	20,740	+0.42(+0.91%)
Mar 28, 2011	46.09	46.28	46.01	46.15	28,026	+0.72(+1.57%)
Mar 25, 2011	45.63	45.88	45.43	45.43	103,277	-0.07(-0.16%)
Mar 24, 2011	45.41	45.63	45.14	45.51	21,972	-0.16(-0.36%)
Mar 23, 2011	45.63	45.68	45.31	45.67	12,171	+0.07(+0.15%)
Mar 22, 2011	45.70	45.72	45.49	45.60	10,662	+0.16(+0.35%)
Mar 21, 2011	45.48	45.49	45.35	45.44	18,039	+0.85(+1.91%)
Mar 18, 2011	44.78	44.93	44.50	44.59	19,056	+0.36(+0.81%)
Mar 17, 2011	44.14	44.43	44.07	44.23	17,721	+1.11(+2.58%)
Mar 16, 2011	43.73	43.89	42.85	43.12	25,815	-0.83(-1.88%)
Mar 15, 2011	43.70	43.99	43.68	43.95	39,397	-0.21(-0.49%)
Mar 14, 2011	43.97	44.16	43.96	44.16	19,869	-0.19(-0.43%)
Mar 11, 2011	43.98	44.54	43.98	44.35	16,481	+0.16(+0.36%)
Mar 10, 2011	44.48	44.48	44.13	44.19	18,453	-0.09(-0.20%)
Mar 09, 2011	44.31	44.46	44.22	44.28	17,348	-0.44(-0.98%)
Mar 08, 2011	44.35	44.92	44.35	44.72	16,053	+0.44(+0.99%)
Mar 07, 2011	44.38	44.73	44.05	44.28	26,051	-0.21(-0.48%)
Mar 04, 2011	44.81	44.81	44.25	44.50	32,727	-0.43(-0.96%)
Mar 03, 2011	44.59	45.00	44.59	44.93	12,225	+0.64(+1.44%)
Mar 02, 2011	43.81	44.30	43.81	44.29	62,343	+0.49(+1.12%)
Mar 01, 2011	44.37	44.38	43.76	43.80	31,423	-1.27(-2.82%)
Feb 28, 2011	44.92	45.28	44.92	45.07	22,758	+0.21(+0.48%)
Feb 25, 2011	44.48	44.87	44.48	44.85	211,076	+0.68(+1.53%)
Feb 24, 2011	44.32	44.40	43.69	44.18	32,890	-0.99(-2.20%)
Feb 23, 2011	44.84	45.17	44.46	45.17	144,240	+0.14(+0.32%)
Feb 22, 2011	45.93	45.93	45.00	45.03	51,553	-1.81(-3.87%)
Feb 18, 2011	47.02	47.02	46.65	46.84	57,028	+0.04(+0.08%)
Feb 17, 2011	46.66	47.00	46.50	46.80	19,139	+0.03(+0.07%)
Feb 16, 2011	46.55	46.84	46.24	46.77	144,550	+1.10(+2.42%)
Feb 15, 2011	45.78	46.05	45.64	45.66	74,772	-0.02(-0.03%)
Feb 14, 2011	45.46	45.85	45.42	45.68	18,445	+0.31(+0.68%)
Feb 11, 2011	45.28	45.51	44.93	45.37	34,204	-0.09(-0.19%)
Feb 10, 2011	44.96	45.47	44.83	45.46	60,885	+0.11(+0.24%)
Feb 09, 2011	45.56	45.69	45.27	45.35	22,336	-0.63(-1.36%)
Feb 08, 2011	45.87	46.07	45.72	45.97	44,644	-0.23(-0.50%)
Feb 07, 2011	45.86	46.43	45.86	46.20	50,355	+1.05(+2.32%)
Feb 04, 2011	44.85	45.21	44.70	45.16	48,855	+0.02(+0.04%)
Feb 03, 2011	45.46	45.46	44.95	45.14	34,889	-0.38(-0.84%)
Feb 02, 2011	45.64	45.67	45.36	45.52	74,669	+0.01(+0.02%)

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