Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	22.08	22.25	22.07	22.24	20,273,536	+0.08(+0.37%)
Apr 27, 2012	22.11	22.27	22.10	22.15	18,777,752	+0.05(+0.22%)
Apr 26, 2012	21.74	22.19	21.70	22.10	32,132,768	+0.36(+1.67%)
Apr 25, 2012	21.72	21.83	21.68	21.74	22,841,218	-0.01(-0.05%)
Apr 24, 2012	21.31	21.77	21.30	21.75	40,655,880	+0.51(+2.41%)
Apr 23, 2012	21.17	21.37	21.15	21.24	27,134,562	-0.09(-0.41%)
Apr 20, 2012	21.06	21.43	21.06	21.33	35,090,164	+0.32(+1.52%)
Apr 19, 2012	20.99	21.26	20.90	21.01	33,541,622	+0.27(+1.30%)
Apr 18, 2012	20.67	20.78	20.66	20.74	14,784,150	-0.04(-0.21%)
Apr 17, 2012	20.73	20.89	20.65	20.78	18,684,492	+0.17(+0.83%)
Apr 16, 2012	20.56	20.68	20.49	20.61	14,595,907	+0.09(+0.46%)
Apr 13, 2012	20.62	20.68	20.46	20.52	28,433,400	-0.16(-0.77%)
Apr 12, 2012	20.60	20.71	20.54	20.68	18,075,928	+0.09(+0.45%)
Apr 11, 2012	20.40	20.63	20.38	20.58	22,685,946	+0.32(+1.58%)
Apr 10, 2012	20.60	20.66	20.27	20.27	27,571,174	-0.36(-1.76%)
Apr 09, 2012	20.57	20.71	20.57	20.63	19,097,268	-0.11(-0.53%)
Apr 05, 2012	20.88	20.88	20.66	20.74	21,218,612	-0.13(-0.61%)
Apr 04, 2012	20.88	20.96	20.84	20.87	24,678,356	-0.04(-0.18%)
Apr 03, 2012	20.90	20.97	20.80	20.90	24,005,828	-0.03(-0.16%)
Apr 02, 2012	20.81	20.99	20.77	20.94	24,396,220	+0.16(+0.76%)
Mar 30, 2012	20.83	20.84	20.65	20.78	22,122,386	+0.09(+0.42%)
Mar 29, 2012	20.71	20.73	20.41	20.69	34,679,076	-0.10(-0.50%)
Mar 28, 2012	20.88	20.94	20.70	20.79	36,879,176	-0.22(-1.03%)
Mar 27, 2012	21.34	21.37	20.97	21.01	39,883,192	-0.36(-1.70%)
Mar 26, 2012	21.47	21.49	21.26	21.38	84,592,592	-0.05(-0.23%)
Mar 23, 2012	21.56	21.64	21.36	21.43	74,270,616	-0.13(-0.60%)
Mar 22, 2012	21.49	21.65	21.47	21.56	74,935,112	-0.07(-0.30%)
Mar 21, 2012	21.57	21.69	21.56	21.62	18,127,280	+0.08(+0.38%)
Mar 20, 2012	21.47	21.58	21.44	21.54	17,632,626	-0.01(-0.05%)
Mar 19, 2012	21.45	21.63	21.36	21.55	18,848,004	+0.04(+0.20%)
Mar 16, 2012	21.53	21.56	21.39	21.51	41,288,868	+0.02(+0.08%)
Mar 15, 2012	21.47	21.50	21.34	21.49	18,587,616	+0.04(+0.18%)
Mar 14, 2012	21.43	21.65	21.41	21.45	20,986,936	-0.01(-0.03%)
Mar 13, 2012	21.38	21.47	21.32	21.46	19,208,800	+0.09(+0.41%)
Mar 12, 2012	21.26	21.45	21.21	21.37	17,584,988	+0.12(+0.56%)
Mar 09, 2012	21.37	21.39	21.16	21.25	21,630,316	-0.07(-0.31%)
Mar 08, 2012	21.29	21.44	21.26	21.32	22,405,590	+0.19(+0.90%)
Mar 07, 2012	21.06	21.21	21.03	21.13	19,581,572	+0.10(+0.47%)
Mar 06, 2012	21.02	21.19	20.99	21.03	20,743,838	-0.17(-0.79%)
Mar 05, 2012	21.01	21.35	20.99	21.20	25,348,958	+0.18(+0.85%)
Mar 02, 2012	20.91	21.10	20.89	21.02	22,041,552	+0.13(+0.62%)
Mar 01, 2012	20.72	20.93	20.69	20.89	21,374,194	+0.17(+0.84%)
Feb 29, 2012	20.74	20.78	20.65	20.71	27,861,236	-0.02(-0.10%)
Feb 28, 2012	20.70	20.84	20.69	20.74	23,082,824	+0.01(+0.05%)
Feb 27, 2012	20.69	20.76	20.59	20.72	26,758,504	-0.01(-0.03%)
Feb 24, 2012	20.74	20.82	20.61	20.73	17,834,026	+0.01(+0.03%)
Feb 23, 2012	20.70	20.75	20.59	20.72	26,256,286	-0.04(-0.21%)
Feb 22, 2012	20.93	20.96	20.69	20.77	17,599,506	-0.15(-0.73%)
Feb 21, 2012	20.99	21.07	20.89	20.92	22,125,398	+0.02(+0.08%)
Feb 17, 2012	20.81	20.95	20.74	20.90	22,284,286	+0.22(+1.08%)
Feb 16, 2012	20.53	20.73	20.47	20.68	17,629,800	+0.12(+0.58%)
Feb 15, 2012	20.71	20.71	20.52	20.56	19,553,976	-0.11(-0.55%)
Feb 14, 2012	20.67	20.73	20.52	20.68	18,697,450	-0.05(-0.24%)
Feb 13, 2012	20.53	20.78	20.53	20.72	23,321,678	+0.24(+1.17%)
Feb 10, 2012	20.49	20.52	20.39	20.49	22,917,528	-0.12(-0.61%)
Feb 09, 2012	20.64	20.65	20.52	20.61	16,125,771	+0.00(+0.00%)
Feb 08, 2012	20.59	20.79	20.58	20.61	17,479,708	+0.00(+0.00%)
Feb 07, 2012	20.81	20.82	20.48	20.61	22,950,528	-0.12(-0.58%)
Feb 06, 2012	20.56	20.76	20.56	20.73	27,491,736	+0.16(+0.79%)
Feb 03, 2012	20.58	20.59	20.40	20.57	21,000,068	+0.15(+0.75%)
Feb 02, 2012	20.62	20.70	20.38	20.41	22,797,344	-0.13(-0.64%)

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