Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	38.35	38.50	38.00	38.31	15,809	+0.13(+0.34%)
May 23, 2011	38.37	38.37	38.03	38.18	20,530	-0.87(-2.23%)
May 20, 2011	39.22	39.24	38.68	39.05	14,825	-0.25(-0.64%)
May 19, 2011	39.28	39.45	39.07	39.30	9,645	+0.17(+0.42%)
May 18, 2011	38.43	39.13	38.38	39.13	28,138	+0.87(+2.28%)
May 17, 2011	38.50	38.58	37.99	38.26	50,504	-0.39(-1.01%)
May 16, 2011	38.89	39.35	38.61	38.65	32,167	-0.34(-0.87%)
May 13, 2011	39.56	39.56	38.91	38.99	29,153	-0.42(-1.07%)
May 12, 2011	39.37	39.56	38.88	39.41	21,293	-0.09(-0.23%)
May 11, 2011	40.23	40.23	39.30	39.50	29,013	-0.72(-1.79%)
May 10, 2011	39.89	40.29	39.86	40.22	11,418	+0.50(+1.26%)
May 09, 2011	39.29	39.81	39.29	39.72	12,120	+0.48(+1.22%)
May 06, 2011	39.28	39.72	39.09	39.24	14,002	+0.51(+1.32%)
May 05, 2011	38.82	39.18	38.60	38.73	28,167	-0.31(-0.79%)
May 04, 2011	39.77	39.77	38.75	39.04	26,524	-0.63(-1.59%)
May 03, 2011	40.24	40.27	39.38	39.67	13,805	-0.78(-1.93%)
May 02, 2011	40.40	40.45	40.35	40.45	25,436	-0.28(-0.69%)
Apr 29, 2011	40.52	40.75	40.46	40.73	22,592	+0.32(+0.79%)
Apr 28, 2011	40.41	40.52	40.19	40.41	58,434	+0.05(+0.12%)
Apr 27, 2011	40.45	40.45	39.82	40.36	12,236	+0.01(+0.02%)
Apr 26, 2011	39.98	40.51	39.79	40.35	16,349	+0.53(+1.33%)
Apr 25, 2011	39.90	39.97	39.61	39.82	44,144	-0.10(-0.25%)
Apr 21, 2011	39.56	39.92	39.50	39.92	69,195	+0.57(+1.45%)
Apr 20, 2011	39.32	39.48	39.18	39.35	23,946	+0.74(+1.92%)
Apr 19, 2011	38.36	38.67	38.32	38.61	11,047	+0.28(+0.73%)
Apr 18, 2011	38.49	38.49	38.00	38.33	21,980	-0.43(-1.11%)
Apr 15, 2011	38.59	38.88	38.39	38.76	26,186	+0.27(+0.70%)
Apr 14, 2011	38.00	38.52	38.00	38.49	26,745	+0.13(+0.34%)
Apr 13, 2011	38.54	38.75	38.05	38.36	14,460	+0.08(+0.21%)
Apr 12, 2011	38.55	38.66	38.23	38.28	14,330	-0.59(-1.52%)
Apr 11, 2011	39.18	39.79	38.76	38.87	18,090	-0.55(-1.40%)
Apr 08, 2011	39.99	39.99	39.30	39.42	15,352	-0.25(-0.63%)
Apr 07, 2011	39.77	39.99	39.52	39.67	43,755	-0.06(-0.15%)
Apr 06, 2011	40.39	40.39	39.59	39.73	41,934	-0.20(-0.50%)
Apr 05, 2011	39.83	40.10	39.46	39.93	27,248	+0.35(+0.88%)
Apr 04, 2011	39.66	39.66	39.39	39.58	27,655	+0.32(+0.82%)
Apr 01, 2011	39.30	39.50	39.14	39.26	21,804	+0.19(+0.49%)
Mar 31, 2011	39.17	39.17	38.97	39.07	33,277	+0.13(+0.33%)
Mar 30, 2011	39.02	39.02	38.52	38.94	72,255	+0.46(+1.20%)
Mar 29, 2011	38.19	38.49	37.95	38.48	17,816	+0.40(+1.05%)
Mar 28, 2011	38.50	38.50	38.07	38.08	17,853	-0.20(-0.52%)
Mar 25, 2011	38.15	38.58	38.03	38.28	31,851	+0.36(+0.95%)
Mar 24, 2011	38.16	38.16	37.59	37.92	29,454	+0.24(+0.64%)
Mar 23, 2011	37.16	37.77	37.10	37.68	20,516	+0.36(+0.96%)
Mar 22, 2011	37.65	37.69	37.18	37.32	23,330	-0.10(-0.26%)
Mar 21, 2011	37.34	37.42	37.21	37.42	12,247	+0.83(+2.26%)
Mar 18, 2011	36.82	36.92	36.58	36.59	47,253	+0.33(+0.91%)
Mar 17, 2011	36.35	36.62	36.25	36.26	8,374	+0.29(+0.80%)
Mar 16, 2011	36.48	36.49	35.69	35.97	17,375	-0.46(-1.27%)
Mar 15, 2011	36.19	36.50	36.13	36.44	20,049	-0.17(-0.46%)
Mar 14, 2011	36.55	36.71	36.31	36.60	13,044	+0.31(+0.86%)
Mar 11, 2011	36.28	36.34	35.42	36.29	24,800	+0.23(+0.64%)
Mar 10, 2011	36.74	36.74	35.94	36.06	24,376	-0.94(-2.54%)
Mar 09, 2011	36.94	37.11	36.82	37.00	25,287	-0.18(-0.48%)
Mar 08, 2011	36.85	37.46	36.61	37.18	15,527	+0.35(+0.95%)
Mar 07, 2011	37.24	37.71	36.62	36.83	20,626	-0.35(-0.95%)
Mar 04, 2011	37.56	37.69	37.12	37.18	4,387	-0.51(-1.34%)
Mar 03, 2011	37.18	37.76	37.17	37.69	10,443	+0.99(+2.70%)
Mar 02, 2011	36.91	36.91	36.41	36.70	37,710	+0.04(+0.11%)

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