Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	50.14	50.26	50.14	50.26	8,417	-0.02(-0.04%)
May 30, 2012	50.25	50.28	50.24	50.28	1,473	-0.08(-0.15%)
May 29, 2012	50.37	50.37	50.28	50.36	4,127	+0.16(+0.32%)
May 25, 2012	50.14	50.20	50.14	50.20	1,814	-0.07(-0.14%)
May 24, 2012	50.25	50.43	50.25	50.27	8,296	+0.03(+0.05%)
May 23, 2012	50.32	50.32	50.23	50.24	7,262	-0.18(-0.35%)
May 22, 2012	50.41	50.50	50.41	50.42	6,966	+0.19(+0.39%)
May 21, 2012	50.03	50.23	50.03	50.23	17,091	-0.05(-0.10%)
May 18, 2012	50.99	50.99	50.27	50.27	14,413	-0.55(-1.08%)
May 17, 2012	51.03	51.03	50.79	50.82	11,746	-0.22(-0.43%)
May 16, 2012	51.14	51.21	50.99	51.05	13,337	-0.21(-0.42%)
May 15, 2012	51.54	51.54	51.20	51.26	15,875	-0.23(-0.45%)
May 14, 2012	52.05	52.05	51.42	51.49	3,590	-0.18(-0.35%)
May 11, 2012	51.75	51.75	51.63	51.67	41,511	-0.01(-0.01%)
May 10, 2012	51.79	51.79	51.68	51.68	24,235	-0.07(-0.14%)
May 09, 2012	51.92	51.94	51.68	51.75	54,848	-0.21(-0.40%)
May 08, 2012	51.92	52.02	51.92	51.96	90,916	-0.00(-0.00%)
May 07, 2012	51.96	52.00	51.96	51.96	17,953	-0.06(-0.11%)
May 04, 2012	51.99	52.10	51.99	52.02	21,667	+0.03(+0.05%)
May 03, 2012	51.87	52.02	51.87	51.99	158,117	+0.17(+0.32%)
May 02, 2012	51.85	51.90	51.82	51.82	76,394	-0.01(-0.02%)
May 01, 2012	52.02	52.02	51.82	51.84	18,785	+0.02(+0.04%)
Apr 30, 2012	51.51	51.94	51.51	51.82	13,956	+0.18(+0.34%)
Apr 27, 2012	51.62	51.68	51.62	51.64	4,208	-0.00(-0.01%)
Apr 26, 2012	51.53	51.69	51.53	51.64	27,675	+0.03(+0.05%)
Apr 25, 2012	51.68	51.68	51.54	51.62	33,777	+0.06(+0.12%)
Apr 24, 2012	51.57	51.57	51.49	51.55	5,369	-0.02(-0.04%)
Apr 23, 2012	51.77	51.77	51.57	51.58	3,635	-0.12(-0.24%)
Apr 20, 2012	52.27	52.27	51.65	51.70	11,321	+0.03(+0.07%)
Apr 19, 2012	51.71	51.76	51.66	51.67	55,143	-0.01(-0.03%)
Apr 18, 2012	51.60	51.72	51.60	51.68	4,873	+0.07(+0.13%)
Apr 17, 2012	51.61	51.61	51.58	51.61	9,978	+0.06(+0.11%)
Apr 16, 2012	54.53	51.56	51.53	51.55	10,222	+0.05(+0.09%)
Apr 13, 2012	51.55	51.55	51.51	51.51	3,173	+0.03(+0.05%)
Apr 12, 2012	51.46	51.48	51.46	51.48	4,249	+0.08(+0.15%)
Apr 11, 2012	51.68	51.68	51.37	51.40	13,278	+0.00(+0.00%)
Apr 10, 2012	51.77	51.77	51.40	51.40	5,775	-0.17(-0.33%)
Apr 09, 2012	51.81	51.81	51.51	51.58	47,036	+0.05(+0.09%)
Apr 05, 2012	51.57	51.58	51.53	51.53	6,912	-0.03(-0.05%)
Apr 04, 2012	51.67	51.67	51.56	51.56	15,111	-0.10(-0.20%)
Apr 03, 2012	51.67	51.70	51.65	51.66	9,777	-0.00(-0.00%)
Apr 02, 2012	51.71	51.71	51.58	51.66	10,068	+0.01(+0.03%)
Mar 30, 2012	51.73	51.73	51.65	51.65	7,280	-0.06(-0.11%)
Mar 29, 2012	51.73	51.73	51.66	51.70	13,955	-0.15(-0.29%)
Mar 28, 2012	51.74	51.86	51.71	51.85	27,450	+0.11(+0.22%)
Mar 27, 2012	51.71	51.75	51.71	51.74	13,785	+0.02(+0.05%)
Mar 26, 2012	51.74	51.74	51.68	51.71	37,308	-0.00(-0.00%)
Mar 23, 2012	51.73	51.73	51.68	51.71	7,617	-0.05(-0.09%)
Mar 22, 2012	51.75	51.76	51.73	51.76	9,216	-0.04(-0.08%)
Mar 21, 2012	51.78	51.85	51.75	51.80	3,979	+0.02(+0.04%)
Mar 20, 2012	51.79	51.80	51.77	51.79	18,541	-0.06(-0.11%)
Mar 19, 2012	51.83	51.96	51.83	51.84	15,365	+0.01(+0.03%)
Mar 16, 2012	51.76	51.83	51.76	51.83	15,209	+0.07(+0.13%)
Mar 15, 2012	51.78	51.78	51.75	51.76	24,919	-0.12(-0.23%)
Mar 14, 2012	51.94	51.95	51.88	51.88	262,990	-0.03(-0.07%)
Mar 13, 2012	51.93	51.93	51.84	51.91	85,949	+0.08(+0.16%)
Mar 12, 2012	58.16	51.86	51.83	51.83	55,504	+0.03(+0.05%)
Mar 09, 2012	51.78	51.84	51.78	51.80	13,235	+0.08(+0.15%)

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