Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	51.73	52.16	51.73	52.04	13,897	+0.18(+0.34%)
Apr 27, 2012	51.84	51.90	51.84	51.86	4,190	-0.00(-0.01%)
Apr 26, 2012	51.76	51.91	51.76	51.86	27,557	+0.03(+0.05%)
Apr 25, 2012	51.90	51.90	51.76	51.84	33,634	+0.06(+0.12%)
Apr 24, 2012	51.79	51.79	51.71	51.77	5,346	-0.02(-0.04%)
Apr 23, 2012	51.99	51.99	51.79	51.80	3,619	-0.12(-0.24%)
Apr 20, 2012	52.50	52.50	51.87	51.92	11,273	+0.03(+0.07%)
Apr 19, 2012	51.94	51.98	51.89	51.89	54,908	-0.01(-0.03%)
Apr 18, 2012	51.82	51.94	51.82	51.90	4,852	+0.07(+0.13%)
Apr 17, 2012	51.83	51.83	51.80	51.83	9,936	+0.06(+0.11%)
Apr 16, 2012	54.77	51.78	51.76	51.78	10,179	+0.05(+0.09%)
Apr 13, 2012	51.77	51.77	51.73	51.73	3,160	+0.03(+0.05%)
Apr 12, 2012	51.68	51.70	51.68	51.70	4,231	+0.08(+0.15%)
Apr 11, 2012	51.90	51.90	51.59	51.62	13,222	+0.00(+0.00%)
Apr 10, 2012	51.99	51.99	51.62	51.62	5,751	-0.17(-0.33%)
Apr 09, 2012	52.03	52.03	51.73	51.80	46,836	+0.05(+0.09%)
Apr 05, 2012	51.79	51.80	51.75	51.75	6,882	-0.03(-0.05%)
Apr 04, 2012	51.89	51.89	51.78	51.78	15,047	-0.10(-0.20%)
Apr 03, 2012	51.89	51.92	51.87	51.88	9,735	-0.00(-0.00%)
Apr 02, 2012	51.94	51.94	51.80	51.88	10,025	+0.01(+0.03%)
Mar 30, 2012	51.96	51.96	51.87	51.87	7,249	-0.06(-0.11%)
Mar 29, 2012	51.95	51.95	51.88	51.92	13,895	-0.15(-0.29%)
Mar 28, 2012	51.96	52.09	51.94	52.07	27,333	+0.11(+0.22%)
Mar 27, 2012	51.94	51.97	51.93	51.96	13,726	+0.02(+0.05%)
Mar 26, 2012	51.96	51.96	51.90	51.93	37,149	-0.00(-0.00%)
Mar 23, 2012	51.95	51.95	51.90	51.94	7,585	-0.05(-0.09%)
Mar 22, 2012	51.97	51.98	51.95	51.98	9,177	-0.04(-0.08%)
Mar 21, 2012	52.00	52.07	51.97	52.03	3,962	+0.02(+0.04%)
Mar 20, 2012	52.01	52.02	52.00	52.01	18,462	-0.06(-0.11%)
Mar 19, 2012	52.05	52.18	52.05	52.07	15,300	+0.01(+0.03%)
Mar 16, 2012	51.98	52.05	51.98	52.05	15,144	+0.07(+0.13%)
Mar 15, 2012	52.00	52.00	51.97	51.98	24,813	-0.12(-0.23%)
Mar 14, 2012	52.16	52.17	52.10	52.10	261,870	-0.03(-0.07%)
Mar 13, 2012	52.15	52.15	52.06	52.14	85,583	+0.08(+0.16%)
Mar 12, 2012	58.41	52.08	52.05	52.05	55,268	+0.03(+0.05%)
Mar 09, 2012	52.00	52.07	52.00	52.02	13,179	+0.08(+0.15%)

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