Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	62.98	63.07	62.55	62.74	155,415	-0.30(-0.48%)
Apr 27, 2012	63.04	63.22	62.46	63.05	104,217	+0.34(+0.54%)
Apr 26, 2012	61.94	62.79	61.94	62.71	67,874	+0.62(+1.00%)
Apr 25, 2012	61.68	62.08	61.58	62.08	66,349	+1.21(+1.98%)
Apr 24, 2012	61.30	61.30	60.64	60.88	110,839	-0.40(-0.66%)
Apr 23, 2012	61.00	61.31	60.58	61.28	91,664	-0.60(-0.98%)
Apr 20, 2012	62.25	62.31	61.88	61.88	97,686	-0.13(-0.21%)
Apr 19, 2012	62.28	62.83	61.64	62.01	85,273	-0.19(-0.31%)
Apr 18, 2012	61.89	62.39	61.86	62.20	62,256	-0.14(-0.22%)
Apr 17, 2012	61.70	62.52	61.70	62.34	84,909	+1.09(+1.78%)
Apr 16, 2012	61.90	61.98	61.01	61.25	87,788	-0.31(-0.51%)
Apr 13, 2012	61.96	62.11	61.48	61.56	94,439	-0.63(-1.02%)
Apr 12, 2012	61.23	62.29	61.18	62.19	66,470	+1.03(+1.69%)
Apr 11, 2012	61.13	61.40	61.07	61.16	80,483	+0.65(+1.07%)
Apr 10, 2012	61.80	61.93	60.39	60.51	183,787	-1.38(-2.23%)
Apr 09, 2012	61.75	62.05	61.56	61.89	101,997	-0.85(-1.36%)
Apr 05, 2012	62.49	63.00	62.49	62.74	101,088	+0.04(+0.06%)
Apr 04, 2012	62.95	63.12	62.43	62.71	173,009	-0.95(-1.50%)
Apr 03, 2012	63.53	63.84	63.23	63.66	157,767	-0.01(-0.01%)
Apr 02, 2012	63.04	63.91	62.96	63.67	169,490	+0.59(+0.94%)
Mar 30, 2012	63.27	63.39	62.76	63.07	167,495	+0.19(+0.31%)
Mar 29, 2012	62.43	62.99	62.18	62.88	82,059	+0.03(+0.04%)
Mar 28, 2012	63.47	63.54	62.42	62.85	142,631	-0.68(-1.07%)
Mar 27, 2012	63.88	63.89	63.49	63.53	300,525	-0.29(-0.46%)
Mar 26, 2012	63.56	63.82	63.36	63.82	125,653	+0.93(+1.48%)
Mar 23, 2012	62.71	62.96	62.18	62.89	85,280	+0.25(+0.39%)
Mar 22, 2012	62.60	62.82	62.31	62.64	97,831	-0.60(-0.94%)
Mar 21, 2012	63.16	63.45	62.96	63.24	111,854	+0.23(+0.36%)
Mar 20, 2012	63.01	63.11	62.77	63.01	102,626	-0.48(-0.76%)
Mar 19, 2012	63.17	63.72	63.08	63.49	112,171	+0.22(+0.35%)
Mar 16, 2012	63.17	63.39	63.11	63.28	106,927	+0.11(+0.17%)
Mar 15, 2012	62.75	63.17	62.56	63.17	80,437	+0.46(+0.73%)
Mar 14, 2012	63.08	63.19	62.55	62.71	130,311	-0.39(-0.62%)
Mar 13, 2012	62.42	63.11	62.16	63.10	1,182,929	+1.10(+1.77%)
Mar 12, 2012	62.34	62.38	61.87	62.00	74,683	-0.27(-0.44%)
Mar 09, 2012	62.00	62.50	61.91	62.28	84,040	+0.34(+0.56%)
Mar 08, 2012	61.59	62.07	61.31	61.93	126,607	+0.81(+1.32%)
Mar 07, 2012	60.67	61.23	60.67	61.12	90,068	+0.61(+1.01%)
Mar 06, 2012	60.90	60.94	60.28	60.51	214,073	-1.16(-1.88%)
Mar 05, 2012	62.13	62.13	61.46	61.67	166,378	-0.53(-0.85%)
Mar 02, 2012	62.54	62.64	61.94	62.20	54,884	-0.38(-0.61%)
Mar 01, 2012	62.15	62.64	62.02	62.59	74,975	+0.69(+1.11%)
Feb 29, 2012	62.40	62.57	61.84	61.90	109,907	-0.46(-0.73%)
Feb 28, 2012	62.56	62.66	62.05	62.36	116,663	-0.12(-0.19%)
Feb 27, 2012	61.98	62.65	61.75	62.48	98,936	+0.09(+0.15%)
Feb 24, 2012	62.44	62.65	62.30	62.39	105,226	+0.09(+0.15%)
Feb 23, 2012	61.76	62.30	61.54	62.30	157,314	+0.54(+0.87%)
Feb 22, 2012	61.76	62.06	61.62	61.76	344,287	-0.12(-0.19%)
Feb 21, 2012	62.31	62.38	61.66	61.88	106,746	-0.24(-0.38%)
Feb 17, 2012	62.48	62.48	61.98	62.11	56,696	-0.02(-0.03%)
Feb 16, 2012	61.45	62.21	61.40	62.13	100,049	+0.73(+1.19%)
Feb 15, 2012	61.98	62.00	61.28	61.40	105,756	-0.27(-0.43%)
Feb 14, 2012	61.29	61.68	61.29	61.66	92,560	+0.18(+0.30%)
Feb 13, 2012	61.60	61.65	61.03	61.48	57,053	+0.50(+0.83%)
Feb 10, 2012	60.84	61.10	60.66	60.98	92,140	-0.59(-0.95%)
Feb 09, 2012	61.48	61.60	60.98	61.56	60,369	+0.29(+0.48%)
Feb 08, 2012	61.20	61.48	60.90	61.27	86,564	+0.20(+0.33%)
Feb 07, 2012	60.85	61.15	60.53	61.07	70,076	+0.11(+0.18%)
Feb 06, 2012	60.51	60.96	60.39	60.96	60,847	+0.16(+0.27%)
Feb 03, 2012	60.64	60.82	60.45	60.80	161,922	+0.94(+1.57%)
Feb 02, 2012	59.80	60.16	59.66	59.85	112,128	+0.15(+0.25%)

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