Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	75.10	75.21	74.72	75.12	634,823	-0.80(-1.06%)
Apr 27, 2012	75.59	76.21	75.49	75.92	443,393	+0.32(+0.42%)
Apr 26, 2012	75.31	75.68	75.21	75.60	544,156	+0.20(+0.27%)
Apr 25, 2012	75.18	75.54	75.06	75.40	1,039,537	+0.56(+0.74%)
Apr 24, 2012	74.60	75.14	74.52	74.84	650,712	+0.08(+0.11%)
Apr 23, 2012	74.80	74.84	74.02	74.76	639,743	-0.84(-1.11%)
Apr 20, 2012	75.98	75.98	75.36	75.60	1,185,056	+0.04(+0.05%)
Apr 19, 2012	75.65	75.91	75.13	75.56	913,884	+0.50(+0.66%)
Apr 18, 2012	75.01	75.20	74.63	75.07	906,957	+0.98(+1.32%)
Apr 17, 2012	74.26	74.47	73.68	74.09	1,085,317	+1.32(+1.82%)
Apr 16, 2012	72.92	73.05	72.45	72.76	925,925	+0.82(+1.15%)
Apr 13, 2012	72.09	72.12	71.54	71.94	716,735	-0.71(-0.97%)
Apr 12, 2012	72.08	73.06	72.04	72.64	722,225	+1.23(+1.73%)
Apr 11, 2012	70.99	71.50	70.94	71.41	696,232	+0.77(+1.08%)
Apr 10, 2012	71.88	71.94	70.45	70.65	884,009	-0.87(-1.22%)
Apr 09, 2012	71.31	71.70	71.10	71.52	327,616	-0.23(-0.32%)
Apr 05, 2012	71.62	71.87	71.37	71.75	830,875	-0.19(-0.26%)
Apr 04, 2012	72.07	72.42	71.25	71.93	1,408,579	-0.86(-1.18%)
Apr 03, 2012	73.25	73.56	72.45	72.79	619,108	-0.96(-1.30%)
Apr 02, 2012	72.35	73.92	72.21	73.75	1,013,670	+2.07(+2.88%)
Mar 30, 2012	71.65	71.81	71.35	71.69	766,046	-0.27(-0.38%)
Mar 29, 2012	71.46	71.97	71.31	71.96	484,213	-0.01(-0.01%)
Mar 28, 2012	72.52	72.56	71.68	71.97	454,740	-0.65(-0.90%)
Mar 27, 2012	72.70	72.80	72.43	72.62	440,931	-0.27(-0.38%)
Mar 26, 2012	72.76	73.02	72.64	72.90	722,903	+1.43(+2.01%)
Mar 23, 2012	71.17	71.53	70.74	71.46	613,441	-0.17(-0.24%)
Mar 22, 2012	71.40	71.78	71.37	71.63	497,522	-0.27(-0.38%)
Mar 21, 2012	71.60	72.03	71.50	71.91	463,586	+0.40(+0.56%)
Mar 20, 2012	71.51	71.51	70.91	71.51	502,681	+0.06(+0.08%)
Mar 19, 2012	71.47	71.66	71.38	71.45	680,536	-0.07(-0.09%)
Mar 16, 2012	71.94	72.09	71.36	71.52	761,815	+0.16(+0.22%)
Mar 15, 2012	71.41	71.51	71.00	71.36	882,691	-0.46(-0.64%)
Mar 14, 2012	71.98	72.06	71.51	71.82	1,081,148	-0.80(-1.10%)
Mar 13, 2012	71.70	72.62	71.69	72.62	601,794	+0.65(+0.91%)
Mar 12, 2012	71.85	72.31	71.71	71.97	623,435	+0.01(+0.01%)
Mar 09, 2012	71.80	71.99	71.45	71.96	429,529	+0.32(+0.45%)
Mar 08, 2012	71.25	71.67	71.20	71.64	636,866	+1.06(+1.51%)
Mar 07, 2012	70.52	70.80	70.40	70.58	790,406	+0.22(+0.31%)
Mar 06, 2012	71.05	71.09	70.27	70.36	1,179,483	-1.75(-2.43%)
Mar 05, 2012	72.09	72.28	71.68	72.12	1,239,983	+1.05(+1.48%)
Mar 02, 2012	71.07	71.13	70.64	71.06	552,080	-0.72(-1.00%)
Mar 01, 2012	71.42	71.99	71.40	71.78	783,115	+0.79(+1.12%)
Feb 29, 2012	71.16	71.32	70.87	70.99	1,060,107	+0.64(+0.91%)
Feb 28, 2012	69.82	70.36	69.70	70.35	640,220	+0.70(+1.00%)
Feb 27, 2012	69.11	69.91	69.01	69.65	479,695	+0.15(+0.21%)
Feb 24, 2012	69.60	69.72	69.40	69.50	766,311	+0.29(+0.42%)
Feb 23, 2012	69.01	69.34	68.78	69.21	443,598	+0.15(+0.21%)
Feb 22, 2012	68.83	69.22	68.78	69.06	509,884	+0.31(+0.45%)
Feb 21, 2012	69.07	69.11	68.72	68.75	677,171	-1.02(-1.46%)
Feb 17, 2012	69.58	69.81	69.36	69.78	560,855	-0.21(-0.30%)
Feb 16, 2012	69.10	69.99	69.03	69.99	784,032	+1.00(+1.45%)
Feb 15, 2012	69.51	69.54	68.70	68.99	1,432,184	-0.58(-0.83%)
Feb 14, 2012	69.49	69.57	68.97	69.57	883,580	+0.10(+0.15%)
Feb 13, 2012	69.21	69.62	69.09	69.47	1,079,722	+0.84(+1.23%)
Feb 10, 2012	68.61	68.65	68.34	68.62	800,239	+0.28(+0.41%)
Feb 09, 2012	68.34	68.39	67.81	68.34	644,876	+0.26(+0.39%)
Feb 08, 2012	68.32	68.44	67.73	68.08	663,602	-0.73(-1.06%)
Feb 07, 2012	68.36	68.87	68.22	68.81	837,987	+0.46(+0.68%)
Feb 06, 2012	68.17	68.51	68.07	68.34	790,960	+0.12(+0.17%)
Feb 03, 2012	67.36	68.32	67.17	68.22	1,541,750	+1.67(+2.51%)
Feb 02, 2012	66.27	66.62	66.13	66.56	490,529	-0.15(-0.23%)

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