Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	55.11	55.35	54.30	54.64	630,241	-0.78(-1.40%)
Apr 27, 2012	54.73	55.66	54.72	55.42	777,777	+0.92(+1.69%)
Apr 26, 2012	53.72	54.80	53.57	54.50	627,694	+0.48(+0.88%)
Apr 25, 2012	53.92	54.28	53.51	54.02	731,582	+1.11(+2.10%)
Apr 24, 2012	53.71	53.85	52.81	52.91	829,485	-0.99(-1.83%)
Apr 23, 2012	52.44	54.03	52.23	53.89	823,263	-0.86(-1.57%)
Apr 20, 2012	53.18	55.34	52.81	54.76	1,991,166	+1.43(+2.68%)
Apr 19, 2012	54.36	54.80	52.10	53.33	1,648,079	-1.27(-2.33%)
Apr 18, 2012	53.35	55.27	53.07	54.60	1,386,098	+0.95(+1.76%)
Apr 17, 2012	53.63	54.28	53.33	53.65	549,055	+0.63(+1.18%)
Apr 16, 2012	52.76	53.38	52.16	53.02	686,155	+0.44(+0.83%)
Apr 13, 2012	53.08	53.46	52.56	52.59	438,321	-0.73(-1.37%)
Apr 12, 2012	51.97	53.61	51.96	53.32	447,570	+1.46(+2.81%)
Apr 11, 2012	52.20	52.47	51.62	51.86	623,643	+0.56(+1.09%)
Apr 10, 2012	52.74	53.04	51.23	51.30	754,794	-1.44(-2.73%)
Apr 09, 2012	51.81	52.84	51.70	52.74	740,676	+0.01(+0.02%)
Apr 05, 2012	53.08	53.88	52.66	52.73	601,147	-0.52(-0.97%)
Apr 04, 2012	53.32	53.88	53.02	53.25	1,130,054	-0.65(-1.21%)
Apr 03, 2012	54.55	54.77	53.46	53.90	606,063	-0.64(-1.17%)
Apr 02, 2012	53.26	54.81	53.12	54.54	821,787	+1.05(+1.97%)
Mar 30, 2012	53.89	54.04	52.97	53.48	389,921	+0.19(+0.36%)
Mar 29, 2012	52.51	53.42	52.17	53.29	391,174	+0.44(+0.84%)
Mar 28, 2012	53.96	53.96	52.52	52.85	457,681	-1.23(-2.27%)
Mar 27, 2012	53.92	54.40	53.89	54.08	279,814	+0.20(+0.37%)
Mar 26, 2012	52.95	53.88	52.94	53.88	485,778	+1.44(+2.74%)
Mar 23, 2012	53.16	53.17	52.15	52.44	832,852	-0.64(-1.20%)
Mar 22, 2012	53.21	53.52	52.66	53.07	583,576	-0.71(-1.32%)
Mar 21, 2012	53.76	54.20	53.51	53.79	562,071	+0.22(+0.41%)
Mar 20, 2012	53.45	53.76	52.87	53.57	517,093	-0.30(-0.56%)
Mar 19, 2012	53.70	54.35	53.17	53.87	430,006	+0.01(+0.02%)
Mar 16, 2012	54.21	54.38	53.58	53.86	776,907	-0.19(-0.36%)
Mar 15, 2012	53.55	54.11	53.42	54.05	802,751	+0.58(+1.08%)
Mar 14, 2012	53.26	53.55	53.02	53.48	657,464	+0.21(+0.39%)
Mar 13, 2012	52.56	53.27	52.23	53.27	940,389	+0.93(+1.77%)
Mar 12, 2012	52.54	52.58	51.99	52.34	412,750	-0.25(-0.48%)
Mar 09, 2012	52.50	53.05	52.19	52.59	416,330	+0.10(+0.19%)
Mar 08, 2012	52.04	52.70	51.74	52.49	511,045	+1.19(+2.33%)
Mar 07, 2012	50.14	51.56	50.12	51.30	1,045,435	+1.21(+2.41%)
Mar 06, 2012	52.86	52.86	49.55	50.09	1,217,187	-1.96(-3.77%)
Mar 05, 2012	54.41	54.43	51.53	52.05	1,369,115	-2.94(-5.34%)
Mar 02, 2012	56.26	56.65	54.76	54.98	781,940	-1.48(-2.63%)
Mar 01, 2012	55.84	56.93	55.61	56.47	533,728	+0.98(+1.77%)
Feb 29, 2012	55.79	56.40	55.39	55.48	869,470	-0.18(-0.31%)
Feb 28, 2012	55.78	56.33	55.33	55.66	341,185	-0.13(-0.24%)
Feb 27, 2012	54.63	56.17	54.25	55.79	570,315	+0.63(+1.13%)
Feb 24, 2012	55.50	55.92	55.07	55.17	530,512	-0.37(-0.66%)
Feb 23, 2012	55.12	55.75	54.93	55.53	496,599	+0.33(+0.59%)
Feb 22, 2012	55.04	55.56	54.46	55.21	500,503	+0.35(+0.64%)
Feb 21, 2012	55.48	55.57	54.46	54.86	410,585	-0.43(-0.77%)
Feb 17, 2012	55.62	55.88	55.12	55.28	484,357	-0.08(-0.15%)
Feb 16, 2012	54.04	55.43	53.93	55.37	614,880	+1.39(+2.58%)
Feb 15, 2012	54.72	54.92	53.55	53.97	1,705,480	-0.45(-0.83%)
Feb 14, 2012	54.86	55.06	53.76	54.42	1,136,687	-0.74(-1.35%)
Feb 13, 2012	54.89	55.50	54.75	55.17	610,487	+0.76(+1.40%)
Feb 10, 2012	54.60	55.05	53.86	54.41	1,066,120	-1.07(-1.92%)
Feb 09, 2012	55.82	57.14	54.77	55.47	696,023	-0.18(-0.33%)
Feb 08, 2012	55.99	56.62	55.33	55.66	427,533	-0.14(-0.25%)
Feb 07, 2012	56.26	56.59	55.52	55.80	921,330	-0.50(-0.89%)
Feb 06, 2012	55.42	56.34	55.05	56.30	647,988	+0.43(+0.76%)
Feb 03, 2012	55.72	56.52	55.47	55.87	921,818	+1.10(+2.01%)
Feb 02, 2012	55.57	55.57	54.69	54.77	821,140	-0.61(-1.10%)

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