Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	50.02	51.14	49.87	50.49	272,109	+0.82(+1.65%)
Apr 28, 2011	49.50	49.77	49.22	49.67	174,993	+0.16(+0.32%)
Apr 27, 2011	48.39	50.92	48.39	49.51	373,159	+2.04(+4.30%)
Apr 26, 2011	47.61	47.87	47.34	47.47	146,487	-0.04(-0.08%)
Apr 25, 2011	47.62	47.72	47.10	47.51	73,502	-0.19(-0.40%)
Apr 21, 2011	47.75	47.79	47.37	47.70	80,483	-0.04(-0.08%)
Apr 20, 2011	47.44	47.99	47.27	47.74	184,319	+1.08(+2.31%)
Apr 19, 2011	47.09	47.35	46.40	46.66	138,506	-0.16(-0.34%)
Apr 18, 2011	47.20	47.64	46.53	46.82	127,724	-1.28(-2.66%)
Apr 15, 2011	48.01	48.46	47.83	48.10	163,712	-0.02(-0.04%)
Apr 14, 2011	47.77	48.14	47.24	48.12	107,247	-0.10(-0.21%)
Apr 13, 2011	49.31	49.31	47.65	48.22	121,471	-0.88(-1.79%)
Apr 12, 2011	49.41	49.83	49.04	49.10	91,092	-0.89(-1.78%)
Apr 11, 2011	50.20	50.41	49.85	49.99	117,868	-0.25(-0.50%)
Apr 08, 2011	51.71	51.84	50.07	50.24	97,024	-1.11(-2.16%)
Apr 07, 2011	51.97	52.42	51.27	51.35	83,764	-0.51(-0.98%)
Apr 06, 2011	51.83	52.09	51.74	51.86	62,043	+0.33(+0.64%)
Apr 05, 2011	51.50	52.19	51.29	51.53	84,885	-0.16(-0.31%)
Apr 04, 2011	51.89	51.89	51.40	51.69	82,419	-0.01(-0.02%)
Apr 01, 2011	52.00	52.45	51.48	51.70	98,843	-0.01(-0.02%)
Mar 31, 2011	50.97	51.85	50.97	51.71	77,788	+0.56(+1.09%)
Mar 30, 2011	50.96	51.29	50.78	51.15	113,098	+0.47(+0.93%)
Mar 29, 2011	50.48	50.84	50.33	50.68	134,728	+0.11(+0.22%)
Mar 28, 2011	50.90	51.06	50.40	50.57	122,064	-0.32(-0.63%)
Mar 25, 2011	51.12	51.50	50.33	50.89	159,532	-0.06(-0.12%)
Mar 24, 2011	51.30	51.49	50.80	50.95	90,202	+0.02(+0.04%)
Mar 23, 2011	51.08	51.27	50.54	50.93	125,610	-0.37(-0.72%)
Mar 22, 2011	51.19	51.44	50.94	51.30	78,796	-0.01(-0.02%)
Mar 21, 2011	51.42	51.44	51.07	51.31	119,634	+1.20(+2.39%)
Mar 18, 2011	49.53	50.41	49.53	50.11	264,483	+1.02(+2.08%)
Mar 17, 2011	49.69	49.91	49.06	49.09	117,170	+0.30(+0.61%)
Mar 16, 2011	49.18	49.49	48.50	48.79	143,465	-0.64(-1.29%)
Mar 15, 2011	48.96	49.74	48.90	49.43	148,530	-0.34(-0.68%)
Mar 14, 2011	49.58	50.21	48.64	49.77	128,158	-0.38(-0.76%)
Mar 11, 2011	50.00	50.36	49.51	50.15	270,384	-0.21(-0.42%)
Mar 10, 2011	51.40	51.40	50.11	50.36	137,910	-1.79(-3.43%)
Mar 09, 2011	51.98	52.31	51.65	52.15	74,747	+0.21(+0.40%)
Mar 08, 2011	50.60	52.42	50.39	51.94	91,106	+1.40(+2.77%)
Mar 07, 2011	51.43	51.51	50.03	50.54	127,969	-0.80(-1.56%)
Mar 04, 2011	52.36	52.36	50.81	51.34	155,797	-1.05(-2.00%)
Mar 03, 2011	51.44	52.96	51.26	52.39	183,310	+1.44(+2.83%)
Mar 02, 2011	50.88	51.34	50.34	50.95	129,582	+0.02(+0.04%)
Mar 01, 2011	52.62	52.71	50.89	50.93	248,903	-1.44(-2.75%)
Feb 28, 2011	52.78	52.87	52.29	52.37	195,140	-0.20(-0.38%)
Feb 25, 2011	51.84	52.62	51.84	52.57	164,632	+1.05(+2.04%)
Feb 24, 2011	50.48	51.76	50.34	51.52	258,079	+1.04(+2.06%)
Feb 23, 2011	51.38	51.81	50.41	50.48	224,151	-0.83(-1.62%)
Feb 22, 2011	51.97	52.34	51.19	51.31	243,007	-1.06(-2.02%)
Feb 18, 2011	51.98	53.35	51.71	52.37	239,238	+0.69(+1.34%)
Feb 17, 2011	50.63	51.92	50.55	51.68	202,143	+0.92(+1.81%)
Feb 16, 2011	50.59	50.90	50.40	50.76	67,488	+0.38(+0.75%)
Feb 15, 2011	50.57	50.92	50.08	50.38	162,503	-0.29(-0.57%)
Feb 14, 2011	50.51	50.88	50.48	50.67	125,554	+0.13(+0.26%)
Feb 11, 2011	49.70	50.58	49.70	50.54	163,790	+0.82(+1.65%)
Feb 10, 2011	48.89	49.89	48.89	49.72	137,785	+0.35(+0.71%)
Feb 09, 2011	49.40	49.73	49.03	49.37	109,186	-0.31(-0.62%)
Feb 08, 2011	49.26	49.70	48.92	49.68	113,568	+0.46(+0.93%)
Feb 07, 2011	48.81	49.41	48.76	49.22	165,239	+0.37(+0.76%)
Feb 04, 2011	47.85	49.09	47.66	48.85	195,742	+0.85(+1.77%)
Feb 03, 2011	48.32	48.32	47.49	48.00	98,488	-0.27(-0.56%)
Feb 02, 2011	47.93	48.56	47.93	48.27	123,107	+0.08(+0.17%)

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