Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	61.61	61.72	60.92	61.08	98,999	-0.58(-0.95%)
May 23, 2011	62.11	62.31	61.21	61.67	131,435	-1.28(-2.04%)
May 20, 2011	63.34	63.46	62.71	62.95	72,889	-0.63(-0.99%)
May 19, 2011	63.96	64.10	63.10	63.58	73,347	-0.46(-0.72%)
May 18, 2011	63.35	64.28	63.14	64.04	53,204	+0.72(+1.14%)
May 17, 2011	63.46	63.71	63.07	63.32	60,674	-0.30(-0.48%)
May 16, 2011	64.59	64.59	63.58	63.62	101,283	-1.30(-2.01%)
May 13, 2011	65.96	65.96	64.54	64.93	51,255	-0.93(-1.42%)
May 12, 2011	64.90	65.98	64.56	65.86	72,780	+0.74(+1.14%)
May 11, 2011	66.30	66.33	64.78	65.12	113,818	-1.42(-2.14%)
May 10, 2011	66.45	66.76	66.18	66.54	79,184	+0.45(+0.68%)
May 09, 2011	65.57	66.54	65.35	66.09	82,234	+0.28(+0.42%)
May 06, 2011	65.88	66.65	65.09	65.81	163,231	+0.40(+0.61%)
May 05, 2011	64.24	66.11	64.24	65.42	186,902	+0.89(+1.37%)
May 04, 2011	64.47	64.84	63.86	64.53	171,086	+0.18(+0.29%)
May 03, 2011	63.41	64.45	63.23	64.34	145,199	+0.79(+1.24%)
May 02, 2011	63.62	63.74	63.53	63.56	116,774	-0.78(-1.21%)
Apr 29, 2011	65.29	65.41	63.67	64.34	197,587	-0.91(-1.39%)
Apr 28, 2011	65.05	65.41	64.83	65.24	88,459	+0.18(+0.28%)
Apr 27, 2011	64.19	65.14	64.19	65.06	141,605	+0.84(+1.31%)
Apr 26, 2011	64.20	66.08	63.47	64.22	334,838	+2.43(+3.93%)
Apr 25, 2011	61.99	62.03	60.99	61.79	95,320	-0.56(-0.90%)
Apr 21, 2011	62.63	62.65	62.24	62.35	64,118	+0.11(+0.18%)
Apr 20, 2011	62.05	62.26	61.60	62.24	56,686	+0.93(+1.52%)
Apr 19, 2011	61.70	61.81	60.82	61.30	76,034	-0.17(-0.27%)
Apr 18, 2011	61.61	61.61	61.07	61.47	64,978	-0.79(-1.26%)
Apr 15, 2011	61.18	62.44	61.13	62.26	95,497	+0.91(+1.48%)
Apr 14, 2011	61.04	61.50	60.76	61.35	84,973	-0.09(-0.15%)
Apr 13, 2011	61.98	62.08	60.96	61.44	70,834	-0.39(-0.63%)
Apr 12, 2011	62.11	62.67	61.81	61.83	93,088	-0.79(-1.27%)
Apr 11, 2011	62.38	62.69	62.00	62.63	95,426	+0.21(+0.34%)
Apr 08, 2011	63.53	63.53	62.04	62.41	98,548	-0.88(-1.39%)
Apr 07, 2011	63.46	63.50	62.91	63.29	86,571	-0.04(-0.06%)
Apr 06, 2011	63.41	63.76	63.09	63.33	64,562	+0.04(+0.06%)
Apr 05, 2011	62.96	63.52	62.82	63.29	168,866	+0.18(+0.28%)
Apr 04, 2011	62.03	63.18	62.03	63.12	144,596	+1.04(+1.68%)
Apr 01, 2011	61.84	62.39	61.61	62.07	121,000	+0.53(+0.86%)
Mar 31, 2011	60.99	61.84	60.92	61.55	242,395	+0.55(+0.91%)
Mar 30, 2011	60.33	60.99	60.09	60.99	59,896	+0.77(+1.27%)
Mar 29, 2011	60.11	60.41	59.85	60.22	61,784	+0.06(+0.09%)
Mar 28, 2011	60.10	60.38	59.90	60.17	62,018	+0.15(+0.25%)
Mar 25, 2011	59.88	60.82	59.65	60.02	78,392	+0.39(+0.65%)
Mar 24, 2011	59.78	59.78	59.21	59.63	99,177	+0.00(+0.00%)
Mar 23, 2011	60.05	60.05	59.19	59.63	121,069	-0.55(-0.91%)
Mar 22, 2011	60.70	60.75	59.97	60.18	122,816	-0.34(-0.56%)
Mar 21, 2011	60.57	60.59	60.27	60.52	141,111	+0.44(+0.74%)
Mar 18, 2011	59.22	60.08	59.16	60.08	267,352	+0.88(+1.48%)
Mar 17, 2011	59.60	59.60	58.89	59.20	95,746	+0.32(+0.55%)
Mar 16, 2011	59.32	59.58	58.76	58.87	138,221	-0.35(-0.59%)
Mar 15, 2011	59.23	59.53	59.18	59.23	126,745	-0.34(-0.57%)
Mar 14, 2011	59.59	60.30	59.36	59.57	88,024	-0.44(-0.74%)
Mar 11, 2011	59.95	60.44	59.69	60.01	81,356	-0.06(-0.09%)
Mar 10, 2011	60.80	60.91	60.06	60.07	122,651	-1.35(-2.20%)
Mar 09, 2011	61.45	61.77	61.11	61.42	300,246	-0.22(-0.35%)
Mar 08, 2011	60.46	61.72	60.20	61.64	158,720	+1.28(+2.13%)
Mar 07, 2011	61.37	61.37	60.24	60.35	160,956	-0.92(-1.51%)
Mar 04, 2011	61.13	61.75	60.63	61.28	166,537	+0.39(+0.64%)
Mar 03, 2011	59.93	60.98	59.66	60.89	151,803	+1.38(+2.31%)
Mar 02, 2011	59.21	59.93	59.12	59.51	95,241	+0.20(+0.34%)

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