Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	54.73	54.79	54.24	54.33	70,310	-0.26(-0.48%)
May 23, 2011	54.45	54.85	54.39	54.59	28,774	-0.58(-1.06%)
May 20, 2011	55.52	55.52	54.86	55.18	71,787	-0.52(-0.93%)
May 19, 2011	55.72	55.76	55.37	55.69	24,057	+0.18(+0.32%)
May 18, 2011	54.85	55.52	54.68	55.51	34,820	+0.67(+1.22%)
May 17, 2011	54.66	55.01	54.49	54.84	65,628	-0.07(-0.12%)
May 16, 2011	55.43	55.50	54.86	54.91	33,881	-0.80(-1.43%)
May 13, 2011	56.01	56.12	55.62	55.71	33,778	-0.41(-0.72%)
May 12, 2011	55.50	56.13	55.30	56.12	35,392	+0.45(+0.81%)
May 11, 2011	55.85	56.01	55.32	55.67	44,932	-0.40(-0.71%)
May 10, 2011	55.43	56.18	55.40	56.07	28,522	+0.77(+1.39%)
May 09, 2011	55.25	55.49	55.12	55.29	56,930	+0.08(+0.14%)
May 06, 2011	55.67	55.84	55.12	55.22	28,032	+0.12(+0.22%)
May 05, 2011	54.88	55.64	54.72	55.10	31,093	-0.10(-0.18%)
May 04, 2011	55.41	55.56	54.84	55.20	30,319	-0.21(-0.38%)
May 03, 2011	55.65	55.74	55.19	55.41	47,563	-0.25(-0.44%)
May 02, 2011	55.65	55.71	55.64	55.66	140,450	-0.01(-0.02%)
Apr 29, 2011	55.69	55.83	55.58	55.67	83,477	+0.02(+0.03%)
Apr 28, 2011	55.43	55.75	55.43	55.65	28,654	+0.19(+0.35%)
Apr 27, 2011	55.01	55.51	55.01	55.46	74,795	+0.56(+1.02%)
Apr 26, 2011	54.97	55.09	54.77	54.90	41,608	+0.14(+0.26%)
Apr 25, 2011	54.80	54.82	54.54	54.75	33,418	-0.08(-0.15%)
Apr 21, 2011	54.74	54.84	54.45	54.84	36,116	+0.35(+0.64%)
Apr 20, 2011	54.21	54.65	54.21	54.49	28,449	+0.96(+1.79%)
Apr 19, 2011	53.47	53.54	53.19	53.53	17,204	+0.16(+0.30%)
Apr 18, 2011	53.11	53.37	52.76	53.37	61,150	-0.47(-0.87%)
Apr 15, 2011	53.62	53.94	53.56	53.84	20,199	+0.31(+0.59%)
Apr 14, 2011	53.32	53.57	53.06	53.52	35,646	-0.14(-0.27%)
Apr 13, 2011	53.68	53.77	53.29	53.67	35,031	+0.21(+0.40%)
Apr 12, 2011	53.27	53.62	53.24	53.45	90,769	-0.15(-0.27%)
Apr 11, 2011	53.93	53.93	53.45	53.60	88,573	-0.11(-0.20%)
Apr 08, 2011	54.25	54.30	53.48	53.71	43,327	-0.34(-0.62%)
Apr 07, 2011	54.18	54.39	53.88	54.05	37,452	-0.19(-0.35%)
Apr 06, 2011	54.46	54.71	54.01	54.24	27,215	-0.06(-0.12%)
Apr 05, 2011	53.87	54.52	53.87	54.30	23,211	+0.29(+0.53%)
Apr 04, 2011	53.99	54.21	53.86	54.01	84,331	+0.12(+0.22%)
Apr 01, 2011	53.67	54.25	53.55	53.90	112,655	+0.38(+0.71%)
Mar 31, 2011	53.55	53.63	53.26	53.51	242,037	-0.22(-0.41%)
Mar 30, 2011	53.39	53.74	53.31	53.73	38,832	+0.70(+1.31%)
Mar 29, 2011	52.59	53.09	52.49	53.04	67,073	+0.44(+0.84%)
Mar 28, 2011	53.27	53.27	52.60	52.60	35,357	-0.49(-0.93%)
Mar 25, 2011	53.06	53.45	52.97	53.09	47,205	+0.22(+0.42%)
Mar 24, 2011	52.40	53.01	52.40	52.87	23,191	+0.63(+1.20%)
Mar 23, 2011	51.68	52.28	51.33	52.24	33,070	+0.49(+0.95%)
Mar 22, 2011	52.18	52.23	51.75	51.75	32,885	-0.45(-0.86%)
Mar 21, 2011	52.18	52.25	52.10	52.20	96,709	+0.81(+1.57%)
Mar 18, 2011	52.04	52.04	51.29	51.40	36,886	+0.00(+0.00%)
Mar 17, 2011	52.04	52.04	51.38	51.40	42,499	+0.13(+0.25%)
Mar 16, 2011	51.79	52.08	51.01	51.27	108,842	-0.79(-1.51%)
Mar 15, 2011	51.88	52.37	51.83	52.06	50,143	-0.47(-0.89%)
Mar 14, 2011	52.68	52.86	52.06	52.52	148,036	-0.54(-1.02%)
Mar 11, 2011	52.50	53.26	52.46	53.06	41,996	+0.26(+0.50%)
Mar 10, 2011	52.94	53.13	52.65	52.80	33,723	-0.65(-1.22%)
Mar 09, 2011	53.29	53.62	52.98	53.45	58,933	+0.15(+0.29%)
Mar 08, 2011	52.87	53.48	52.60	53.30	44,213	+0.45(+0.85%)
Mar 07, 2011	53.56	53.70	52.53	52.85	21,733	-0.54(-1.02%)
Mar 04, 2011	53.72	53.75	53.02	53.40	83,810	-0.41(-0.76%)
Mar 03, 2011	53.32	53.88	53.32	53.80	65,089	+0.94(+1.78%)
Mar 02, 2011	52.59	53.01	52.50	52.86	179,803	+0.25(+0.48%)

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