Date	Open	High	Low	Close	Volume	Change (%)
Dec 31, 2010	71.58	72.13	71.57	71.88	880,008	+0.36(+0.50%)
Dec 30, 2010	71.53	71.63	71.28	71.52	691,463	-0.15(-0.20%)
Dec 29, 2010	70.95	71.79	70.85	71.67	1,777,958	+0.80(+1.12%)
Dec 28, 2010	71.50	71.53	70.87	70.87	1,246,720	-0.75(-1.05%)
Dec 27, 2010	71.35	71.65	71.15	71.62	532,753	+0.28(+0.39%)
Dec 23, 2010	71.48	71.48	71.25	71.35	707,454	-0.25(-0.35%)
Dec 22, 2010	71.76	71.79	71.50	71.60	404,186	-0.20(-0.28%)
Dec 21, 2010	71.77	71.80	71.42	71.80	1,110,404	+0.15(+0.21%)
Dec 20, 2010	71.92	72.10	71.48	71.64	1,052,169	-0.01(-0.01%)
Dec 17, 2010	71.22	71.73	71.15	71.65	1,781,935	+0.61(+0.86%)
Dec 16, 2010	70.65	71.06	70.34	71.04	1,768,003	+0.42(+0.60%)
Dec 15, 2010	71.09	71.22	70.37	70.62	2,449,672	-0.29(-0.41%)
Dec 14, 2010	71.37	71.54	70.68	70.91	2,458,401	-0.76(-1.06%)
Dec 13, 2010	71.33	71.87	71.22	71.67	1,731,832	+0.23(+0.32%)
Dec 10, 2010	71.81	71.90	71.44	71.44	1,311,847	-0.61(-0.85%)
Dec 09, 2010	72.08	72.22	71.75	72.05	2,178,517	+0.15(+0.21%)
Dec 08, 2010	72.02	72.05	71.39	71.90	2,820,600	-0.62(-0.85%)
Dec 07, 2010	73.09	73.16	72.34	72.51	1,748,031	-1.22(-1.66%)
Dec 06, 2010	73.63	73.75	73.48	73.74	1,180,417	+0.46(+0.63%)
Dec 03, 2010	73.74	73.77	73.20	73.28	490,088	+0.01(+0.01%)
Dec 02, 2010	73.41	73.62	73.26	73.27	1,287,036	-0.18(-0.25%)

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