Date	Open	High	Low	Close	Volume	Change (%)
Dec 31, 2010	51.78	51.87	51.68	51.82	755,991	+0.09(+0.18%)
Dec 30, 2010	51.65	51.74	51.64	51.73	1,140,493	+0.01(+0.03%)
Dec 29, 2010	51.66	51.74	51.57	51.72	2,316,955	+0.27(+0.52%)
Dec 28, 2010	51.66	51.69	51.45	51.45	1,566,058	-0.18(-0.35%)
Dec 27, 2010	51.49	51.66	51.47	51.63	1,464,927	+0.09(+0.17%)
Dec 23, 2010	51.40	51.57	51.35	51.54	1,094,080	+0.23(+0.45%)
Dec 22, 2010	51.38	51.41	51.31	51.31	1,763,738	-0.08(-0.15%)
Dec 21, 2010	51.40	51.45	51.32	51.38	1,965,689	+0.06(+0.12%)
Dec 20, 2010	51.24	51.37	51.17	51.32	1,840,029	+0.09(+0.17%)
Dec 17, 2010	51.03	51.23	50.96	51.23	1,780,940	+0.27(+0.53%)
Dec 16, 2010	50.76	51.00	50.75	50.96	1,084,042	+0.18(+0.35%)
Dec 15, 2010	51.01	51.04	50.76	50.78	1,413,713	-0.26(-0.50%)
Dec 14, 2010	50.92	51.04	50.82	51.04	1,928,074	+0.26(+0.50%)
Dec 13, 2010	51.03	51.08	50.78	50.78	2,601,474	-0.18(-0.35%)
Dec 10, 2010	51.13	51.15	50.96	50.96	2,042,470	-0.08(-0.15%)
Dec 09, 2010	51.22	51.22	51.04	51.04	2,095,126	-0.22(-0.42%)
Dec 08, 2010	51.24	51.26	51.05	51.26	3,268,807	+0.10(+0.20%)
Dec 07, 2010	51.27	51.27	51.10	51.15	1,937,080	+0.17(+0.33%)
Dec 06, 2010	51.01	51.05	50.90	50.98	2,597,982	-0.09(-0.18%)
Dec 03, 2010	50.71	51.08	50.71	51.08	3,615,564	+0.26(+0.50%)
Dec 02, 2010	50.86	50.91	50.72	50.82	2,077,358	+0.00(+0.00%)

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