Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	65.01	65.17	64.45	64.72	8,053	+0.25(+0.38%)
Feb 28, 2012	63.66	64.47	63.66	64.47	3,479	+0.72(+1.13%)
Feb 27, 2012	63.78	64.19	63.75	63.75	2,680	-0.62(-0.96%)
Feb 24, 2012	63.96	64.37	63.96	64.37	14,562	+1.07(+1.69%)
Feb 23, 2012	62.94	63.50	62.82	63.30	9,386	+0.75(+1.20%)
Feb 22, 2012	62.46	62.91	62.45	62.55	9,190	-0.06(-0.10%)
Feb 21, 2012	63.25	63.25	62.61	62.61	1,618	-0.86(-1.35%)
Feb 17, 2012	63.13	63.67	62.80	63.47	188,323	+1.07(+1.71%)
Feb 16, 2012	62.00	62.71	61.50	62.40	2,289	+1.23(+2.01%)
Feb 15, 2012	61.81	62.16	61.17	61.17	5,240	+0.00(+0.00%)
Feb 14, 2012	61.11	61.24	60.67	61.17	7,943	-0.36(-0.59%)
Feb 13, 2012	61.74	61.74	60.80	61.53	7,698	+0.76(+1.25%)
Feb 10, 2012	60.62	61.04	60.60	60.77	12,648	-0.04(-0.07%)
Feb 09, 2012	61.04	61.07	60.34	60.81	10,546	-1.29(-2.08%)
Feb 08, 2012	61.41	62.35	61.41	62.10	18,208	-0.65(-1.04%)
Feb 07, 2012	61.92	62.75	61.65	62.75	2,530	+0.69(+1.11%)
Feb 06, 2012	61.78	62.24	61.62	62.06	3,498	+0.31(+0.50%)
Feb 03, 2012	61.89	62.25	61.68	61.75	21,882	+0.99(+1.63%)
Feb 02, 2012	60.62	61.40	60.55	60.76	7,195	-0.09(-0.15%)
Feb 01, 2012	60.89	61.10	60.67	60.85	7,724	+3.00(+5.19%)
Jan 31, 2012	58.20	58.30	57.85	57.85	21,934	+0.65(+1.14%)
Jan 30, 2012	57.59	57.60	57.15	57.20	8,632	-0.70(-1.21%)
Jan 27, 2012	58.87	58.87	57.85	57.90	245,503	-0.57(-0.97%)
Jan 26, 2012	59.39	59.39	58.40	58.47	19,536	+0.67(+1.16%)
Jan 25, 2012	57.45	58.08	57.36	57.80	24,166	-0.17(-0.29%)
Jan 24, 2012	57.96	58.57	57.82	57.97	6,774	-0.88(-1.50%)
Jan 23, 2012	57.80	58.85	57.80	58.85	30,981	+1.52(+2.65%)
Jan 20, 2012	57.05	57.33	56.86	57.33	27,483	+0.66(+1.16%)
Jan 19, 2012	57.09	57.09	56.60	56.67	17,245	-0.93(-1.61%)
Jan 18, 2012	57.78	57.85	57.57	57.60	44,665	-0.35(-0.60%)
Jan 17, 2012	58.81	58.81	57.95	57.95	9,159	-0.65(-1.11%)
Jan 13, 2012	58.36	58.67	57.50	58.60	12,107	+0.25(+0.43%)
Jan 12, 2012	58.56	58.87	58.00	58.35	5,781	+0.01(+0.02%)
Jan 11, 2012	58.85	59.00	58.30	58.34	71,154	-0.86(-1.45%)
Jan 10, 2012	59.93	59.93	59.11	59.20	20,755	+0.75(+1.28%)
Jan 09, 2012	58.66	59.39	58.26	58.45	9,941	+0.42(+0.72%)
Jan 06, 2012	57.90	58.94	57.90	58.03	7,720	-0.35(-0.60%)
Jan 05, 2012	58.51	58.72	58.38	58.38	3,852	+0.01(+0.02%)
Jan 04, 2012	58.63	59.27	58.29	58.37	4,948	+0.64(+1.11%)
Dec 30, 2011	57.65	57.80	57.44	57.73	4,341	+0.83(+1.46%)
Dec 29, 2011	56.70	57.11	56.47	56.90	18,097	+0.62(+1.10%)
Dec 28, 2011	56.66	56.91	56.13	56.28	73,652	-0.14(-0.25%)
Dec 27, 2011	56.51	56.80	56.40	56.42	9,034	+0.16(+0.28%)
Dec 23, 2011	56.65	57.56	56.26	56.26	2,691	+1.15(+2.09%)
Dec 21, 2011	55.56	55.84	55.10	55.11	270,812	-1.42(-2.51%)
Dec 20, 2011	55.97	56.53	55.97	56.53	213,376	+1.88(+3.44%)
Dec 19, 2011	55.91	56.00	54.65	54.65	38,202	-0.96(-1.73%)
Dec 16, 2011	56.84	56.84	55.61	55.61	11,383	+0.52(+0.94%)
Dec 15, 2011	55.60	55.60	55.05	55.09	54,622	+0.59(+1.08%)
Dec 14, 2011	54.71	54.86	54.35	54.50	6,966	-0.60(-1.09%)
Dec 13, 2011	56.50	57.37	55.10	55.10	5,394	-0.70(-1.25%)
Dec 12, 2011	57.59	57.59	55.70	55.80	11,107	-1.53(-2.67%)
Dec 09, 2011	56.10	57.33	56.09	57.33	10,181	+1.79(+3.22%)
Dec 08, 2011	56.31	56.31	55.54	55.54	5,598	-1.09(-1.92%)
Dec 07, 2011	56.31	56.63	56.04	56.63	21,500	+0.33(+0.59%)
Dec 06, 2011	56.72	57.09	56.10	56.30	7,260	+1.07(+1.94%)
Dec 05, 2011	56.01	56.45	55.23	55.23	9,589	-0.62(-1.11%)
Dec 02, 2011	56.82	56.92	55.65	55.85	31,226	-1.25(-2.19%)

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