Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	55.30	55.35	54.88	54.90	143,340	-0.32(-0.58%)
Feb 28, 2012	54.97	55.34	54.97	55.22	53,476	+0.20(+0.37%)
Feb 27, 2012	54.66	55.17	54.61	55.02	79,985	+0.06(+0.11%)
Feb 24, 2012	54.80	55.00	54.73	54.96	31,724	+0.23(+0.42%)
Feb 23, 2012	54.60	54.75	54.53	54.73	42,072	+0.24(+0.44%)
Feb 22, 2012	54.54	54.65	54.19	54.49	57,242	-0.04(-0.08%)
Feb 21, 2012	55.14	55.14	54.40	54.53	68,257	-0.41(-0.74%)
Feb 17, 2012	55.04	55.20	54.86	54.94	85,429	-0.27(-0.49%)
Feb 16, 2012	54.84	55.24	54.75	55.21	57,051	+0.48(+0.88%)
Feb 15, 2012	55.06	55.10	54.64	54.73	30,943	-0.12(-0.22%)
Feb 14, 2012	54.64	54.91	54.60	54.85	52,260	+0.12(+0.22%)
Feb 13, 2012	54.66	54.86	54.58	54.73	98,917	+0.46(+0.85%)
Feb 10, 2012	54.25	54.29	53.93	54.27	47,888	-0.25(-0.46%)
Feb 09, 2012	54.80	54.80	54.36	54.52	73,516	-0.19(-0.36%)
Feb 08, 2012	54.73	54.78	54.45	54.71	54,589	-0.02(-0.03%)
Feb 07, 2012	54.62	54.78	54.36	54.73	131,635	+0.06(+0.11%)
Feb 06, 2012	54.75	54.86	54.51	54.67	89,535	-0.19(-0.36%)
Feb 03, 2012	54.88	54.91	54.70	54.86	67,623	+0.34(+0.62%)
Feb 02, 2012	54.63	54.63	54.22	54.53	111,041	-0.11(-0.20%)
Feb 01, 2012	54.41	54.82	54.01	54.64	108,430	+0.64(+1.19%)
Jan 31, 2012	54.19	54.48	53.87	53.99	116,181	+0.07(+0.13%)
Jan 30, 2012	53.77	53.92	53.49	53.92	144,156	-0.09(-0.17%)
Jan 27, 2012	53.83	54.19	53.83	54.02	55,985	+0.14(+0.25%)
Jan 26, 2012	54.34	54.34	53.67	53.88	62,560	-0.24(-0.44%)
Jan 25, 2012	53.50	54.18	53.37	54.12	153,892	+0.52(+0.98%)
Jan 24, 2012	53.37	53.69	53.37	53.59	77,189	+0.05(+0.09%)
Jan 23, 2012	53.60	53.88	53.36	53.54	35,512	-0.21(-0.39%)
Jan 20, 2012	53.79	53.87	53.58	53.75	40,891	-0.02(-0.04%)
Jan 19, 2012	53.78	53.87	53.53	53.78	101,454	+0.01(+0.03%)
Jan 18, 2012	53.42	53.77	53.31	53.76	66,177	+0.36(+0.68%)
Jan 17, 2012	53.56	53.71	53.34	53.40	131,149	+0.30(+0.57%)
Jan 13, 2012	53.10	53.14	52.66	53.09	62,723	-0.21(-0.40%)
Jan 12, 2012	53.16	53.35	52.91	53.30	68,498	+0.11(+0.21%)
Jan 11, 2012	52.98	53.25	52.86	53.20	73,527	+0.13(+0.24%)
Jan 10, 2012	53.07	53.13	52.95	53.07	87,933	+0.46(+0.87%)
Jan 09, 2012	52.61	52.65	52.26	52.61	94,975	+0.12(+0.23%)
Jan 06, 2012	52.47	52.65	52.23	52.49	128,867	+0.12(+0.23%)
Jan 05, 2012	51.99	52.42	51.82	52.37	56,678	+0.22(+0.42%)
Jan 04, 2012	52.38	52.38	51.99	52.15	66,513	+0.32(+0.62%)
Dec 30, 2011	51.93	52.09	51.82	51.83	53,750	-0.09(-0.18%)
Dec 29, 2011	51.61	51.97	51.53	51.93	107,446	+0.52(+1.00%)
Dec 28, 2011	52.16	52.16	51.38	51.41	160,232	-0.68(-1.30%)
Dec 27, 2011	51.91	52.18	51.90	52.09	59,705	+0.14(+0.26%)
Dec 23, 2011	51.82	51.95	51.65	51.95	191,196	+0.69(+1.34%)
Dec 21, 2011	50.87	51.31	50.82	51.26	81,841	+0.35(+0.70%)
Dec 20, 2011	50.46	50.99	50.45	50.91	75,743	+1.09(+2.19%)
Dec 19, 2011	50.17	50.46	49.70	49.82	57,058	-0.14(-0.28%)
Dec 16, 2011	50.22	50.32	49.84	49.96	65,120	+0.10(+0.20%)
Dec 15, 2011	49.81	50.12	49.65	49.86	32,876	+0.48(+0.98%)
Dec 14, 2011	49.46	49.58	49.31	49.38	54,447	-0.16(-0.32%)
Dec 13, 2011	49.93	50.27	49.36	49.54	45,809	-0.15(-0.30%)
Dec 12, 2011	49.84	49.96	49.50	49.69	42,387	-0.59(-1.18%)
Dec 09, 2011	49.58	50.42	49.58	50.28	47,280	+0.77(+1.55%)
Dec 08, 2011	50.21	50.35	49.43	49.51	51,386	-1.02(-2.01%)
Dec 07, 2011	50.17	50.74	49.84	50.53	243,410	+0.25(+0.50%)
Dec 06, 2011	50.14	50.53	50.10	50.28	43,142	+0.21(+0.42%)
Dec 05, 2011	50.59	50.59	49.84	50.07	111,948	+0.12(+0.25%)
Dec 02, 2011	50.93	50.93	49.86	49.94	88,873	-0.55(-1.09%)

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