Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	54.68	55.19	54.49	54.86	2,442,853	+0.37(+0.67%)
Feb 28, 2012	54.37	54.80	54.24	54.49	1,716,791	+0.19(+0.34%)
Feb 27, 2012	54.13	54.69	53.74	54.30	1,812,033	+0.07(+0.12%)
Feb 24, 2012	53.04	54.72	53.04	54.23	2,424,304	+1.35(+2.55%)
Feb 23, 2012	52.83	53.02	52.50	52.89	1,405,058	+0.15(+0.28%)
Feb 22, 2012	53.16	53.32	52.62	52.74	1,899,824	-0.55(-1.03%)
Feb 21, 2012	53.35	53.79	53.12	53.28	1,771,630	+0.19(+0.35%)
Feb 17, 2012	53.04	53.22	52.72	53.10	1,489,600	+0.34(+0.65%)
Feb 16, 2012	52.56	52.75	52.25	52.75	1,674,837	+0.28(+0.53%)
Feb 15, 2012	52.60	52.66	52.11	52.47	2,591,893	-0.08(-0.16%)
Feb 14, 2012	52.44	52.61	51.76	52.56	2,641,227	+0.03(+0.06%)
Feb 13, 2012	52.95	53.01	52.49	52.53	2,406,661	-0.13(-0.26%)
Feb 10, 2012	52.71	52.86	52.56	52.66	1,905,982	-0.41(-0.78%)
Feb 09, 2012	53.76	53.80	53.00	53.07	2,084,667	-0.55(-1.03%)
Feb 08, 2012	53.48	53.73	53.20	53.63	2,216,534	+0.22(+0.41%)
Feb 07, 2012	53.05	53.53	52.94	53.41	1,711,814	+0.11(+0.21%)
Feb 06, 2012	52.53	53.34	52.46	53.30	1,944,586	+0.48(+0.91%)
Feb 03, 2012	52.56	53.13	52.41	52.82	2,310,459	+0.58(+1.10%)
Feb 02, 2012	52.37	52.44	51.88	52.24	1,835,128	+0.02(+0.04%)
Feb 01, 2012	52.30	52.37	51.98	52.22	3,745,367	+0.41(+0.80%)
Jan 31, 2012	52.16	52.32	51.59	51.81	2,456,816	-0.01(-0.01%)
Jan 30, 2012	52.15	52.30	51.71	51.82	3,107,697	-0.88(-1.68%)
Jan 27, 2012	53.38	53.38	52.62	52.70	1,886,596	-0.87(-1.62%)
Jan 26, 2012	52.87	53.84	52.73	53.57	2,351,173	-0.04(-0.08%)
Jan 25, 2012	52.80	53.76	52.04	53.61	4,730,590	+0.17(+0.32%)
Jan 24, 2012	53.44	53.82	53.14	53.44	2,535,304	-0.30(-0.56%)
Jan 23, 2012	54.20	54.60	53.69	53.74	2,329,172	-0.55(-1.01%)
Jan 20, 2012	54.18	54.43	53.76	54.29	2,651,213	+0.19(+0.36%)
Jan 19, 2012	53.82	54.26	53.60	54.09	1,692,187	+0.44(+0.82%)
Jan 18, 2012	53.17	53.70	53.03	53.65	2,375,552	+0.48(+0.90%)
Jan 17, 2012	53.06	53.45	53.06	53.17	3,276,610	+0.63(+1.20%)
Jan 13, 2012	52.27	52.81	52.10	52.54	5,079,760	-0.25(-0.48%)
Jan 12, 2012	52.29	52.90	52.13	52.79	6,085,278	+0.63(+1.21%)
Jan 11, 2012	51.75	52.23	51.68	52.16	1,723,595	+0.12(+0.23%)
Jan 10, 2012	51.87	52.42	51.34	52.04	3,734,958	+1.16(+2.28%)
Jan 09, 2012	50.48	50.96	50.08	50.88	2,775,021	+0.56(+1.11%)
Jan 06, 2012	50.31	50.43	49.99	50.32	2,402,794	+0.16(+0.33%)
Jan 05, 2012	50.42	50.46	49.68	50.16	2,254,464	-0.54(-1.06%)
Jan 04, 2012	51.03	51.34	50.52	50.69	2,527,311	+1.27(+2.57%)
Dec 30, 2011	49.80	50.08	49.41	49.42	1,354,814	-0.38(-0.76%)
Dec 29, 2011	49.28	49.87	49.12	49.80	1,423,480	+0.72(+1.47%)
Dec 28, 2011	49.55	49.77	48.89	49.08	1,525,754	-0.45(-0.92%)
Dec 27, 2011	49.41	49.70	49.12	49.53	875,079	+0.15(+0.30%)
Dec 23, 2011	49.28	49.54	48.79	49.38	1,186,539	+1.18(+2.44%)
Dec 21, 2011	48.22	48.36	47.67	48.21	2,027,501	-0.04(-0.09%)
Dec 20, 2011	47.20	48.47	47.20	48.25	1,987,474	+1.77(+3.81%)
Dec 19, 2011	46.92	47.55	46.37	46.48	1,532,767	-0.55(-1.17%)
Dec 16, 2011	47.17	47.92	46.59	47.03	3,693,476	-0.07(-0.16%)
Dec 15, 2011	47.57	47.71	46.99	47.11	2,117,982	+0.07(+0.14%)
Dec 14, 2011	47.17	47.45	46.96	47.04	1,608,997	-0.22(-0.46%)
Dec 13, 2011	48.01	48.33	47.02	47.26	1,887,113	-0.38(-0.80%)
Dec 12, 2011	48.07	48.35	47.29	47.63	1,551,723	-0.79(-1.63%)
Dec 09, 2011	48.10	48.58	48.01	48.42	2,385,639	+0.68(+1.43%)
Dec 08, 2011	48.68	48.94	47.61	47.74	2,276,809	-1.12(-2.30%)
Dec 07, 2011	48.52	49.14	48.15	48.86	1,806,832	-0.15(-0.30%)
Dec 06, 2011	48.90	49.37	48.77	49.01	1,885,921	+0.16(+0.32%)
Dec 05, 2011	49.73	49.77	48.62	48.85	2,829,303	-0.05(-0.11%)
Dec 02, 2011	49.76	50.13	48.84	48.91	2,925,181	-0.58(-1.17%)

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