Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2013	56.01	56.12	55.84	55.84	16,098,623	-0.15(-0.28%)
Feb 27, 2013	55.52	56.09	55.46	55.99	11,150,512	+0.42(+0.75%)
Feb 26, 2013	55.67	56.01	55.39	55.57	14,643,832	+0.13(+0.24%)
Feb 25, 2013	56.10	56.24	55.44	55.44	14,453,519	-0.50(-0.89%)
Feb 22, 2013	56.04	56.12	55.73	55.94	11,686,755	-0.01(-0.01%)
Feb 21, 2013	55.66	56.06	55.59	55.95	12,988,252	+0.16(+0.29%)
Feb 20, 2013	55.89	56.02	55.71	55.79	10,795,996	-0.23(-0.40%)
Feb 19, 2013	55.34	56.04	55.28	56.01	13,393,344	+0.58(+1.05%)
Feb 15, 2013	55.11	55.43	54.96	55.43	14,466,887	+0.25(+0.46%)
Feb 14, 2013	54.95	55.38	54.86	55.18	13,302,673	+0.11(+0.20%)
Feb 13, 2013	55.16	55.22	54.86	55.07	11,012,167	-0.10(-0.18%)
Feb 12, 2013	54.89	55.21	54.89	55.17	10,440,440	+0.28(+0.52%)
Feb 11, 2013	54.79	54.95	54.62	54.88	7,827,633	-0.05(-0.09%)
Feb 08, 2013	54.71	55.03	54.39	54.94	11,202,829	+0.31(+0.56%)
Feb 07, 2013	54.45	54.73	54.35	54.63	13,462,510	-0.24(-0.44%)
Feb 06, 2013	54.27	54.87	54.24	54.87	16,603,181	+0.93(+1.73%)
Feb 04, 2013	53.54	54.04	53.54	53.94	12,641,543	-0.05(-0.09%)
Feb 01, 2013	53.96	54.16	53.92	53.99	13,766,579	+0.19(+0.35%)
Jan 31, 2013	53.92	54.12	53.70	53.80	14,361,602	-0.12(-0.23%)
Jan 30, 2013	54.19	54.44	53.87	53.92	12,704,237	-0.23(-0.43%)
Jan 29, 2013	53.62	54.31	53.60	54.16	17,021,988	+0.58(+1.07%)
Jan 28, 2013	53.83	53.86	53.44	53.58	12,944,193	-0.22(-0.41%)
Jan 25, 2013	53.22	53.81	53.17	53.80	14,319,022	+0.60(+1.12%)
Jan 24, 2013	53.10	53.30	53.02	53.20	12,873,671	+0.18(+0.34%)
Jan 23, 2013	52.78	53.06	52.74	53.02	13,952,900	+0.12(+0.22%)
Jan 22, 2013	53.07	53.28	52.71	52.90	15,727,250	-0.39(-0.74%)
Jan 18, 2013	53.06	53.30	52.98	53.30	18,637,224	+0.24(+0.45%)
Jan 17, 2013	53.04	53.14	52.67	53.06	14,525,376	+0.23(+0.44%)
Jan 16, 2013	52.59	53.00	52.58	52.82	12,063,355	+0.15(+0.29%)
Jan 15, 2013	52.58	52.72	52.45	52.67	10,710,203	-0.14(-0.26%)
Jan 14, 2013	52.84	52.98	52.67	52.81	10,116,231	+0.15(+0.29%)
Jan 11, 2013	52.54	52.82	52.52	52.66	10,646,702	+0.12(+0.22%)
Jan 10, 2013	52.26	52.68	52.21	52.54	16,338,030	+0.33(+0.64%)
Jan 09, 2013	52.14	52.29	52.04	52.21	10,542,255	+0.23(+0.45%)
Jan 08, 2013	51.90	52.15	51.86	51.97	13,354,306	+0.01(+0.01%)
Jan 07, 2013	52.04	52.06	51.81	51.97	10,371,841	-0.11(-0.21%)
Jan 04, 2013	51.85	52.21	51.68	52.08	15,985,900	+0.59(+1.15%)
Jan 03, 2013	51.66	51.67	51.27	51.49	13,187,784	-0.07(-0.14%)
Jan 02, 2013	51.44	51.59	51.02	51.56	17,689,598	+0.54(+1.06%)
Dec 31, 2012	50.39	51.02	50.35	51.02	17,481,024	+0.45(+0.89%)
Dec 28, 2012	50.83	51.00	50.52	50.57	13,318,928	-0.44(-0.87%)
Dec 27, 2012	51.04	51.24	50.80	51.01	14,659,881	-0.06(-0.11%)
Dec 26, 2012	50.91	51.21	50.86	51.07	10,630,831	+0.11(+0.21%)
Dec 24, 2012	51.18	51.24	50.90	50.96	6,878,719	-0.18(-0.36%)
Dec 21, 2012	51.35	51.49	50.99	51.14	30,439,798	-0.35(-0.68%)
Dec 20, 2012	51.49	51.60	51.30	51.49	15,976,138	+0.09(+0.17%)
Dec 19, 2012	51.61	51.90	51.41	51.41	16,303,385	-0.23(-0.45%)
Dec 18, 2012	51.72	51.75	51.31	51.64	22,388,814	+0.01(+0.01%)
Dec 17, 2012	51.56	51.81	51.51	51.63	19,673,868	+0.18(+0.35%)
Dec 14, 2012	51.40	51.57	51.30	51.45	14,101,910	-0.04(-0.08%)
Dec 13, 2012	51.60	51.67	51.40	51.49	12,145,502	-0.15(-0.30%)
Dec 12, 2012	51.83	51.94	51.56	51.65	16,189,971	-0.10(-0.20%)
Dec 11, 2012	51.62	52.13	51.49	51.75	20,519,824	+0.36(+0.71%)
Dec 10, 2012	51.14	51.53	51.14	51.38	13,327,933	+0.11(+0.21%)
Dec 07, 2012	50.98	51.33	50.84	51.27	13,769,037	+0.29(+0.57%)
Dec 06, 2012	51.19	51.19	50.80	50.98	12,798,675	+0.06(+0.11%)
Dec 05, 2012	50.90	51.16	50.64	50.92	15,116,364	+0.08(+0.16%)

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