Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2013	57.72	57.74	57.51	57.51	5,382,077	-0.13(-0.22%)
Feb 27, 2013	56.94	57.81	56.90	57.63	5,771,282	+0.62(+1.09%)
Feb 26, 2013	57.28	57.41	56.71	57.01	5,471,423	+0.00(+0.00%)
Feb 25, 2013	57.94	58.21	57.01	57.01	5,744,679	-0.70(-1.21%)
Feb 22, 2013	57.74	57.88	57.52	57.71	3,441,492	+0.23(+0.40%)
Feb 21, 2013	57.66	57.85	57.24	57.48	7,225,617	-0.40(-0.70%)
Feb 20, 2013	58.45	58.49	57.88	57.88	6,452,669	-0.66(-1.12%)
Feb 19, 2013	57.67	58.61	57.65	58.54	7,881,414	+0.88(+1.53%)
Feb 15, 2013	57.42	58.09	57.18	57.65	7,215,620	+0.55(+0.96%)
Feb 14, 2013	56.76	57.20	56.56	57.11	5,446,505	+0.13(+0.23%)
Feb 13, 2013	56.94	57.11	56.90	56.98	4,240,435	+0.13(+0.23%)
Feb 12, 2013	57.37	57.38	56.79	56.85	5,707,491	-0.26(-0.46%)
Feb 11, 2013	56.71	57.14	56.71	57.11	4,436,349	+0.21(+0.38%)
Feb 08, 2013	56.46	56.95	56.40	56.89	5,510,072	+0.40(+0.71%)
Feb 07, 2013	55.84	56.50	55.71	56.49	6,664,002	+0.61(+1.10%)
Feb 06, 2013	55.54	55.91	55.44	55.88	5,405,973	+0.69(+1.25%)
Feb 04, 2013	54.98	55.42	54.91	55.19	5,899,200	-0.04(-0.07%)
Feb 01, 2013	54.70	55.25	54.56	55.23	7,560,426	+0.47(+0.86%)
Jan 31, 2013	55.08	55.82	54.73	54.76	13,760,421	-1.34(-2.39%)
Jan 30, 2013	56.59	56.75	56.08	56.10	5,614,498	-0.68(-1.19%)
Jan 29, 2013	56.92	56.98	56.66	56.78	5,824,300	-0.21(-0.36%)
Jan 28, 2013	57.06	57.15	56.53	56.98	4,466,914	+0.04(+0.07%)
Jan 25, 2013	56.90	57.16	56.52	56.94	6,098,347	+0.21(+0.38%)
Jan 24, 2013	55.91	56.97	55.80	56.73	9,316,642	+1.24(+2.24%)
Jan 23, 2013	55.50	55.86	55.40	55.48	4,386,564	-0.23(-0.42%)
Jan 22, 2013	55.22	55.72	55.18	55.72	4,792,630	+0.30(+0.54%)
Jan 18, 2013	55.22	55.46	54.77	55.42	8,474,114	+0.32(+0.58%)
Jan 17, 2013	55.12	55.28	54.97	55.10	4,455,270	+0.09(+0.16%)
Jan 16, 2013	54.59	55.05	54.56	55.02	4,370,874	+0.23(+0.42%)
Jan 15, 2013	54.38	54.84	54.37	54.79	5,157,841	+0.06(+0.11%)
Jan 14, 2013	54.32	55.13	54.24	54.73	10,505,445	+0.91(+1.69%)
Jan 11, 2013	54.12	54.17	53.71	53.81	3,365,609	-0.19(-0.36%)
Jan 10, 2013	53.29	54.02	53.18	54.01	6,896,126	+0.83(+1.56%)
Jan 09, 2013	52.69	53.25	52.66	53.18	4,523,252	+0.59(+1.13%)
Jan 08, 2013	52.60	52.78	52.36	52.58	3,844,807	-0.15(-0.27%)
Jan 07, 2013	52.80	52.97	52.64	52.73	4,279,943	-0.15(-0.29%)
Jan 04, 2013	52.84	53.15	52.77	52.88	3,811,040	+0.13(+0.25%)
Jan 03, 2013	52.66	52.85	52.47	52.75	6,558,705	+0.05(+0.09%)
Jan 02, 2013	52.35	52.70	50.92	52.70	6,966,269	+1.78(+3.50%)
Dec 31, 2012	50.28	50.99	50.13	50.92	6,797,706	+0.62(+1.24%)
Dec 28, 2012	50.80	51.07	50.28	50.30	3,763,861	-0.75(-1.46%)
Dec 27, 2012	51.22	51.32	50.55	51.04	4,858,057	-0.24(-0.47%)
Dec 26, 2012	51.55	51.69	51.14	51.29	2,775,727	-0.26(-0.51%)
Dec 24, 2012	51.62	51.75	51.38	51.55	2,101,468	-0.14(-0.27%)
Dec 21, 2012	51.52	51.83	51.30	51.69	8,063,868	-0.20(-0.39%)
Dec 20, 2012	52.07	52.18	51.55	51.89	5,258,547	-0.33(-0.64%)
Dec 19, 2012	52.02	52.63	51.87	52.22	8,954,813	+0.39(+0.75%)
Dec 18, 2012	50.63	51.84	50.42	51.83	9,248,289	+1.17(+2.30%)
Dec 17, 2012	50.52	50.69	50.39	50.66	4,272,156	+0.35(+0.70%)
Dec 14, 2012	50.58	50.80	50.22	50.31	4,162,560	-0.35(-0.68%)
Dec 13, 2012	50.76	50.99	50.43	50.66	3,987,210	-0.06(-0.11%)
Dec 12, 2012	51.02	51.14	50.64	50.71	3,981,069	-0.23(-0.45%)
Dec 11, 2012	50.92	51.29	50.65	50.94	4,375,740	+0.06(+0.11%)
Dec 10, 2012	50.50	51.07	50.48	50.89	4,370,261	+0.35(+0.70%)
Dec 07, 2012	50.48	50.75	50.24	50.53	5,933,889	+0.17(+0.33%)
Dec 06, 2012	50.93	50.99	50.17	50.37	6,181,679	-0.39(-0.78%)
Dec 05, 2012	50.52	50.88	50.20	50.76	4,656,755	+0.32(+0.63%)

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