Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2013	57.26	57.65	57.19	57.37	425,601	+0.24(+0.42%)
Feb 27, 2013	56.76	57.24	56.62	57.13	453,134	+0.09(+0.16%)
Feb 26, 2013	57.31	57.48	56.74	57.04	183,872	-0.30(-0.52%)
Feb 25, 2013	57.90	58.00	57.34	57.34	450,934	+0.24(+0.42%)
Feb 22, 2013	56.22	57.20	56.22	57.10	230,852	+0.76(+1.35%)
Feb 21, 2013	56.70	56.72	56.00	56.34	342,816	-1.21(-2.10%)
Feb 20, 2013	57.65	57.89	57.42	57.55	298,003	+0.38(+0.66%)
Feb 19, 2013	56.75	57.34	56.65	57.17	474,462	+1.26(+2.25%)
Feb 15, 2013	55.93	55.98	55.70	55.91	134,457	+0.27(+0.49%)
Feb 14, 2013	55.15	55.75	55.15	55.64	178,297	-0.07(-0.13%)
Feb 13, 2013	55.51	55.72	55.44	55.71	3,036,916	+0.61(+1.11%)
Feb 12, 2013	54.92	55.35	54.92	55.10	156,097	+0.19(+0.35%)
Feb 11, 2013	55.17	55.17	54.75	54.91	144,662	-0.10(-0.18%)
Feb 08, 2013	54.46	55.30	54.45	55.01	619,857	+0.98(+1.81%)
Feb 07, 2013	54.79	54.84	53.88	54.03	304,290	-1.35(-2.44%)
Feb 06, 2013	54.89	55.50	54.79	55.38	210,530	+0.03(+0.05%)
Feb 04, 2013	55.35	55.48	54.94	55.35	254,179	-0.65(-1.16%)
Feb 01, 2013	56.08	56.16	55.79	56.00	337,391	+0.52(+0.94%)
Jan 31, 2013	54.92	55.61	54.73	55.48	407,829	+0.83(+1.52%)
Jan 30, 2013	54.05	54.67	54.04	54.65	422,407	-0.33(-0.60%)
Jan 29, 2013	55.01	55.13	54.70	54.98	418,711	+0.28(+0.51%)
Jan 28, 2013	54.75	54.80	54.45	54.70	491,286	-0.30(-0.55%)
Jan 25, 2013	54.71	55.02	54.60	55.00	343,278	-0.15(-0.27%)
Jan 24, 2013	54.82	55.21	54.65	55.15	749,317	+0.77(+1.42%)
Jan 23, 2013	53.92	54.40	53.82	54.38	402,197	+1.13(+2.12%)
Jan 22, 2013	53.20	53.29	53.00	53.25	299,410	-0.09(-0.17%)
Jan 18, 2013	53.49	53.71	53.15	53.34	213,155	-0.83(-1.53%)
Jan 17, 2013	53.59	54.43	53.36	54.17	781,865	+1.20(+2.27%)
Jan 16, 2013	53.10	53.22	52.78	52.97	654,239	-0.06(-0.11%)
Jan 15, 2013	52.76	53.20	52.71	53.03	408,996	-0.07(-0.13%)
Jan 14, 2013	52.81	53.28	52.75	53.10	673,024	-0.58(-1.08%)
Jan 12, 2013	53.38	53.79	53.25	53.68	380,930	+0.00(+0.00%)
Jan 11, 2013	53.38	53.79	53.25	53.68	380,930	+0.80(+1.51%)
Jan 10, 2013	52.51	52.90	52.43	52.88	154,518	+0.56(+1.07%)
Jan 09, 2013	51.82	52.33	51.76	52.32	189,261	+0.39(+0.75%)
Jan 08, 2013	51.69	52.08	51.48	51.93	299,993	+0.42(+0.82%)
Jan 07, 2013	51.19	51.61	51.03	51.51	260,293	-0.07(-0.14%)
Jan 04, 2013	51.09	51.63	50.99	51.58	150,759	+0.35(+0.68%)
Jan 03, 2013	51.29	51.50	51.13	51.23	833,795	-0.07(-0.14%)
Jan 02, 2013	51.12	51.30	50.54	51.30	369,274	+0.76(+1.50%)
Dec 31, 2012	50.19	50.82	50.19	50.54	271,487	+0.05(+0.10%)
Dec 28, 2012	50.80	50.95	50.20	50.49	333,028	-0.56(-1.10%)
Dec 27, 2012	51.28	51.28	50.70	51.05	405,250	-0.31(-0.60%)
Dec 26, 2012	51.26	51.41	51.25	51.36	238,957	+0.11(+0.21%)
Dec 24, 2012	51.37	51.40	51.18	51.25	182,491	-0.09(-0.18%)
Dec 21, 2012	50.50	51.34	50.49	51.34	523,767	+0.44(+0.86%)
Dec 20, 2012	50.87	50.92	50.45	50.90	423,651	-0.40(-0.78%)
Dec 19, 2012	51.70	51.75	51.15	51.30	261,674	+0.16(+0.31%)
Dec 18, 2012	50.79	51.23	50.78	51.14	234,701	+0.57(+1.13%)
Dec 17, 2012	50.42	50.72	50.42	50.57	198,715	-0.23(-0.45%)
Dec 14, 2012	50.44	50.99	50.27	50.80	200,561	+0.45(+0.89%)
Dec 13, 2012	50.36	50.62	50.19	50.35	446,876	-0.26(-0.51%)
Dec 12, 2012	50.67	50.83	50.34	50.61	512,712	-0.14(-0.28%)
Dec 11, 2012	50.45	50.77	50.37	50.75	458,856	+0.57(+1.14%)
Dec 10, 2012	49.86	50.22	49.86	50.18	268,705	+0.62(+1.25%)
Dec 07, 2012	49.29	49.67	49.29	49.56	257,426	+0.56(+1.14%)
Dec 06, 2012	49.31	49.31	48.97	49.00	438,428	+0.17(+0.35%)
Dec 05, 2012	48.92	49.12	48.80	48.83	587,115	-0.04(-0.09%)

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