Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	55.78	56.18	54.99	56.08	187,062	+0.56(+1.01%)
Feb 28, 2012	56.27	56.40	55.32	55.52	282,195	-0.89(-1.58%)
Feb 27, 2012	56.73	57.00	56.25	56.41	455,073	-0.76(-1.33%)
Feb 24, 2012	56.59	57.22	56.47	57.17	289,442	+0.49(+0.86%)
Feb 23, 2012	56.32	56.74	55.86	56.68	304,017	+0.53(+0.94%)
Feb 22, 2012	55.59	56.33	55.50	56.15	190,886	+0.35(+0.63%)
Feb 21, 2012	55.47	56.10	55.35	55.80	439,806	+0.75(+1.36%)
Feb 17, 2012	54.95	55.05	54.60	55.05	105,775	-0.05(-0.09%)
Feb 16, 2012	54.72	55.20	54.63	55.10	116,706	+0.59(+1.08%)
Feb 15, 2012	54.52	54.68	54.12	54.51	221,247	+0.26(+0.48%)
Feb 14, 2012	54.55	54.57	53.94	54.25	66,678	-0.27(-0.50%)
Feb 13, 2012	54.68	54.90	54.30	54.52	105,555	+0.40(+0.74%)
Feb 10, 2012	53.89	54.19	53.68	54.12	80,086	-0.60(-1.10%)
Feb 09, 2012	54.48	54.72	54.27	54.72	83,438	+0.65(+1.20%)
Feb 08, 2012	53.33	54.14	53.09	54.07	58,462	+0.90(+1.69%)
Feb 07, 2012	53.28	53.55	52.92	53.17	69,375	-0.22(-0.41%)
Feb 06, 2012	52.90	53.39	52.78	53.39	64,571	+0.48(+0.91%)
Feb 03, 2012	52.90	52.91	52.19	52.91	42,435	+0.68(+1.30%)
Feb 02, 2012	52.09	52.48	51.50	52.23	44,175	-0.07(-0.13%)
Feb 01, 2012	53.14	53.44	52.29	52.30	57,266	-0.20(-0.38%)
Jan 31, 2012	52.76	52.78	52.17	52.50	34,988	+0.36(+0.69%)
Jan 30, 2012	52.50	52.51	51.78	52.14	51,632	-0.91(-1.72%)
Jan 27, 2012	52.07	53.78	52.07	53.05	73,097	+1.27(+2.45%)
Jan 26, 2012	51.99	52.00	51.50	51.78	32,330	+0.15(+0.29%)
Jan 25, 2012	51.21	51.92	50.75	51.63	25,094	+0.57(+1.12%)
Jan 24, 2012	50.36	51.11	50.24	51.06	35,316	+0.37(+0.73%)
Jan 23, 2012	50.74	51.02	50.52	50.69	36,026	-0.01(-0.02%)
Jan 20, 2012	50.91	50.91	50.31	50.70	27,822	-0.60(-1.17%)
Jan 19, 2012	51.50	51.54	50.83	51.30	28,688	-0.20(-0.39%)
Jan 18, 2012	51.40	51.50	50.87	51.50	66,527	+1.00(+1.98%)
Jan 17, 2012	50.45	50.68	50.10	50.50	32,510	+0.42(+0.84%)
Jan 13, 2012	49.76	50.13	49.50	50.08	17,272	+0.45(+0.90%)
Jan 12, 2012	50.86	51.34	49.46	49.63	114,954	-0.76(-1.51%)
Jan 11, 2012	50.35	50.51	49.76	50.39	34,343	-0.13(-0.26%)
Jan 10, 2012	50.56	50.71	50.31	50.52	50,199	+0.40(+0.80%)
Jan 09, 2012	50.36	50.48	49.93	50.12	34,942	-0.19(-0.38%)
Jan 06, 2012	49.99	50.31	49.52	50.31	15,273	+0.53(+1.06%)
Jan 05, 2012	50.45	50.63	49.70	49.78	46,406	-0.95(-1.87%)
Jan 04, 2012	49.85	50.75	49.80	50.73	59,793	+2.41(+4.99%)
Dec 30, 2011	48.15	48.89	48.15	48.32	28,575	-0.23(-0.47%)
Dec 29, 2011	48.24	48.66	47.87	48.55	45,904	+0.43(+0.89%)
Dec 28, 2011	48.57	48.72	47.95	48.12	28,147	-0.58(-1.19%)
Dec 27, 2011	48.76	49.15	48.61	48.70	15,953	-0.22(-0.46%)
Dec 23, 2011	48.07	48.98	48.01	48.92	152,093	+1.18(+2.48%)
Dec 21, 2011	47.08	47.80	46.93	47.74	28,915	+0.66(+1.40%)
Dec 20, 2011	46.65	47.14	46.58	47.08	28,616	+1.63(+3.59%)
Dec 19, 2011	45.93	46.01	45.34	45.45	37,966	-0.17(-0.37%)
Dec 16, 2011	45.72	45.97	45.17	45.62	37,260	+0.18(+0.40%)
Dec 15, 2011	46.22	46.31	45.35	45.44	44,920	-0.22(-0.48%)
Dec 14, 2011	46.90	47.06	45.48	45.66	53,789	-2.22(-4.64%)
Dec 13, 2011	47.33	48.80	47.33	47.88	61,603	+0.81(+1.72%)
Dec 12, 2011	47.28	47.28	46.79	47.07	26,783	-0.53(-1.11%)
Dec 09, 2011	46.88	47.71	46.88	47.60	18,718	+0.99(+2.12%)
Dec 08, 2011	47.05	47.11	46.60	46.61	14,964	-0.62(-1.31%)
Dec 07, 2011	47.70	47.86	47.15	47.23	22,029	-1.03(-2.13%)
Dec 06, 2011	48.03	48.33	47.85	48.26	37,753	+0.61(+1.28%)
Dec 05, 2011	48.32	48.41	47.48	47.65	39,796	-0.47(-0.98%)
Dec 02, 2011	47.76	48.13	47.20	48.12	33,916	+1.36(+2.91%)

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