Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	56.05	56.66	55.65	55.74	865,491	-0.18(-0.31%)
Feb 28, 2012	56.04	56.59	55.59	55.91	339,623	-0.13(-0.24%)
Feb 27, 2012	54.88	56.42	54.50	56.05	567,705	+0.63(+1.13%)
Feb 24, 2012	55.75	56.18	55.33	55.42	528,085	-0.37(-0.66%)
Feb 23, 2012	55.37	56.01	55.18	55.79	494,327	+0.33(+0.59%)
Feb 22, 2012	55.29	55.81	54.71	55.46	498,213	+0.35(+0.64%)
Feb 21, 2012	55.74	55.82	54.71	55.11	408,706	-0.43(-0.77%)
Feb 17, 2012	55.88	56.14	55.38	55.54	482,140	-0.08(-0.15%)
Feb 16, 2012	54.29	55.69	54.18	55.62	612,067	+1.40(+2.58%)
Feb 15, 2012	54.97	55.17	53.79	54.22	1,697,676	-0.45(-0.83%)
Feb 14, 2012	55.11	55.31	54.01	54.67	1,131,485	-0.75(-1.35%)
Feb 13, 2012	55.14	55.75	55.00	55.42	607,694	+0.76(+1.39%)
Feb 10, 2012	54.85	55.30	54.11	54.66	1,061,241	-1.07(-1.92%)
Feb 09, 2012	56.07	57.41	55.02	55.73	692,838	-0.18(-0.33%)
Feb 08, 2012	56.25	56.88	55.59	55.91	425,577	-0.14(-0.25%)
Feb 07, 2012	56.52	56.85	55.77	56.06	917,114	-0.50(-0.89%)
Feb 06, 2012	55.67	56.60	55.30	56.56	645,022	+0.43(+0.76%)
Feb 03, 2012	55.98	56.78	55.73	56.13	917,599	+1.11(+2.01%)
Feb 02, 2012	55.82	55.82	54.94	55.03	817,382	-0.61(-1.10%)
Feb 01, 2012	54.60	55.80	54.46	55.64	1,110,740	+1.75(+3.25%)
Jan 31, 2012	53.45	54.01	52.90	53.89	997,162	+0.75(+1.40%)
Jan 30, 2012	52.54	53.67	52.40	53.14	789,107	+0.14(+0.27%)
Jan 27, 2012	52.85	53.63	52.75	53.00	869,035	+0.19(+0.36%)
Jan 26, 2012	52.54	53.53	52.50	52.80	1,097,788	+0.78(+1.50%)
Jan 25, 2012	52.54	52.62	51.48	52.03	1,068,255	-0.48(-0.91%)
Jan 24, 2012	50.28	53.19	48.93	52.50	1,736,546	+2.15(+4.28%)
Jan 23, 2012	50.08	51.15	49.90	50.35	902,580	+0.38(+0.75%)
Jan 20, 2012	50.27	50.36	49.85	49.97	1,059,733	-0.38(-0.75%)
Jan 19, 2012	49.13	51.30	49.12	50.35	1,250,893	+1.32(+2.70%)
Jan 18, 2012	47.76	49.03	47.69	49.03	870,818	+0.98(+2.04%)
Jan 17, 2012	48.57	48.98	47.86	48.05	627,184	+0.45(+0.95%)
Jan 13, 2012	47.72	47.75	46.68	47.59	482,150	-0.58(-1.20%)
Jan 12, 2012	46.67	48.35	46.24	48.17	922,868	+1.78(+3.83%)
Jan 11, 2012	45.92	46.60	45.68	46.39	354,868	+0.23(+0.51%)
Jan 10, 2012	45.54	46.48	45.48	46.16	706,527	+1.39(+3.11%)
Jan 09, 2012	45.02	45.17	44.13	44.77	555,652	-0.03(-0.07%)
Jan 06, 2012	44.98	45.59	44.62	44.80	848,265	-0.09(-0.21%)
Jan 05, 2012	44.22	45.05	43.84	44.90	738,443	+0.07(+0.15%)
Jan 04, 2012	44.14	45.01	43.80	44.83	480,608	+1.67(+3.86%)
Dec 30, 2011	43.14	43.42	43.13	43.16	507,477	+0.02(+0.04%)
Dec 29, 2011	42.16	43.21	42.09	43.14	400,727	+1.11(+2.63%)
Dec 28, 2011	43.00	43.09	41.95	42.04	469,215	-1.11(-2.56%)
Dec 27, 2011	42.77	43.95	42.72	43.14	382,496	+0.29(+0.68%)
Dec 23, 2011	42.59	43.01	42.40	42.85	291,274	+1.11(+2.65%)
Dec 21, 2011	41.79	41.87	40.87	41.74	562,109	-0.19(-0.46%)
Dec 20, 2011	41.24	42.35	41.17	41.94	966,223	+1.71(+4.25%)
Dec 19, 2011	42.14	42.47	40.07	40.23	870,602	-1.80(-4.29%)
Dec 16, 2011	41.28	42.41	40.94	42.03	1,564,739	+1.12(+2.74%)
Dec 15, 2011	41.06	41.34	40.37	40.91	850,211	+0.63(+1.56%)
Dec 14, 2011	41.79	41.79	40.26	40.28	1,511,861	-2.03(-4.79%)
Dec 13, 2011	42.91	43.55	41.59	42.31	1,120,178	-0.21(-0.48%)
Dec 12, 2011	43.55	43.66	41.93	42.51	1,262,982	-1.82(-4.11%)
Dec 09, 2011	44.29	44.71	42.45	44.33	1,620,246	+0.01(+0.02%)
Dec 08, 2011	44.97	45.49	44.16	44.32	757,851	-1.25(-2.75%)
Dec 07, 2011	44.52	45.83	44.31	45.58	777,408	+0.70(+1.56%)
Dec 06, 2011	45.38	45.38	44.26	44.87	500,622	-0.01(-0.02%)
Dec 05, 2011	45.47	45.83	44.66	44.88	1,032,789	+0.38(+0.86%)
Dec 02, 2011	45.38	45.72	44.34	44.50	561,795	-0.18(-0.39%)

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