Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	22.02	22.14	21.42	21.50	9,590,274	-0.31(-1.40%)
Feb 28, 2012	21.57	21.93	21.57	21.80	7,250,854	+0.21(+0.97%)
Feb 27, 2012	21.89	21.99	21.56	21.59	10,548,250	-0.51(-2.33%)
Feb 24, 2012	21.97	22.35	21.86	22.11	12,662,593	+0.28(+1.29%)
Feb 23, 2012	21.37	21.91	21.21	21.82	11,877,643	+0.53(+2.50%)
Feb 22, 2012	20.84	21.34	20.81	21.29	7,391,306	+0.43(+2.06%)
Feb 21, 2012	20.78	21.01	17.94	20.86	9,090,811	+0.35(+1.72%)
Feb 17, 2012	20.77	20.80	20.31	20.51	10,512,185	-0.02(-0.12%)
Feb 16, 2012	20.35	20.64	20.22	20.53	8,028,765	+0.07(+0.32%)
Feb 15, 2012	20.33	20.67	20.30	20.47	6,567,271	+0.26(+1.27%)
Feb 14, 2012	20.21	20.39	19.98	20.21	9,276,751	-0.03(-0.15%)
Feb 13, 2012	20.48	20.54	20.17	20.24	7,545,017	+0.02(+0.12%)
Feb 10, 2012	20.37	20.50	20.08	20.22	9,244,254	-0.52(-2.51%)
Feb 09, 2012	20.81	20.89	20.60	20.74	5,807,317	-0.08(-0.37%)
Feb 08, 2012	20.85	20.99	20.65	20.81	5,934,911	+0.02(+0.11%)
Feb 07, 2012	20.90	20.93	20.42	20.79	8,184,717	-0.21(-1.00%)
Feb 06, 2012	20.76	21.02	20.70	21.00	6,413,135	+0.01(+0.06%)
Feb 03, 2012	20.63	21.01	20.53	20.99	9,599,328	+0.46(+2.24%)
Feb 02, 2012	20.66	20.93	20.45	20.53	10,835,421	-0.09(-0.44%)
Feb 01, 2012	20.79	20.94	20.48	20.62	12,302,931	-0.02(-0.09%)
Jan 31, 2012	20.83	20.89	20.26	20.63	11,339,897	+0.16(+0.79%)
Jan 30, 2012	20.26	20.57	20.12	20.47	5,851,884	-0.17(-0.84%)
Jan 27, 2012	20.38	20.77	20.38	20.65	8,454,124	+0.13(+0.61%)
Jan 26, 2012	20.69	20.83	20.39	20.52	13,716,655	+0.02(+0.12%)
Jan 25, 2012	20.05	20.57	19.93	20.50	11,180,157	+0.31(+1.54%)
Jan 24, 2012	20.08	20.31	19.99	20.19	5,899,125	-0.15(-0.74%)
Jan 23, 2012	20.06	20.40	20.01	20.33	10,072,720	+0.39(+1.95%)
Jan 20, 2012	19.86	20.13	19.78	19.95	6,924,687	-0.13(-0.63%)
Jan 19, 2012	20.39	20.45	19.99	20.07	7,697,365	-0.04(-0.18%)
Jan 18, 2012	19.62	20.13	19.57	20.11	9,605,239	+0.51(+2.63%)
Jan 17, 2012	19.53	19.67	19.40	19.59	8,871,900	+0.52(+2.73%)
Jan 13, 2012	18.90	19.11	18.73	19.07	6,718,917	-0.08(-0.44%)
Jan 12, 2012	19.32	19.47	19.08	19.16	11,838,919	-0.05(-0.28%)
Jan 11, 2012	19.18	19.34	19.08	19.21	7,462,403	-0.08(-0.43%)
Jan 10, 2012	19.01	19.37	19.00	19.29	12,472,116	+0.65(+3.46%)
Jan 09, 2012	18.36	18.65	18.21	18.65	8,221,603	+0.28(+1.53%)
Jan 06, 2012	18.50	18.53	18.12	18.37	6,419,892	-0.08(-0.42%)
Jan 05, 2012	18.45	18.55	18.20	18.44	6,571,541	-0.11(-0.61%)
Jan 04, 2012	18.23	18.64	18.10	18.56	11,341,287	+1.32(+7.63%)
Dec 30, 2011	17.18	17.31	17.08	17.24	5,544,814	+0.17(+0.98%)
Dec 29, 2011	16.73	17.11	16.68	17.08	6,319,272	+0.40(+2.40%)
Dec 28, 2011	17.17	17.25	16.63	16.67	6,553,455	-0.48(-2.79%)
Dec 27, 2011	17.11	17.26	17.08	17.15	4,162,713	-0.01(-0.03%)
Dec 23, 2011	17.08	17.17	16.93	17.16	6,108,251	+0.80(+4.90%)
Dec 21, 2011	16.31	16.37	15.96	16.36	11,298,373	+0.09(+0.55%)
Dec 20, 2011	16.33	16.52	16.23	16.27	10,457,706	+0.45(+2.84%)
Dec 19, 2011	16.18	16.24	15.73	15.82	13,146,686	-0.25(-1.53%)
Dec 16, 2011	15.95	16.14	15.83	16.06	12,598,517	+0.15(+0.94%)
Dec 15, 2011	16.49	16.53	15.89	15.91	12,566,680	-0.26(-1.59%)
Dec 14, 2011	16.42	16.51	15.99	16.17	14,055,398	-0.63(-3.74%)
Dec 13, 2011	17.11	17.44	16.62	16.80	8,563,563	-0.11(-0.64%)
Dec 12, 2011	16.93	17.10	16.60	16.91	8,721,137	-0.61(-3.48%)
Dec 09, 2011	17.31	17.63	17.28	17.52	7,323,265	+0.28(+1.63%)
Dec 08, 2011	17.83	18.02	17.18	17.24	14,483,537	-0.82(-4.54%)
Dec 07, 2011	18.25	18.25	17.73	18.06	11,770,561	-0.27(-1.47%)
Dec 06, 2011	18.30	18.55	18.07	18.33	9,680,186	-0.02(-0.10%)
Dec 05, 2011	18.43	18.81	18.23	18.34	9,111,271	+0.27(+1.49%)
Dec 02, 2011	18.30	18.33	18.01	18.07	8,269,424	+0.07(+0.37%)

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