Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	20.70	20.87	20.11	20.19	4,559,256	-0.50(-2.43%)
Feb 28, 2012	20.61	20.86	20.55	20.69	3,433,075	+0.13(+0.64%)
Feb 27, 2012	20.59	20.70	20.43	20.56	4,223,867	-0.28(-1.33%)
Feb 24, 2012	20.97	21.10	20.67	20.83	3,239,263	-0.09(-0.42%)
Feb 23, 2012	20.95	21.08	20.58	20.92	3,730,697	+0.05(+0.24%)
Feb 22, 2012	20.40	20.96	20.40	20.87	4,791,062	+0.37(+1.81%)
Feb 21, 2012	20.47	20.67	20.24	20.50	3,115,957	+0.31(+1.52%)
Feb 17, 2012	20.61	20.66	20.07	20.19	3,605,046	-0.35(-1.71%)
Feb 16, 2012	20.10	20.69	19.96	20.54	3,921,764	+0.33(+1.65%)
Feb 15, 2012	20.32	20.46	19.94	20.21	4,254,429	+0.01(+0.03%)
Feb 14, 2012	20.68	20.74	19.90	20.21	5,979,273	-0.60(-2.90%)
Feb 13, 2012	21.16	21.25	20.58	20.81	3,675,779	-0.22(-1.04%)
Feb 10, 2012	21.45	21.45	20.81	21.03	5,172,507	-0.71(-3.27%)
Feb 09, 2012	21.91	21.96	21.51	21.74	4,172,897	-0.09(-0.40%)
Feb 08, 2012	21.91	22.41	21.79	21.83	3,514,718	+0.02(+0.11%)
Feb 07, 2012	21.86	22.16	21.61	21.80	3,419,072	-0.16(-0.74%)
Feb 06, 2012	21.87	22.00	21.70	21.96	3,729,148	-0.03(-0.11%)
Feb 03, 2012	21.93	22.10	21.63	21.99	5,252,984	+0.52(+2.41%)
Feb 02, 2012	21.75	21.89	21.45	21.47	3,691,758	-0.24(-1.09%)
Feb 01, 2012	21.95	21.98	21.68	21.71	5,107,621	+0.06(+0.26%)
Jan 31, 2012	21.83	22.08	21.35	21.65	6,117,554	-0.04(-0.20%)
Jan 30, 2012	21.81	21.98	21.13	21.70	8,398,046	-0.85(-3.77%)
Jan 27, 2012	22.47	22.69	22.31	22.54	4,319,411	+0.07(+0.33%)
Jan 26, 2012	22.66	23.26	22.31	22.47	7,129,222	-0.06(-0.25%)
Jan 25, 2012	22.05	22.71	21.80	22.53	6,037,693	+0.47(+2.15%)
Jan 24, 2012	22.04	22.12	21.40	22.05	5,927,224	-0.39(-1.75%)
Jan 23, 2012	22.18	22.54	22.08	22.44	5,041,184	+0.51(+2.33%)
Jan 20, 2012	22.20	22.25	21.78	21.93	4,113,125	-0.36(-1.62%)
Jan 19, 2012	22.35	22.46	22.08	22.29	5,499,074	+0.13(+0.59%)
Jan 18, 2012	21.61	22.25	21.38	22.16	7,829,173	+0.82(+3.86%)
Jan 17, 2012	21.06	21.70	21.06	21.34	7,122,194	+0.61(+2.92%)
Jan 13, 2012	20.50	20.75	20.29	20.73	3,298,027	-0.12(-0.57%)
Jan 12, 2012	20.60	20.90	20.42	20.85	4,905,579	+0.63(+3.12%)
Jan 11, 2012	20.10	20.31	19.92	20.22	4,458,450	+0.25(+1.25%)
Jan 10, 2012	19.81	20.19	19.79	19.97	4,225,638	+0.72(+3.73%)
Jan 09, 2012	19.33	19.47	18.72	19.26	3,894,962	-0.19(-0.99%)
Jan 06, 2012	19.66	19.72	19.22	19.45	2,512,882	-0.12(-0.61%)
Jan 05, 2012	19.57	19.65	19.23	19.57	3,129,879	-0.09(-0.48%)
Jan 04, 2012	19.70	19.85	19.49	19.66	3,000,449	+0.82(+4.37%)
Dec 30, 2011	18.69	18.96	18.69	18.84	2,264,727	+0.15(+0.80%)
Dec 29, 2011	18.64	18.77	18.52	18.69	2,348,608	+0.00(+0.00%)
Dec 28, 2011	19.13	19.26	18.57	18.69	2,497,667	-0.43(-2.25%)
Dec 27, 2011	19.22	19.35	19.03	19.12	1,652,865	-0.24(-1.26%)
Dec 23, 2011	19.20	19.36	19.01	19.36	2,137,775	+0.59(+3.12%)
Dec 21, 2011	18.68	18.86	18.48	18.77	3,484,082	+0.14(+0.74%)
Dec 20, 2011	18.17	18.67	18.17	18.64	2,831,485	+0.81(+4.55%)
Dec 19, 2011	18.43	18.43	17.78	17.83	3,497,182	-0.56(-3.06%)
Dec 16, 2011	18.33	18.58	18.18	18.39	5,923,135	+0.14(+0.75%)
Dec 15, 2011	18.34	18.46	18.00	18.25	3,406,843	+0.09(+0.52%)
Dec 14, 2011	18.34	18.39	17.84	18.16	4,593,232	-0.28(-1.52%)
Dec 13, 2011	19.36	19.60	18.24	18.44	7,373,726	-1.29(-6.55%)
Dec 12, 2011	19.48	19.78	19.24	19.73	4,347,925	-0.17(-0.85%)
Dec 09, 2011	19.36	19.93	19.23	19.90	3,800,159	+0.69(+3.57%)
Dec 08, 2011	19.52	19.53	18.94	19.21	4,668,471	-0.51(-2.59%)
Dec 07, 2011	19.60	19.82	19.47	19.72	2,807,563	+0.09(+0.45%)
Dec 06, 2011	19.53	19.91	19.39	19.64	3,895,396	+0.15(+0.77%)
Dec 05, 2011	19.57	19.69	19.34	19.49	2,794,571	+0.34(+1.79%)
Dec 02, 2011	19.47	19.65	19.11	19.14	3,597,308	-0.34(-1.73%)

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