Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2013	19.07	19.33	19.05	19.15	8,079,428	+0.01(+0.04%)
Feb 27, 2013	18.74	19.20	18.71	19.15	11,338,597	+0.43(+2.29%)
Feb 26, 2013	18.87	18.96	18.60	18.72	12,230,316	-0.03(-0.14%)
Feb 25, 2013	19.28	19.28	18.73	18.74	9,396,832	-0.46(-2.38%)
Feb 22, 2013	19.15	19.20	19.02	19.20	7,237,653	+0.19(+0.99%)
Feb 21, 2013	19.11	19.11	18.83	19.01	10,512,216	-0.09(-0.48%)
Feb 20, 2013	19.18	19.27	19.09	19.10	12,219,001	+0.11(+0.59%)
Feb 19, 2013	18.89	19.03	18.73	18.99	11,965,719	+0.07(+0.39%)
Feb 15, 2013	18.77	18.95	18.69	18.92	13,872,160	+0.20(+1.04%)
Feb 14, 2013	18.57	18.76	18.47	18.72	12,998,163	+0.07(+0.37%)
Feb 13, 2013	18.95	19.00	18.59	18.66	15,810,928	-0.19(-1.02%)
Feb 12, 2013	19.08	19.12	18.82	18.85	20,235,478	-0.29(-1.51%)
Feb 11, 2013	19.18	19.19	19.08	19.14	8,724,031	-0.03(-0.18%)
Feb 08, 2013	19.18	19.23	19.07	19.17	10,965,294	+0.06(+0.34%)
Feb 07, 2013	19.49	19.51	19.01	19.11	13,115,805	-0.38(-1.95%)
Feb 06, 2013	19.62	19.85	18.85	19.49	22,938,836	-0.64(-3.16%)
Feb 04, 2013	20.12	20.17	19.97	20.12	7,397,119	-0.08(-0.40%)
Feb 01, 2013	20.39	20.39	20.16	20.20	6,698,449	+0.00(+0.00%)
Jan 31, 2013	19.96	20.26	19.87	20.20	7,130,302	+0.23(+1.14%)
Jan 30, 2013	20.28	20.31	19.93	19.97	6,434,865	-0.34(-1.67%)
Jan 29, 2013	20.13	20.35	20.03	20.31	6,128,992	+0.14(+0.68%)
Jan 28, 2013	20.47	20.47	20.09	20.18	7,792,402	-0.19(-0.92%)
Jan 25, 2013	20.45	20.47	20.16	20.36	6,373,367	-0.05(-0.24%)
Jan 24, 2013	20.25	20.54	20.19	20.41	9,290,596	+0.18(+0.90%)
Jan 23, 2013	19.98	20.30	19.96	20.23	6,144,120	+0.19(+0.93%)
Jan 22, 2013	19.61	20.10	19.60	20.04	10,998,890	+0.45(+2.27%)
Jan 18, 2013	19.63	19.72	19.53	19.60	9,811,836	+0.01(+0.06%)
Jan 17, 2013	19.65	19.79	19.44	19.59	11,765,180	-0.06(-0.33%)
Jan 16, 2013	20.08	20.11	19.61	19.65	10,923,286	-0.54(-2.68%)
Jan 15, 2013	19.91	20.22	19.80	20.19	9,986,681	+0.03(+0.15%)
Jan 14, 2013	20.18	20.28	19.93	20.16	4,233,141	+0.01(+0.04%)
Jan 11, 2013	20.32	20.32	19.98	20.15	5,585,352	-0.17(-0.82%)
Jan 10, 2013	20.17	20.34	20.05	20.32	6,312,039	+0.33(+1.66%)
Jan 09, 2013	19.84	20.07	19.84	19.99	5,636,516	+0.02(+0.11%)
Jan 08, 2013	19.67	19.97	19.62	19.97	8,799,398	+0.23(+1.16%)
Jan 07, 2013	19.73	19.75	19.45	19.74	11,873,802	-0.08(-0.38%)
Jan 04, 2013	20.13	20.23	19.80	19.81	11,485,381	-0.25(-1.25%)
Jan 03, 2013	20.42	20.42	19.84	20.07	13,511,514	-0.52(-2.53%)
Jan 02, 2013	20.55	20.63	20.45	20.59	10,600,767	+0.38(+1.90%)
Dec 31, 2012	19.91	20.23	19.75	20.20	6,710,829	+0.31(+1.55%)
Dec 28, 2012	20.03	20.11	19.87	19.89	6,622,666	-0.29(-1.43%)
Dec 27, 2012	20.40	20.40	19.97	20.18	7,989,921	-0.19(-0.92%)
Dec 26, 2012	20.48	20.57	20.29	20.37	4,686,895	-0.11(-0.52%)
Dec 24, 2012	20.48	20.55	20.43	20.48	1,800,699	-0.01(-0.06%)
Dec 21, 2012	20.70	20.72	20.41	20.49	10,022,223	-0.34(-1.63%)
Dec 20, 2012	20.76	20.83	20.54	20.83	5,608,579	+0.12(+0.59%)
Dec 19, 2012	20.85	20.87	20.65	20.71	8,412,808	-0.10(-0.46%)
Dec 18, 2012	20.60	20.83	20.54	20.80	8,431,326	+0.21(+1.00%)
Dec 17, 2012	20.37	20.60	20.30	20.60	5,471,947	+0.33(+1.62%)
Dec 14, 2012	20.34	20.43	20.23	20.27	6,245,236	-0.07(-0.36%)
Dec 13, 2012	20.63	20.75	20.31	20.34	5,385,160	-0.29(-1.42%)
Dec 12, 2012	20.72	20.92	20.58	20.63	7,494,162	+0.04(+0.18%)
Dec 11, 2012	20.50	20.64	20.40	20.60	7,279,396	+0.20(+0.97%)
Dec 10, 2012	20.33	20.51	20.30	20.40	4,758,943	-0.00(-0.02%)
Dec 07, 2012	20.61	20.71	20.29	20.40	6,319,737	-0.08(-0.41%)
Dec 06, 2012	20.37	20.49	20.11	20.48	6,305,235	+0.08(+0.41%)
Dec 05, 2012	20.09	20.47	20.03	20.40	8,804,680	+0.38(+1.92%)

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