Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	22.53	22.66	22.28	22.34	4,795,746	-0.06(-0.27%)
Feb 28, 2012	22.29	22.42	22.18	22.41	1,866,951	+0.19(+0.87%)
Feb 27, 2012	22.11	22.28	21.97	22.21	2,006,466	-0.04(-0.17%)
Feb 24, 2012	22.31	22.37	22.22	22.25	1,562,613	-0.08(-0.34%)
Feb 23, 2012	22.28	22.33	22.13	22.33	1,814,826	+0.10(+0.45%)
Feb 22, 2012	22.06	22.28	22.03	22.23	2,132,123	+0.09(+0.42%)
Feb 21, 2012	22.01	22.24	21.94	22.14	4,107,884	+0.28(+1.30%)
Feb 17, 2012	22.03	22.03	21.77	21.85	1,188,157	-0.08(-0.35%)
Feb 16, 2012	21.54	21.93	21.50	21.93	1,783,567	+0.30(+1.39%)
Feb 15, 2012	21.77	21.77	21.54	21.63	2,029,633	+0.05(+0.21%)
Feb 14, 2012	21.60	21.65	21.42	21.58	1,849,537	-0.08(-0.39%)
Feb 13, 2012	21.74	21.83	21.61	21.67	2,007,009	+0.11(+0.50%)
Feb 10, 2012	21.56	21.63	21.47	21.56	2,438,545	-0.34(-1.55%)
Feb 09, 2012	22.02	22.08	21.84	21.90	3,535,466	-0.05(-0.25%)
Feb 08, 2012	22.00	22.12	21.79	21.95	1,968,225	+0.01(+0.04%)
Feb 07, 2012	21.96	22.04	21.73	21.94	5,987,341	-0.08(-0.38%)
Feb 06, 2012	21.91	22.13	21.91	22.03	2,346,589	-0.13(-0.59%)
Feb 03, 2012	22.12	22.18	21.98	22.16	4,148,169	+0.25(+1.12%)
Feb 02, 2012	21.87	22.01	21.79	21.91	1,775,270	+0.08(+0.35%)
Feb 01, 2012	21.92	21.98	21.81	21.84	5,259,083	+0.19(+0.89%)
Jan 31, 2012	21.81	21.92	21.47	21.64	5,912,472	+0.03(+0.14%)
Jan 30, 2012	21.48	21.68	21.40	21.61	4,119,308	-0.15(-0.67%)
Jan 27, 2012	21.62	21.86	21.62	21.76	3,085,725	+0.05(+0.25%)
Jan 26, 2012	22.00	22.04	21.64	21.71	2,229,927	-0.12(-0.56%)
Jan 25, 2012	21.33	21.88	21.24	21.83	3,183,130	+0.38(+1.76%)
Jan 24, 2012	21.54	21.56	21.39	21.45	5,949,458	-0.29(-1.35%)
Jan 23, 2012	21.44	21.77	21.44	21.74	3,149,131	+0.38(+1.77%)
Jan 20, 2012	21.32	21.39	21.27	21.37	1,184,318	-0.03(-0.14%)
Jan 19, 2012	21.40	21.54	21.32	21.40	1,400,083	+0.12(+0.58%)
Jan 18, 2012	20.98	21.30	20.96	21.27	1,778,172	+0.26(+1.25%)
Jan 17, 2012	21.11	21.17	20.93	21.01	1,456,431	+0.12(+0.59%)
Jan 13, 2012	20.84	20.89	20.57	20.89	1,170,369	-0.16(-0.77%)
Jan 12, 2012	21.03	21.11	20.87	21.05	1,325,612	+0.11(+0.51%)
Jan 11, 2012	21.06	21.06	20.90	20.94	4,121,072	-0.10(-0.48%)
Jan 10, 2012	21.09	21.17	21.04	21.04	1,264,582	+0.27(+1.30%)
Jan 09, 2012	20.79	20.80	20.60	20.77	2,249,151	+0.06(+0.30%)
Jan 06, 2012	20.94	20.94	20.62	20.71	1,177,152	-0.22(-1.03%)
Jan 05, 2012	20.84	21.01	20.76	20.93	1,329,821	-0.13(-0.62%)
Jan 04, 2012	21.00	21.11	20.91	21.06	1,836,551	+0.58(+2.82%)
Dec 30, 2011	20.24	20.50	20.17	20.48	3,555,353	+0.32(+1.57%)
Dec 29, 2011	19.94	20.20	19.93	20.17	2,419,186	+0.22(+1.12%)
Dec 28, 2011	20.29	20.37	19.89	19.94	2,484,220	-0.32(-1.56%)
Dec 27, 2011	20.23	20.37	20.22	20.26	1,747,720	-0.07(-0.34%)
Dec 23, 2011	20.29	20.40	20.27	20.33	1,918,994	+0.42(+2.09%)
Dec 21, 2011	19.79	19.96	19.66	19.91	6,376,572	+0.18(+0.94%)
Dec 20, 2011	19.67	19.89	19.63	19.73	4,656,757	+0.44(+2.29%)
Dec 19, 2011	19.58	19.63	19.24	19.29	2,608,970	-0.27(-1.40%)
Dec 16, 2011	19.38	19.59	19.33	19.56	3,191,722	+0.24(+1.26%)
Dec 15, 2011	19.57	19.62	19.25	19.32	2,735,121	+0.01(+0.04%)
Dec 14, 2011	19.54	19.64	19.22	19.31	2,654,666	-0.46(-2.31%)
Dec 13, 2011	20.26	20.41	19.63	19.76	4,822,779	-0.39(-1.96%)
Dec 12, 2011	20.23	20.24	19.95	20.16	2,413,907	-0.43(-2.07%)
Dec 09, 2011	20.36	20.63	20.29	20.58	2,889,335	+0.27(+1.35%)
Dec 08, 2011	20.80	20.84	20.25	20.31	3,692,044	-0.63(-3.01%)
Dec 07, 2011	20.74	21.04	20.59	20.94	5,158,748	+0.12(+0.58%)
Dec 06, 2011	20.79	20.99	20.63	20.82	2,654,073	+0.01(+0.04%)
Dec 05, 2011	20.92	21.13	20.70	20.81	4,031,870	+0.17(+0.81%)
Dec 02, 2011	21.00	21.06	20.61	20.64	2,400,877	-0.16(-0.77%)

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