Date	Open	High	Low	Close	Volume	Change (%)
Mar 30, 2012	21.85	22.10	21.80	22.10	30,377	+0.28(+1.27%)
Mar 29, 2012	21.68	21.83	21.48	21.83	10,152	-0.07(-0.32%)
Mar 28, 2012	22.02	22.04	21.68	21.90	25,782	-0.30(-1.34%)
Mar 27, 2012	22.16	22.22	22.02	22.19	100,990	+0.04(+0.20%)
Mar 26, 2012	22.10	22.20	22.06	22.15	14,610	+0.32(+1.45%)
Mar 23, 2012	21.57	21.89	21.57	21.83	17,842	+0.29(+1.35%)
Mar 22, 2012	21.57	21.58	21.43	21.54	45,779	-0.32(-1.44%)
Mar 21, 2012	21.97	21.97	21.78	21.86	55,806	-0.20(-0.92%)
Mar 20, 2012	22.16	22.16	21.93	22.06	70,087	-0.41(-1.83%)
Mar 19, 2012	22.50	22.50	22.27	22.47	34,461	-0.04(-0.17%)
Mar 16, 2012	22.57	22.61	22.42	22.51	39,504	-0.06(-0.25%)
Mar 15, 2012	22.34	22.58	22.34	22.57	41,926	+0.22(+0.99%)
Mar 14, 2012	22.36	22.52	22.24	22.34	15,499	-0.18(-0.81%)
Mar 13, 2012	22.19	22.53	22.19	22.53	23,133	+0.32(+1.42%)
Mar 12, 2012	22.22	22.22	22.09	22.21	21,177	-0.08(-0.35%)
Mar 09, 2012	22.19	22.37	22.19	22.29	9,586	+0.07(+0.33%)
Mar 08, 2012	22.12	22.24	22.00	22.22	17,140	+0.37(+1.70%)
Mar 07, 2012	21.74	21.89	21.74	21.85	31,888	+0.29(+1.35%)
Mar 06, 2012	21.61	21.71	21.45	21.56	84,170	-0.81(-3.61%)
Mar 05, 2012	22.26	22.52	22.26	22.36	32,452	-0.23(-1.03%)
Mar 02, 2012	22.55	22.60	22.32	22.60	24,163	+0.18(+0.82%)
Mar 01, 2012	22.40	22.41	22.26	22.41	7,077	+0.13(+0.59%)
Feb 29, 2012	22.29	22.42	22.16	22.28	46,945	-0.01(-0.03%)
Feb 28, 2012	22.07	22.29	21.94	22.29	81,304	+0.17(+0.77%)
Feb 27, 2012	21.89	22.19	21.89	22.12	23,315	+0.12(+0.55%)
Feb 24, 2012	21.69	22.09	21.68	22.00	43,285	+0.56(+2.62%)
Feb 23, 2012	21.39	21.45	21.15	21.44	23,773	+0.16(+0.77%)
Feb 22, 2012	21.26	21.27	21.13	21.27	44,813	-0.09(-0.44%)
Feb 21, 2012	21.33	21.37	21.25	21.37	35,931	-0.04(-0.20%)
Feb 17, 2012	21.23	21.41	21.16	21.41	32,888	+0.08(+0.35%)
Feb 16, 2012	20.27	21.33	20.27	21.33	97,928	+0.03(+0.15%)
Feb 15, 2012	21.42	21.52	21.30	21.30	8,208	+0.09(+0.45%)
Feb 14, 2012	21.32	21.34	21.10	21.21	15,866	-0.17(-0.80%)
Feb 13, 2012	21.15	21.40	21.15	21.38	35,291	+0.44(+2.11%)
Feb 10, 2012	20.89	20.94	20.72	20.94	28,948	-0.45(-2.10%)
Feb 09, 2012	21.37	21.44	21.27	21.39	17,349	-0.11(-0.53%)
Feb 08, 2012	21.49	21.56	21.39	21.50	7,550	-0.01(-0.06%)
Feb 07, 2012	21.33	21.52	21.32	21.51	10,019	+0.01(+0.03%)
Feb 06, 2012	21.35	21.50	21.34	21.50	21,852	-0.15(-0.67%)
Feb 03, 2012	21.38	21.65	21.37	21.65	12,761	+0.39(+1.84%)
Feb 02, 2012	21.16	21.27	21.06	21.26	34,195	+0.24(+1.14%)
Feb 01, 2012	20.95	21.20	20.88	21.02	49,103	+0.29(+1.40%)
Jan 31, 2012	20.58	20.73	20.37	20.73	67,316	+0.32(+1.55%)
Jan 30, 2012	20.27	20.51	20.20	20.41	17,793	-0.17(-0.83%)
Jan 27, 2012	20.28	20.66	20.28	20.58	35,443	+0.34(+1.68%)
Jan 26, 2012	20.22	20.51	20.20	20.24	29,893	+0.06(+0.28%)
Jan 25, 2012	19.86	20.19	19.86	20.19	15,432	+0.33(+1.68%)
Jan 24, 2012	19.74	19.90	19.74	19.85	13,612	+0.02(+0.10%)
Jan 23, 2012	19.67	19.88	19.64	19.83	16,506	+0.20(+1.00%)
Jan 20, 2012	19.49	19.65	19.40	19.64	14,939	+0.01(+0.03%)
Jan 19, 2012	19.55	19.64	19.35	19.63	20,917	+0.08(+0.42%)
Jan 18, 2012	19.30	19.57	19.30	19.55	12,457	+0.30(+1.54%)
Jan 17, 2012	19.04	19.26	18.99	19.25	67,920	+0.39(+2.07%)
Jan 13, 2012	18.83	18.98	18.72	18.86	27,427	-0.18(-0.93%)
Jan 12, 2012	18.94	19.12	18.85	19.04	38,463	+0.16(+0.87%)
Jan 11, 2012	18.70	18.87	18.60	18.87	17,452	-0.06(-0.33%)
Jan 10, 2012	18.92	18.94	18.73	18.94	40,462	+0.39(+2.11%)
Jan 09, 2012	18.30	18.55	18.30	18.54	14,524	+0.18(+0.96%)
Jan 06, 2012	18.18	18.42	18.18	18.37	25,595	+0.09(+0.48%)
Jan 05, 2012	18.29	18.38	18.15	18.28	9,805	-0.23(-1.26%)

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