Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	18.77	18.89	18.65	18.65	35,089	-0.13(-0.71%)
May 23, 2011	18.78	18.92	18.65	18.79	47,699	-0.26(-1.36%)
May 20, 2011	19.20	19.20	18.93	19.04	96,641	-0.18(-0.96%)
May 19, 2011	19.32	19.34	19.08	19.23	281,166	-0.02(-0.09%)
May 18, 2011	18.96	19.25	18.96	19.25	33,536	+0.27(+1.41%)
May 17, 2011	18.90	19.04	18.85	18.98	179,014	-0.05(-0.26%)
May 16, 2011	19.24	19.44	19.03	19.03	52,455	-0.36(-1.86%)
May 13, 2011	19.76	19.76	19.38	19.39	22,762	-0.38(-1.95%)
May 12, 2011	19.40	19.79	19.35	19.77	36,801	+0.22(+1.11%)
May 11, 2011	19.82	19.84	19.49	19.56	59,131	-0.34(-1.72%)
May 10, 2011	19.56	19.90	19.56	19.90	22,192	+0.37(+1.88%)
May 09, 2011	19.27	19.54	19.24	19.53	26,947	+0.19(+0.99%)
May 06, 2011	19.52	19.58	19.28	19.34	32,949	-0.02(-0.09%)
May 05, 2011	19.25	19.61	19.17	19.35	23,211	-0.06(-0.30%)
May 04, 2011	19.67	19.67	19.25	19.41	108,506	-0.28(-1.44%)
May 03, 2011	19.85	19.94	19.58	19.70	54,180	-0.23(-1.17%)
May 02, 2011	19.97	19.97	19.91	19.93	42,094	-0.33(-1.65%)
Apr 29, 2011	20.24	20.32	20.16	20.27	12,251	+0.04(+0.21%)
Apr 28, 2011	20.11	20.22	20.06	20.22	59,164	+0.07(+0.33%)
Apr 27, 2011	20.04	20.16	19.96	20.16	22,716	+0.14(+0.69%)
Apr 26, 2011	19.84	20.13	19.84	20.02	20,197	+0.24(+1.21%)
Apr 25, 2011	19.84	19.84	19.70	19.78	20,485	-0.08(-0.39%)
Apr 21, 2011	19.74	19.86	19.71	19.86	46,683	+0.27(+1.37%)
Apr 20, 2011	19.50	19.61	19.48	19.59	55,921	+0.33(+1.69%)
Apr 19, 2011	19.30	19.35	19.16	19.26	22,566	-0.03(-0.13%)
Apr 18, 2011	19.26	19.41	19.14	19.29	33,451	-0.30(-1.54%)
Apr 15, 2011	19.33	19.59	19.33	19.59	23,799	+0.18(+0.90%)
Apr 14, 2011	19.15	19.42	19.12	19.41	41,832	+0.12(+0.61%)
Apr 13, 2011	19.39	19.44	19.12	19.30	39,261	+0.02(+0.09%)
Apr 12, 2011	19.44	19.47	19.26	19.28	50,767	-0.33(-1.66%)
Apr 11, 2011	19.76	19.80	19.49	19.61	36,470	-0.19(-0.97%)
Apr 08, 2011	20.17	20.21	19.71	19.80	78,323	-0.28(-1.37%)
Apr 07, 2011	20.27	20.28	20.03	20.07	29,198	-0.17(-0.82%)
Apr 06, 2011	20.22	20.25	20.10	20.24	22,048	+0.13(+0.66%)
Apr 05, 2011	20.03	20.22	19.97	20.11	27,962	+0.05(+0.25%)
Apr 04, 2011	20.05	20.07	19.94	20.06	112,435	+0.08(+0.42%)
Apr 01, 2011	19.99	20.07	19.91	19.97	27,691	+0.10(+0.51%)
Mar 31, 2011	19.86	19.91	19.75	19.87	29,741	+0.05(+0.25%)
Mar 30, 2011	19.66	19.82	19.56	19.82	54,130	+0.27(+1.37%)
Mar 29, 2011	19.40	19.56	19.33	19.56	21,471	+0.19(+0.99%)
Mar 28, 2011	19.43	19.59	19.36	19.36	28,376	-0.05(-0.26%)
Mar 25, 2011	19.33	19.68	19.27	19.41	52,101	+0.13(+0.66%)
Mar 24, 2011	19.25	19.32	19.14	19.28	21,792	+0.11(+0.60%)
Mar 23, 2011	19.04	19.23	18.87	19.17	27,664	+0.05(+0.26%)
Mar 22, 2011	19.21	19.21	19.04	19.12	64,887	-0.02(-0.09%)
Mar 21, 2011	19.10	19.15	19.02	19.14	122,367	+0.42(+2.23%)
Mar 18, 2011	18.62	18.72	18.49	18.72	120,928	+0.29(+1.59%)
Mar 17, 2011	18.49	18.55	18.40	18.43	49,882	+0.18(+0.96%)
Mar 16, 2011	18.38	18.57	18.17	18.25	103,364	-0.18(-1.00%)
Mar 15, 2011	18.35	18.51	18.33	18.43	120,733	-0.20(-1.08%)
Mar 14, 2011	18.56	18.74	18.43	18.64	100,255	-0.09(-0.49%)
Mar 11, 2011	18.60	18.83	18.49	18.73	72,639	-0.03(-0.18%)
Mar 10, 2011	19.03	19.03	18.67	18.76	103,999	-0.54(-2.77%)
Mar 09, 2011	19.35	19.44	19.26	19.30	36,500	-0.08(-0.43%)
Mar 08, 2011	19.08	19.47	18.93	19.38	93,409	+0.33(+1.76%)
Mar 07, 2011	19.42	19.66	18.86	19.04	65,466	-0.36(-1.85%)
Mar 04, 2011	19.45	19.45	19.20	19.40	36,542	-0.08(-0.39%)
Mar 03, 2011	19.22	19.51	19.22	19.48	75,717	+0.42(+2.19%)
Mar 02, 2011	18.88	19.10	18.82	19.06	123,331	+0.16(+0.84%)

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