Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	24.01	24.04	23.50	23.59	1,021,945	-0.38(-1.57%)
May 23, 2011	24.23	24.36	23.76	23.97	975,794	-0.61(-2.49%)
May 20, 2011	25.56	25.71	24.28	24.58	1,150,956	-0.30(-1.21%)
May 19, 2011	24.70	24.96	24.63	24.88	516,223	+0.34(+1.38%)
May 18, 2011	24.16	24.57	23.99	24.54	382,960	+0.38(+1.57%)
May 17, 2011	24.43	24.48	24.04	24.17	591,823	-0.44(-1.81%)
May 16, 2011	24.46	24.95	24.43	24.61	609,648	-0.00(-0.02%)
May 13, 2011	24.88	24.99	24.46	24.61	328,355	-0.29(-1.16%)
May 12, 2011	24.38	24.92	24.25	24.90	432,536	+0.41(+1.68%)
May 11, 2011	24.86	24.90	24.42	24.49	295,530	-0.47(-1.90%)
May 10, 2011	24.72	25.03	24.72	24.96	309,770	+0.34(+1.39%)
May 09, 2011	24.52	24.82	24.48	24.62	491,680	+0.07(+0.27%)
May 06, 2011	24.72	24.97	24.47	24.56	466,007	+0.18(+0.75%)
May 05, 2011	24.19	24.59	24.12	24.37	531,461	+0.07(+0.29%)
May 04, 2011	24.67	24.69	24.25	24.30	300,804	-0.37(-1.50%)
May 03, 2011	24.77	24.89	24.63	24.68	514,502	-0.14(-0.56%)
May 02, 2011	24.79	24.85	24.79	24.81	416,683	-0.16(-0.64%)
Apr 29, 2011	24.90	25.12	24.78	24.97	371,787	+0.24(+0.96%)
Apr 28, 2011	24.57	24.82	24.57	24.74	427,191	+0.09(+0.38%)
Apr 27, 2011	24.70	24.70	24.43	24.64	804,768	+0.10(+0.40%)
Apr 26, 2011	23.88	24.69	23.87	24.54	551,966	+0.68(+2.84%)
Apr 25, 2011	24.15	24.16	23.84	23.87	259,351	-0.31(-1.30%)
Apr 21, 2011	24.19	24.22	24.07	24.18	147,600	+0.13(+0.54%)
Apr 20, 2011	23.92	24.15	23.87	24.05	380,038	+0.44(+1.88%)
Apr 19, 2011	23.56	23.64	23.42	23.61	337,488	+0.14(+0.61%)
Apr 18, 2011	23.75	23.84	23.17	23.46	632,653	-0.64(-2.66%)
Apr 15, 2011	24.01	24.28	23.84	24.10	327,274	+0.11(+0.44%)
Apr 14, 2011	23.96	24.08	23.88	24.00	461,753	-0.14(-0.57%)
Apr 13, 2011	24.26	24.31	23.98	24.14	539,743	+0.05(+0.20%)
Apr 12, 2011	24.52	24.71	24.06	24.09	851,620	-0.66(-2.69%)
Apr 11, 2011	25.03	25.06	24.63	24.75	555,278	-0.25(-1.01%)
Apr 08, 2011	25.39	25.39	24.73	25.01	544,667	-0.28(-1.10%)
Apr 07, 2011	25.46	25.59	25.27	25.28	408,111	-0.22(-0.86%)
Apr 06, 2011	25.48	25.65	25.19	25.50	413,061	+0.08(+0.32%)
Apr 05, 2011	25.20	25.54	25.20	25.42	420,606	+0.12(+0.48%)
Apr 04, 2011	25.21	25.33	25.05	25.30	578,056	+0.09(+0.36%)
Apr 01, 2011	25.14	25.27	25.01	25.21	723,511	+0.21(+0.85%)
Mar 31, 2011	25.11	25.11	24.95	25.00	884,019	-0.16(-0.63%)
Mar 30, 2011	24.98	25.35	24.95	25.16	695,016	+0.26(+1.03%)
Mar 29, 2011	24.43	24.93	24.21	24.90	566,226	+0.51(+2.09%)
Mar 28, 2011	24.56	24.68	24.36	24.39	292,100	-0.15(-0.61%)
Mar 25, 2011	24.46	24.81	24.30	24.54	294,405	+0.11(+0.45%)
Mar 24, 2011	24.25	24.51	24.08	24.43	368,207	+0.25(+1.05%)
Mar 23, 2011	24.23	24.30	23.97	24.18	570,080	-0.13(-0.52%)
Mar 22, 2011	24.63	24.66	24.24	24.30	335,711	-0.28(-1.13%)
Mar 21, 2011	24.71	24.79	24.55	24.58	718,995	+0.71(+2.96%)
Mar 18, 2011	23.55	23.96	23.55	23.88	978,334	+0.63(+2.72%)
Mar 17, 2011	23.20	23.64	23.18	23.24	916,491	+0.18(+0.80%)
Mar 16, 2011	23.00	23.32	22.84	23.06	942,554	-0.01(-0.05%)
Mar 15, 2011	23.02	23.23	22.99	23.07	1,076,623	-0.02(-0.09%)
Mar 14, 2011	22.95	23.18	22.86	23.09	369,478	-0.06(-0.26%)
Mar 11, 2011	22.82	23.17	22.52	23.15	443,052	+0.36(+1.59%)
Mar 10, 2011	23.26	23.33	22.77	22.79	556,602	-0.77(-3.29%)
Mar 09, 2011	23.41	23.66	23.24	23.57	580,983	+0.12(+0.52%)
Mar 08, 2011	23.08	23.64	23.00	23.44	436,761	+0.35(+1.50%)
Mar 07, 2011	23.27	23.39	22.83	23.10	902,408	-0.07(-0.32%)
Mar 04, 2011	23.37	23.45	23.00	23.17	422,202	-0.22(-0.96%)
Mar 03, 2011	22.79	23.57	22.79	23.39	643,738	+0.80(+3.56%)
Mar 02, 2011	22.43	22.83	22.43	22.59	520,308	+0.08(+0.36%)

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