Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	21.41	21.57	21.38	21.45	2,960,706	+0.26(+1.22%)
May 23, 2011	21.09	21.29	21.09	21.19	8,967,744	-0.37(-1.70%)
May 20, 2011	21.83	21.89	21.53	21.56	5,326,316	-0.53(-2.40%)
May 19, 2011	21.88	22.11	21.86	22.09	5,976,226	+0.36(+1.66%)
May 18, 2011	21.32	21.83	21.26	21.73	8,984,981	+0.37(+1.74%)
May 17, 2011	21.20	21.36	21.06	21.35	5,277,282	-0.12(-0.55%)
May 16, 2011	21.46	21.63	21.36	21.47	10,564,626	+0.02(+0.10%)
May 13, 2011	21.57	21.60	21.23	21.45	7,852,638	-0.10(-0.44%)
May 12, 2011	21.25	21.65	21.15	21.55	7,941,859	+0.08(+0.37%)
May 11, 2011	21.39	21.52	21.33	21.47	9,393,653	+0.23(+1.07%)
May 10, 2011	21.33	21.33	21.19	21.24	4,091,790	-0.10(-0.48%)
May 09, 2011	21.23	21.37	21.11	21.34	4,788,819	+0.06(+0.30%)
May 06, 2011	21.47	21.52	21.19	21.28	7,459,913	+0.13(+0.64%)
May 05, 2011	21.27	21.36	21.10	21.14	8,519,297	-0.68(-3.13%)
May 04, 2011	21.86	21.92	21.60	21.83	6,610,178	+0.29(+1.32%)
May 03, 2011	21.38	21.63	21.38	21.54	4,652,111	+0.08(+0.38%)
May 02, 2011	21.46	21.47	21.42	21.46	3,706,944	+0.20(+0.96%)
Apr 29, 2011	21.36	21.42	21.23	21.26	2,909,494	-0.02(-0.08%)
Apr 28, 2011	21.06	21.29	21.06	21.27	3,109,863	+0.13(+0.64%)
Apr 27, 2011	20.98	21.16	20.87	21.14	5,015,494	+0.22(+1.05%)
Apr 26, 2011	20.78	20.94	20.73	20.92	3,984,676	+0.28(+1.35%)
Apr 25, 2011	20.64	20.70	20.47	20.64	4,253,171	+0.19(+0.92%)
Apr 21, 2011	20.64	20.69	20.41	20.45	4,617,573	-0.02(-0.11%)
Apr 20, 2011	20.41	20.50	20.36	20.47	6,577,095	+0.60(+3.03%)
Apr 19, 2011	19.70	19.90	19.64	19.87	6,225,242	+0.18(+0.93%)
Apr 18, 2011	19.51	19.74	19.33	19.68	9,109,605	-0.49(-2.45%)
Apr 15, 2011	20.10	20.24	20.01	20.18	4,139,804	+0.16(+0.78%)
Apr 14, 2011	19.75	20.12	19.72	20.02	5,721,111	+0.08(+0.38%)
Apr 13, 2011	20.07	20.12	19.94	19.95	4,230,373	+0.02(+0.11%)
Apr 12, 2011	20.00	20.09	19.89	19.93	11,237,715	-0.04(-0.19%)
Apr 11, 2011	19.88	20.11	19.88	19.96	7,549,851	+0.36(+1.81%)
Apr 08, 2011	19.66	19.67	19.52	19.61	3,526,769	+0.17(+0.86%)
Apr 07, 2011	19.37	19.58	19.36	19.44	4,555,084	-0.10(-0.52%)
Apr 06, 2011	19.41	19.62	19.39	19.55	3,619,970	+0.16(+0.80%)
Apr 05, 2011	19.13	19.41	19.10	19.39	14,258,477	+0.15(+0.78%)
Apr 04, 2011	19.28	19.31	19.14	19.24	2,550,836	+0.05(+0.25%)
Apr 01, 2011	19.07	19.22	19.01	19.19	2,942,504	+0.25(+1.31%)
Mar 31, 2011	18.94	19.04	18.86	18.94	6,061,236	+0.05(+0.26%)
Mar 30, 2011	18.81	18.95	18.75	18.89	5,771,686	+0.25(+1.36%)
Mar 29, 2011	18.44	18.66	18.42	18.64	5,021,505	+0.03(+0.14%)
Mar 28, 2011	18.57	18.65	18.46	18.61	4,864,089	+0.01(+0.03%)
Mar 25, 2011	18.54	18.73	18.50	18.61	9,178,925	+0.08(+0.41%)
Mar 24, 2011	18.33	18.57	18.29	18.53	3,529,697	+0.32(+1.74%)
Mar 23, 2011	18.09	18.27	18.02	18.22	5,715,310	+0.00(+0.00%)
Mar 22, 2011	18.33	18.35	18.09	18.22	2,628,435	-0.07(-0.38%)
Mar 21, 2011	18.27	18.33	18.22	18.29	5,021,410	+0.34(+1.89%)
Mar 18, 2011	18.16	18.16	17.83	17.95	3,203,738	+0.17(+0.94%)
Mar 17, 2011	17.78	17.94	17.69	17.78	5,830,012	+0.56(+3.28%)
Mar 16, 2011	17.59	17.72	17.09	17.22	10,760,133	-0.49(-2.79%)
Mar 15, 2011	17.62	17.78	17.55	17.71	9,543,348	-0.63(-3.43%)
Mar 14, 2011	18.22	18.37	18.13	18.34	4,981,710	-0.23(-1.25%)
Mar 11, 2011	18.53	18.61	18.38	18.57	8,411,034	-0.25(-1.34%)
Mar 10, 2011	18.80	18.88	18.72	18.82	5,239,130	-0.06(-0.34%)
Mar 09, 2011	18.94	18.96	18.82	18.89	3,861,559	-0.02(-0.09%)
Mar 08, 2011	18.70	18.97	18.64	18.91	3,547,810	-0.09(-0.45%)
Mar 07, 2011	19.15	19.21	18.93	18.99	5,399,555	-0.12(-0.65%)
Mar 04, 2011	19.45	19.47	19.06	19.11	5,126,696	-0.35(-1.82%)
Mar 03, 2011	19.39	19.52	19.19	19.47	19,686,346	+0.40(+2.09%)
Mar 02, 2011	19.03	19.23	19.03	19.07	13,794,138	+0.13(+0.68%)

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