Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	22.96	23.10	22.59	22.71	2,950,010	-0.16(-0.69%)
May 23, 2011	22.88	22.98	22.59	22.87	3,254,021	-0.28(-1.23%)
May 20, 2011	23.22	23.40	22.96	23.15	4,556,422	-0.14(-0.59%)
May 19, 2011	23.20	23.45	23.10	23.29	3,728,504	+0.06(+0.25%)
May 18, 2011	22.76	23.36	22.75	23.23	3,482,937	+0.33(+1.45%)
May 17, 2011	22.63	23.20	22.61	22.90	5,825,613	+0.26(+1.17%)
May 16, 2011	23.07	23.19	22.62	22.63	5,590,238	-0.58(-2.49%)
May 13, 2011	22.45	23.55	22.45	23.21	10,896,564	+0.80(+3.58%)
May 12, 2011	22.13	22.61	21.98	22.41	4,329,392	+0.26(+1.19%)
May 11, 2011	22.18	22.50	21.87	22.14	5,750,203	-0.15(-0.66%)
May 10, 2011	21.63	22.40	21.52	22.29	7,562,012	+0.71(+3.27%)
May 09, 2011	21.30	21.77	21.24	21.58	5,721,866	+0.28(+1.33%)
May 06, 2011	21.23	21.71	20.94	21.30	7,711,785	+0.07(+0.32%)
May 05, 2011	20.42	21.27	20.20	21.23	18,429,336	+1.72(+8.84%)
May 04, 2011	19.77	19.89	19.10	19.51	7,198,517	-0.23(-1.19%)
May 03, 2011	19.87	20.30	19.54	19.74	3,541,453	-0.14(-0.69%)
May 02, 2011	19.85	20.03	19.45	19.88	5,520,236	+0.12(+0.59%)
Apr 29, 2011	20.07	20.29	19.74	19.76	5,830,752	-0.30(-1.51%)
Apr 28, 2011	19.83	20.13	19.72	20.07	4,228,736	+0.24(+1.24%)
Apr 27, 2011	19.84	19.84	19.50	19.82	5,251,759	+0.01(+0.05%)
Apr 26, 2011	19.94	20.09	19.71	19.81	9,019,868	-0.30(-1.51%)
Apr 25, 2011	20.10	20.29	19.98	20.12	2,678,153	+0.13(+0.64%)
Apr 21, 2011	20.13	20.25	19.93	19.99	2,648,358	-0.09(-0.44%)
Apr 20, 2011	19.83	20.10	19.71	20.08	5,004,209	+0.50(+2.55%)
Apr 19, 2011	19.46	19.61	19.43	19.58	4,078,620	+0.12(+0.60%)
Apr 18, 2011	19.47	19.53	19.16	19.46	5,139,411	-0.25(-1.29%)
Apr 15, 2011	19.58	19.75	19.35	19.71	3,854,886	+0.18(+0.90%)
Apr 14, 2011	19.36	19.62	19.23	19.54	3,423,053	+0.06(+0.30%)
Apr 13, 2011	19.39	19.77	19.33	19.48	4,747,096	+0.15(+0.76%)
Apr 12, 2011	19.30	19.38	19.18	19.33	4,274,577	-0.11(-0.55%)
Apr 11, 2011	19.51	19.66	19.22	19.44	3,856,650	-0.01(-0.05%)
Apr 08, 2011	19.96	20.10	19.31	19.45	4,632,624	-0.38(-1.93%)
Apr 07, 2011	19.76	20.04	19.67	19.83	3,187,580	+0.00(+0.00%)
Apr 06, 2011	19.61	19.95	19.58	19.83	5,163,172	+0.22(+1.10%)
Apr 05, 2011	19.23	19.87	19.18	19.62	7,057,566	+0.33(+1.73%)
Apr 04, 2011	19.33	19.48	19.15	19.28	3,665,750	-0.04(-0.20%)
Apr 01, 2011	19.29	19.59	19.20	19.32	5,813,330	+0.20(+1.02%)
Mar 31, 2011	19.26	19.37	19.00	19.13	3,943,488	-0.15(-0.76%)
Mar 30, 2011	19.34	19.44	19.19	19.27	3,365,574	+0.02(+0.10%)
Mar 29, 2011	19.29	19.40	19.09	19.25	3,433,873	-0.05(-0.25%)
Mar 28, 2011	19.30	19.54	19.25	19.30	3,532,645	+0.01(+0.05%)
Mar 25, 2011	19.42	19.49	19.14	19.29	3,782,751	-0.14(-0.71%)
Mar 24, 2011	18.74	19.58	18.74	19.43	7,001,412	+0.72(+3.87%)
Mar 23, 2011	18.35	18.75	18.23	18.71	7,976,707	+0.27(+1.49%)
Mar 22, 2011	18.55	18.68	18.34	18.43	4,308,917	-0.12(-0.63%)
Mar 21, 2011	18.59	18.77	18.35	18.55	4,925,778	+0.34(+1.88%)
Mar 18, 2011	18.45	18.51	18.06	18.21	8,363,635	-0.08(-0.43%)
Mar 17, 2011	18.05	18.35	17.90	18.28	6,261,050	+0.45(+2.53%)
Mar 16, 2011	17.89	18.22	17.77	17.83	8,329,865	-0.16(-0.87%)
Mar 15, 2011	17.72	18.09	17.70	17.99	5,636,471	-0.23(-1.24%)
Mar 14, 2011	17.96	18.24	17.73	18.22	4,869,787	+0.06(+0.32%)
Mar 11, 2011	18.04	18.22	17.80	18.16	3,901,194	+0.01(+0.07%)
Mar 10, 2011	18.08	18.21	17.76	18.14	4,538,539	-0.09(-0.50%)
Mar 09, 2011	18.27	18.37	18.07	18.23	2,781,634	-0.12(-0.68%)
Mar 08, 2011	18.15	18.61	18.01	18.36	4,614,055	+0.29(+1.61%)
Mar 07, 2011	18.43	18.56	17.88	18.07	6,969,992	-0.33(-1.81%)
Mar 04, 2011	18.54	18.61	17.99	18.40	5,537,289	-0.16(-0.87%)
Mar 03, 2011	18.50	18.83	18.46	18.56	5,435,579	+0.24(+1.31%)
Mar 02, 2011	18.07	18.52	18.06	18.32	4,350,754	+0.30(+1.68%)

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