Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	21.12	21.36	20.98	21.34	1,055,620	+0.31(+1.49%)
May 23, 2011	21.67	21.70	21.02	21.02	2,048,319	-0.99(-4.49%)
May 20, 2011	22.37	22.38	21.86	22.01	949,075	-0.43(-1.92%)
May 19, 2011	22.44	22.79	22.34	22.44	612,505	+0.05(+0.22%)
May 18, 2011	22.12	22.46	22.00	22.39	526,292	+0.32(+1.46%)
May 17, 2011	22.22	22.41	21.90	22.07	807,949	-0.22(-1.01%)
May 16, 2011	22.35	22.40	22.00	22.30	1,255,033	-0.17(-0.74%)
May 13, 2011	23.00	23.00	22.36	22.46	901,572	-0.52(-2.26%)
May 12, 2011	22.63	23.08	22.48	22.98	849,753	+0.22(+0.99%)
May 11, 2011	23.01	23.11	22.68	22.76	832,802	-0.29(-1.27%)
May 10, 2011	23.03	23.26	22.99	23.05	788,620	+0.06(+0.26%)
May 09, 2011	22.62	23.07	22.47	22.99	1,563,085	+0.38(+1.69%)
May 06, 2011	23.37	23.37	22.34	22.61	2,478,171	-0.63(-2.69%)
May 05, 2011	22.98	23.84	22.79	23.23	2,565,544	-0.49(-2.06%)
May 04, 2011	23.94	24.05	23.61	23.72	2,146,911	-0.27(-1.14%)
May 03, 2011	24.50	24.59	23.88	24.00	1,017,540	-0.10(-0.41%)
May 02, 2011	24.05	24.11	24.03	24.10	1,835,146	+0.04(+0.16%)
Apr 29, 2011	23.53	24.06	23.53	24.06	2,080,066	+0.58(+2.46%)
Apr 28, 2011	23.51	23.51	23.31	23.48	987,388	-0.04(-0.17%)
Apr 27, 2011	23.67	23.96	23.47	23.52	1,069,024	-0.11(-0.46%)
Apr 26, 2011	23.51	23.72	23.46	23.63	1,094,936	+0.24(+1.05%)
Apr 25, 2011	23.36	23.47	23.24	23.38	567,641	-0.05(-0.21%)
Apr 21, 2011	23.82	23.82	23.37	23.43	695,499	-0.27(-1.16%)
Apr 20, 2011	23.45	23.76	23.41	23.70	1,703,545	+0.60(+2.58%)
Apr 19, 2011	22.71	23.22	22.68	23.11	1,090,441	+0.43(+1.90%)
Apr 18, 2011	22.94	22.97	22.45	22.68	1,112,091	-0.56(-2.40%)
Apr 15, 2011	23.16	23.41	23.03	23.23	1,148,569	+0.08(+0.34%)
Apr 14, 2011	23.34	23.35	22.83	23.16	626,362	-0.36(-1.54%)
Apr 13, 2011	23.60	23.73	23.30	23.52	896,194	+0.03(+0.12%)
Apr 12, 2011	23.52	23.72	23.39	23.49	546,845	-0.16(-0.66%)
Apr 11, 2011	23.67	23.83	23.34	23.65	2,112,269	+0.15(+0.62%)
Apr 08, 2011	23.58	23.78	23.18	23.50	4,318,034	-1.09(-4.42%)
Apr 07, 2011	24.52	24.75	24.46	24.58	770,890	-0.07(-0.28%)
Apr 06, 2011	25.14	25.14	24.41	24.65	1,546,736	+0.06(+0.24%)
Apr 05, 2011	24.87	24.91	24.54	24.59	1,369,405	-0.37(-1.49%)
Apr 04, 2011	25.42	25.42	24.58	24.97	1,139,294	-0.36(-1.43%)
Apr 01, 2011	25.23	25.54	25.17	25.33	1,163,546	+0.22(+0.90%)
Mar 31, 2011	24.75	25.11	24.75	25.10	626,321	+0.22(+0.90%)
Mar 30, 2011	25.01	25.17	24.75	24.88	497,604	-0.09(-0.35%)
Mar 29, 2011	24.99	25.02	24.73	24.97	640,527	-0.12(-0.47%)
Mar 28, 2011	24.92	25.24	24.77	25.08	599,513	+0.13(+0.51%)
Mar 25, 2011	25.07	25.12	24.54	24.96	1,093,128	-0.08(-0.31%)
Mar 24, 2011	24.77	25.09	24.64	25.03	740,189	+0.44(+1.79%)
Mar 23, 2011	24.61	24.90	24.25	24.59	898,327	-0.18(-0.71%)
Mar 22, 2011	25.05	25.05	24.73	24.77	803,734	-0.18(-0.71%)
Mar 21, 2011	25.01	25.03	24.85	24.95	441,778	+0.44(+1.80%)
Mar 18, 2011	24.67	24.90	24.33	24.51	931,636	+0.19(+0.76%)
Mar 17, 2011	24.26	24.46	24.02	24.32	500,487	+0.46(+1.93%)
Mar 16, 2011	24.35	24.48	23.67	23.86	777,058	-0.60(-2.44%)
Mar 15, 2011	24.10	24.59	24.00	24.46	1,089,307	-0.11(-0.44%)
Mar 14, 2011	24.54	24.67	24.26	24.56	718,991	-0.21(-0.83%)
Mar 11, 2011	24.51	24.98	24.50	24.77	841,309	+0.13(+0.52%)
Mar 10, 2011	25.15	25.15	24.57	24.64	988,454	-0.86(-3.37%)
Mar 09, 2011	25.66	25.79	25.36	25.50	920,295	-0.08(-0.31%)
Mar 08, 2011	25.17	25.85	25.17	25.58	506,295	+0.40(+1.59%)
Mar 07, 2011	25.46	25.46	24.76	25.18	844,583	-0.22(-0.85%)
Mar 04, 2011	25.44	25.45	24.95	25.40	567,253	-0.11(-0.42%)
Mar 03, 2011	25.05	25.62	25.03	25.50	500,287	+0.64(+2.56%)
Mar 02, 2011	24.60	24.95	24.32	24.87	1,263,329	+0.33(+1.36%)

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