Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	18.93	18.98	18.81	18.85	191,769	+0.06(+0.34%)
May 23, 2011	18.73	18.84	18.65	18.79	429,120	-0.45(-2.35%)
May 20, 2011	19.53	19.54	19.20	19.24	763,100	-0.44(-2.24%)
May 19, 2011	19.51	19.69	19.42	19.68	1,596,330	+0.36(+1.88%)
May 18, 2011	19.16	19.37	19.11	19.32	223,562	+0.16(+0.81%)
May 17, 2011	19.01	19.18	18.88	19.16	1,957,085	+0.07(+0.37%)
May 16, 2011	19.06	19.33	19.03	19.09	291,050	-0.08(-0.44%)
May 13, 2011	19.41	19.44	19.00	19.18	1,096,905	-0.29(-1.49%)
May 12, 2011	19.32	19.55	19.15	19.47	253,579	+0.09(+0.47%)
May 11, 2011	19.66	19.68	19.27	19.37	3,263,108	-0.40(-2.04%)
May 10, 2011	19.64	19.80	19.61	19.78	573,269	+0.30(+1.56%)
May 09, 2011	19.37	19.52	19.26	19.47	516,218	+0.05(+0.25%)
May 06, 2011	19.84	19.88	19.28	19.42	399,272	-0.15(-0.76%)
May 05, 2011	19.83	19.83	19.49	19.57	163,775	-0.61(-3.04%)
May 04, 2011	20.46	20.46	20.11	20.19	185,946	-0.16(-0.76%)
May 03, 2011	20.33	20.50	20.25	20.34	254,505	-0.06(-0.31%)
May 02, 2011	20.43	20.43	20.38	20.41	331,953	-0.01(-0.07%)
Apr 29, 2011	20.43	20.50	20.38	20.42	87,517	+0.06(+0.31%)
Apr 28, 2011	20.23	20.40	20.23	20.36	534,247	+0.11(+0.56%)
Apr 27, 2011	20.00	20.29	19.88	20.24	523,779	+0.43(+2.17%)
Apr 26, 2011	19.71	19.85	19.66	19.81	248,083	+0.23(+1.15%)
Apr 25, 2011	19.63	19.64	19.50	19.59	159,505	+0.03(+0.14%)
Apr 21, 2011	19.62	19.62	19.50	19.56	87,369	+0.13(+0.69%)
Apr 20, 2011	19.39	19.47	19.35	19.42	230,170	+0.64(+3.42%)
Apr 19, 2011	18.72	18.82	18.67	18.78	1,240,244	+0.21(+1.14%)
Apr 18, 2011	18.58	18.65	18.31	18.57	261,348	-0.62(-3.24%)
Apr 15, 2011	19.13	19.23	19.06	19.19	683,401	-0.11(-0.55%)
Apr 14, 2011	19.10	19.33	19.06	19.30	71,150	+0.01(+0.07%)
Apr 13, 2011	19.47	19.48	19.21	19.28	302,409	-0.02(-0.11%)
Apr 12, 2011	19.36	19.38	19.18	19.30	648,019	-0.13(-0.69%)
Apr 11, 2011	19.50	19.59	19.41	19.44	231,393	-0.11(-0.58%)
Apr 08, 2011	19.61	19.64	19.47	19.55	194,988	+0.18(+0.91%)
Apr 07, 2011	19.38	19.48	19.24	19.37	109,584	-0.11(-0.54%)
Apr 06, 2011	19.39	19.53	19.37	19.48	186,297	+0.20(+1.03%)
Apr 05, 2011	19.11	19.34	19.08	19.28	261,898	+0.01(+0.04%)
Apr 04, 2011	19.30	19.35	19.22	19.28	231,355	+0.03(+0.15%)
Apr 01, 2011	19.07	19.29	18.99	19.25	536,595	+0.23(+1.19%)
Mar 31, 2011	18.99	19.09	18.93	19.02	325,582	-0.03(-0.15%)
Mar 30, 2011	18.98	19.12	18.91	19.05	156,386	+0.17(+0.90%)
Mar 29, 2011	18.67	18.88	18.63	18.88	305,825	+0.16(+0.87%)
Mar 28, 2011	18.72	18.82	18.70	18.72	255,499	+0.00(+0.00%)
Mar 25, 2011	18.79	18.87	18.68	18.72	452,920	-0.17(-0.90%)
Mar 24, 2011	18.72	18.89	18.65	18.89	387,682	+0.36(+1.94%)
Mar 23, 2011	18.41	18.58	18.34	18.53	1,544,009	+0.03(+0.15%)
Mar 22, 2011	18.63	18.63	18.43	18.50	70,084	-0.11(-0.61%)
Mar 21, 2011	18.51	18.63	18.51	18.61	306,005	+0.54(+2.97%)
Mar 18, 2011	18.26	18.26	18.00	18.07	530,198	+0.36(+2.03%)
Mar 17, 2011	17.72	17.81	17.61	17.71	728,105	+0.63(+3.68%)
Mar 16, 2011	17.57	17.66	16.89	17.09	1,263,034	-0.70(-3.93%)
Mar 15, 2011	17.65	17.83	17.60	17.78	388,407	-0.49(-2.67%)
Mar 14, 2011	18.21	18.27	18.09	18.27	221,085	-0.08(-0.46%)
Mar 11, 2011	18.17	18.40	18.17	18.36	1,145,605	+0.08(+0.43%)
Mar 10, 2011	18.34	18.39	18.22	18.28	106,525	-0.40(-2.12%)
Mar 09, 2011	18.70	18.75	18.58	18.67	489,108	-0.04(-0.19%)
Mar 08, 2011	18.51	18.76	18.43	18.71	166,567	+0.09(+0.49%)
Mar 07, 2011	18.94	19.00	18.58	18.62	381,934	-0.18(-0.94%)
Mar 04, 2011	18.98	19.01	18.65	18.79	112,856	-0.27(-1.41%)
Mar 03, 2011	19.00	19.08	18.87	19.06	227,340	+0.35(+1.85%)
Mar 02, 2011	18.67	18.82	18.65	18.72	359,213	+0.06(+0.30%)

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