Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	17.87	18.00	17.73	17.90	96,946	+0.08(+0.45%)
May 23, 2011	17.75	17.92	17.73	17.82	239,536	-0.29(-1.60%)
May 20, 2011	18.03	18.26	17.93	18.11	504,570	+0.11(+0.61%)
May 19, 2011	18.12	18.90	17.80	18.00	359,392	-0.01(-0.06%)
May 18, 2011	17.83	18.22	17.76	18.01	283,324	+0.26(+1.46%)
May 17, 2011	17.29	17.84	17.28	17.75	123,212	+0.19(+1.08%)
May 16, 2011	17.54	17.76	17.46	17.56	217,374	-0.20(-1.13%)
May 13, 2011	17.94	17.96	17.46	17.76	151,159	-0.27(-1.50%)
May 12, 2011	17.88	18.21	17.77	18.03	166,331	+0.05(+0.28%)
May 11, 2011	18.10	18.17	17.89	17.98	101,763	-0.25(-1.37%)
May 10, 2011	18.24	18.41	18.07	18.23	182,339	+0.05(+0.28%)
May 09, 2011	18.30	18.30	18.02	18.18	56,434	-0.11(-0.60%)
May 06, 2011	18.30	18.50	18.20	18.29	179,254	+0.17(+0.94%)
May 05, 2011	18.16	19.68	18.04	18.12	144,261	-0.01(-0.06%)
May 04, 2011	18.25	18.33	18.04	18.13	364,129	-0.07(-0.38%)
May 03, 2011	18.06	18.25	18.04	18.20	479,659	-0.09(-0.49%)
May 02, 2011	18.19	18.29	18.15	18.29	153,574	-0.45(-2.40%)
Apr 29, 2011	18.74	18.80	18.60	18.74	165,658	+0.03(+0.16%)
Apr 28, 2011	18.62	18.94	18.55	18.71	349,257	-0.30(-1.58%)
Apr 27, 2011	19.30	19.34	18.84	19.01	873,872	-0.41(-2.11%)
Apr 26, 2011	19.26	19.48	19.19	19.42	124,408	+0.20(+1.04%)
Apr 25, 2011	19.37	19.37	19.14	19.22	135,952	-0.28(-1.44%)
Apr 21, 2011	19.49	19.57	19.37	19.50	42,041	+0.02(+0.10%)
Apr 20, 2011	19.53	19.53	19.27	19.48	77,070	+0.17(+0.88%)
Apr 19, 2011	19.23	19.40	19.14	19.31	110,538	+0.17(+0.89%)
Apr 18, 2011	19.39	19.39	18.97	19.14	74,614	-0.28(-1.44%)
Apr 15, 2011	19.34	19.42	19.22	19.42	108,453	+0.03(+0.15%)
Apr 14, 2011	19.05	19.42	19.01	19.39	133,061	+0.16(+0.83%)
Apr 13, 2011	19.32	19.44	18.98	19.23	91,334	+0.01(+0.05%)
Apr 12, 2011	19.46	19.52	19.12	19.22	127,161	-0.32(-1.64%)
Apr 11, 2011	19.90	19.94	19.50	19.54	38,495	-0.33(-1.66%)
Apr 08, 2011	20.03	20.03	19.77	19.87	89,515	-0.01(-0.05%)
Apr 07, 2011	19.82	19.91	19.76	19.88	367,942	+0.03(+0.15%)
Apr 06, 2011	19.95	20.17	19.79	19.85	152,714	-0.10(-0.50%)
Apr 05, 2011	19.72	20.04	19.72	19.95	70,023	+0.19(+0.96%)
Apr 04, 2011	19.77	19.86	19.64	19.76	112,381	+0.07(+0.36%)
Apr 01, 2011	19.40	19.77	19.36	19.69	120,268	+0.35(+1.81%)
Mar 31, 2011	19.11	19.40	19.11	19.34	80,855	+0.32(+1.68%)
Mar 30, 2011	18.77	19.03	18.72	19.02	89,082	+0.44(+2.37%)
Mar 29, 2011	18.46	18.68	18.46	18.58	82,240	+0.09(+0.49%)
Mar 28, 2011	18.72	18.74	18.47	18.49	135,732	-0.32(-1.70%)
Mar 25, 2011	18.89	18.95	18.76	18.81	75,868	-0.09(-0.48%)
Mar 24, 2011	18.67	18.93	18.63	18.90	118,063	+0.29(+1.56%)
Mar 23, 2011	18.64	18.65	18.45	18.61	62,313	-0.20(-1.06%)
Mar 22, 2011	18.58	18.83	18.49	18.81	110,503	+0.50(+2.73%)
Mar 21, 2011	18.40	18.47	18.26	18.31	107,944	-0.09(-0.49%)
Mar 18, 2011	18.28	18.49	18.19	18.40	403,666	+0.36(+2.00%)
Mar 17, 2011	18.02	18.12	17.94	18.04	566,016	+0.23(+1.29%)
Mar 16, 2011	18.41	18.43	17.79	17.81	304,260	-0.63(-3.42%)
Mar 15, 2011	18.48	18.70	18.43	18.44	125,667	-0.26(-1.39%)
Mar 14, 2011	18.16	18.75	18.16	18.70	207,334	+0.39(+2.13%)
Mar 11, 2011	18.23	18.46	18.16	18.31	290,027	+0.07(+0.38%)
Mar 10, 2011	18.35	18.40	18.21	18.24	253,044	-0.18(-0.98%)
Mar 09, 2011	18.59	18.71	18.37	18.42	247,355	-0.33(-1.76%)
Mar 08, 2011	18.40	18.77	18.33	18.75	81,782	+0.34(+1.85%)
Mar 07, 2011	18.43	18.56	18.26	18.41	50,129	-0.05(-0.27%)
Mar 04, 2011	18.05	18.46	18.02	18.46	546,709	+0.18(+0.98%)
Mar 03, 2011	18.14	18.29	18.03	18.28	612,178	+0.22(+1.22%)
Mar 02, 2011	17.60	18.11	17.59	18.06	468,392	+0.12(+0.67%)

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