Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	19.34	19.48	18.92	19.02	502,268	-0.17(-0.91%)
May 23, 2011	19.15	19.72	19.01	19.19	956,116	-0.30(-1.53%)
May 20, 2011	19.67	20.35	19.34	19.49	2,317,124	+0.56(+2.96%)
May 19, 2011	19.17	19.17	18.71	18.93	530,487	-0.17(-0.92%)
May 18, 2011	18.84	19.19	18.71	19.11	1,036,392	+0.37(+1.96%)
May 17, 2011	18.98	19.19	18.65	18.74	781,817	-0.32(-1.70%)
May 16, 2011	19.45	19.50	19.06	19.06	474,860	-0.49(-2.53%)
May 13, 2011	19.84	19.93	19.34	19.56	542,629	-0.24(-1.21%)
May 12, 2011	19.33	19.82	19.19	19.80	552,405	+0.37(+1.89%)
May 11, 2011	19.72	19.80	19.23	19.43	422,520	-0.31(-1.55%)
May 10, 2011	19.46	19.76	19.12	19.74	905,374	+0.36(+1.85%)
May 09, 2011	18.77	19.43	18.60	19.38	1,239,066	+0.55(+2.93%)
May 06, 2011	18.92	19.09	18.68	18.83	646,689	+0.12(+0.65%)
May 05, 2011	18.59	19.14	18.36	18.70	2,029,104	-0.09(-0.47%)
May 04, 2011	18.72	19.18	18.50	18.79	1,399,595	+0.03(+0.14%)
May 03, 2011	18.57	18.96	18.57	18.77	1,105,700	+0.04(+0.23%)
May 02, 2011	18.76	18.84	18.54	18.72	658,919	-0.07(-0.37%)
Apr 29, 2011	18.98	19.09	18.72	18.79	657,556	-0.17(-0.92%)
Apr 28, 2011	18.84	18.97	18.64	18.97	638,449	+0.11(+0.56%)
Apr 27, 2011	18.62	18.91	18.52	18.86	515,632	+0.31(+1.65%)
Apr 26, 2011	18.54	18.77	18.36	18.56	964,147	+0.04(+0.19%)
Apr 25, 2011	18.43	18.58	18.24	18.52	490,609	-0.02(-0.09%)
Apr 21, 2011	18.65	18.72	18.38	18.54	487,527	+0.03(+0.14%)
Apr 20, 2011	18.39	18.62	18.33	18.51	446,617	+0.33(+1.83%)
Apr 19, 2011	18.26	18.44	17.94	18.18	453,044	-0.09(-0.48%)
Apr 18, 2011	18.18	18.35	17.87	18.27	540,249	-0.15(-0.81%)
Apr 15, 2011	18.34	18.70	18.02	18.42	1,354,774	+0.70(+3.95%)
Apr 14, 2011	17.54	17.79	17.50	17.72	320,484	+0.04(+0.20%)
Apr 13, 2011	17.78	17.97	17.42	17.68	440,900	-0.02(-0.10%)
Apr 12, 2011	17.80	18.15	17.66	17.70	523,210	-0.27(-1.51%)
Apr 11, 2011	17.87	18.10	17.84	17.97	573,144	+0.14(+0.78%)
Apr 08, 2011	18.01	18.15	17.69	17.83	591,502	-0.10(-0.54%)
Apr 07, 2011	17.71	18.23	17.57	17.93	827,473	+0.30(+1.69%)
Apr 06, 2011	17.98	18.14	17.52	17.63	889,500	-0.24(-1.37%)
Apr 05, 2011	17.31	18.08	17.17	17.87	880,708	+0.58(+3.34%)
Apr 04, 2011	17.45	17.58	17.17	17.30	607,373	-0.13(-0.75%)
Apr 01, 2011	17.45	17.66	17.28	17.43	1,173,803	+0.07(+0.40%)
Mar 31, 2011	17.24	17.41	17.02	17.36	824,942	+0.10(+0.56%)
Mar 30, 2011	16.83	17.39	16.76	17.26	1,003,668	+0.54(+3.24%)
Mar 29, 2011	16.51	16.82	16.46	16.72	1,105,633	+0.27(+1.65%)
Mar 28, 2011	16.73	16.78	16.26	16.45	1,429,037	-0.28(-1.67%)
Mar 25, 2011	16.20	17.23	16.20	16.73	2,568,574	+0.64(+3.97%)
Mar 24, 2011	15.63	16.22	15.63	16.09	1,341,429	+0.47(+3.02%)
Mar 23, 2011	15.38	15.64	15.08	15.62	1,120,057	+0.24(+1.53%)
Mar 22, 2011	15.44	15.60	15.30	15.38	863,575	+0.01(+0.06%)
Mar 21, 2011	15.22	15.49	14.97	15.37	1,155,808	+0.31(+2.03%)
Mar 18, 2011	15.13	15.27	14.94	15.07	2,829,204	+0.05(+0.35%)
Mar 17, 2011	15.47	15.59	15.01	15.01	721,760	-0.27(-1.77%)
Mar 16, 2011	15.43	15.69	15.15	15.29	1,045,890	-0.14(-0.91%)
Mar 15, 2011	15.26	15.75	15.13	15.43	933,503	-0.23(-1.45%)
Mar 14, 2011	15.71	15.96	15.38	15.65	841,880	-0.22(-1.38%)
Mar 11, 2011	15.46	15.95	15.29	15.87	887,670	+0.42(+2.72%)
Mar 10, 2011	15.56	15.62	15.30	15.45	801,034	-0.24(-1.56%)
Mar 09, 2011	15.40	15.82	15.15	15.70	1,033,106	+0.32(+2.10%)
Mar 08, 2011	15.06	15.50	14.88	15.37	808,027	+0.27(+1.80%)
Mar 07, 2011	15.56	15.71	15.09	15.10	1,004,109	-0.45(-2.92%)
Mar 04, 2011	15.64	15.71	15.35	15.56	822,413	-0.08(-0.50%)
Mar 03, 2011	15.54	15.92	15.31	15.64	911,520	+0.29(+1.88%)
Mar 02, 2011	15.04	15.61	14.87	15.35	1,238,109	+0.29(+1.92%)

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