Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	17.97	18.15	17.59	17.63	709,640	+0.08(+0.45%)
May 23, 2011	17.56	17.70	17.46	17.55	1,793,953	-0.10(-0.55%)
May 20, 2011	17.88	17.94	17.59	17.65	1,105,254	-0.28(-1.58%)
May 19, 2011	18.03	18.21	17.87	17.93	534,880	-0.03(-0.16%)
May 18, 2011	17.90	18.14	17.87	17.96	1,452,542	+0.07(+0.38%)
May 17, 2011	18.05	18.10	17.75	17.89	679,147	-0.21(-1.13%)
May 16, 2011	17.78	18.20	17.77	18.10	522,057	-0.15(-0.80%)
May 13, 2011	18.56	18.59	18.20	18.24	475,498	-0.26(-1.43%)
May 12, 2011	17.84	18.58	17.84	18.51	724,233	+0.59(+3.27%)
May 11, 2011	18.10	18.20	17.81	17.92	793,074	-0.13(-0.70%)
May 10, 2011	18.58	18.77	18.02	18.05	1,912,281	-0.46(-2.48%)
May 09, 2011	18.38	18.59	17.99	18.51	1,141,466	+0.09(+0.48%)
May 06, 2011	18.48	18.48	17.97	18.42	1,079,645	+0.10(+0.53%)
May 05, 2011	17.71	18.35	17.71	18.32	1,522,893	+0.49(+2.74%)
May 04, 2011	17.91	18.05	17.83	17.83	946,975	-0.16(-0.87%)
May 03, 2011	17.98	18.11	17.95	17.99	787,158	-0.06(-0.32%)
May 02, 2011	18.06	18.10	18.02	18.05	674,269	+0.05(+0.27%)
Apr 29, 2011	17.87	18.08	17.79	18.00	691,050	+0.10(+0.55%)
Apr 28, 2011	17.68	17.90	17.61	17.90	580,565	+0.18(+0.99%)
Apr 27, 2011	17.50	17.73	17.50	17.72	848,792	+0.22(+1.29%)
Apr 26, 2011	17.55	17.57	17.45	17.50	611,241	+0.04(+0.22%)
Apr 25, 2011	17.46	17.52	17.44	17.46	549,888	-0.02(-0.11%)
Apr 21, 2011	17.47	17.55	17.44	17.48	617,236	+0.05(+0.28%)
Apr 20, 2011	17.57	17.62	17.38	17.43	620,887	-0.01(-0.06%)
Apr 19, 2011	17.35	17.56	17.28	17.44	634,466	+0.07(+0.39%)
Apr 18, 2011	17.40	17.51	17.26	17.37	1,044,641	-0.13(-0.73%)
Apr 15, 2011	17.41	17.56	17.33	17.50	460,945	+0.10(+0.56%)
Apr 14, 2011	17.30	17.47	17.25	17.40	489,550	-0.02(-0.11%)
Apr 13, 2011	17.49	17.84	17.26	17.42	737,241	-0.01(-0.06%)
Apr 12, 2011	17.41	17.60	17.41	17.43	709,548	-0.09(-0.50%)
Apr 11, 2011	17.60	17.67	17.44	17.52	713,464	-0.05(-0.28%)
Apr 08, 2011	18.16	18.17	17.45	17.57	1,607,692	-0.50(-2.76%)
Apr 07, 2011	18.33	18.39	18.05	18.07	770,061	-0.32(-1.75%)
Apr 06, 2011	18.36	18.42	18.31	18.39	527,961	+0.11(+0.59%)
Apr 05, 2011	18.15	18.55	18.15	18.28	837,361	+0.09(+0.48%)
Apr 04, 2011	18.31	18.38	18.11	18.19	960,904	-0.14(-0.75%)
Apr 01, 2011	18.13	18.41	18.12	18.33	1,189,118	+0.24(+1.35%)
Mar 31, 2011	17.89	18.26	17.89	18.09	562,422	+0.13(+0.71%)
Mar 30, 2011	17.80	18.02	17.72	17.96	585,491	+0.23(+1.32%)
Mar 29, 2011	17.55	17.77	17.51	17.72	639,003	+0.16(+0.89%)
Mar 28, 2011	17.61	17.70	17.51	17.57	1,376,194	+0.00(+0.00%)
Mar 25, 2011	17.29	17.70	17.29	17.57	1,220,157	+0.33(+1.93%)
Mar 24, 2011	17.47	17.56	17.22	17.24	722,268	-0.17(-0.96%)
Mar 23, 2011	17.37	17.61	17.35	17.40	1,286,820	-0.06(-0.34%)
Mar 22, 2011	17.54	17.79	17.40	17.46	1,263,193	+0.10(+0.56%)
Mar 21, 2011	17.31	17.39	17.27	17.36	693,442	+0.35(+2.07%)
Mar 18, 2011	17.09	17.33	16.98	17.01	1,241,099	+0.06(+0.35%)
Mar 17, 2011	17.08	17.41	16.90	16.95	948,139	+0.08(+0.46%)
Mar 16, 2011	16.97	17.31	16.85	16.87	1,066,012	-0.11(-0.63%)
Mar 15, 2011	17.04	17.14	16.97	16.98	1,439,559	-0.05(-0.29%)
Mar 14, 2011	17.31	17.52	16.88	17.03	757,219	-0.42(-2.41%)
Mar 11, 2011	17.41	17.63	17.26	17.45	1,097,049	+0.11(+0.62%)
Mar 10, 2011	17.59	17.62	17.33	17.34	1,094,557	-0.29(-1.66%)
Mar 09, 2011	17.67	18.03	17.64	17.64	783,446	-0.08(-0.44%)
Mar 08, 2011	17.56	17.82	17.47	17.71	1,055,258	+0.17(+0.95%)
Mar 07, 2011	17.73	17.75	17.47	17.55	923,054	-0.05(-0.28%)
Mar 04, 2011	17.94	17.99	17.57	17.60	1,145,670	-0.28(-1.59%)
Mar 03, 2011	17.82	17.93	17.65	17.88	1,530,727	+0.28(+1.61%)
Mar 02, 2011	17.84	18.06	17.59	17.60	2,491,735	-0.32(-1.80%)

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