Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	17.96	18.24	17.75	17.90	651,892	+0.03(+0.16%)
May 23, 2011	18.17	18.17	17.78	17.87	492,851	-0.66(-3.55%)
May 20, 2011	18.59	18.80	18.35	18.53	489,832	-0.18(-0.96%)
May 19, 2011	18.76	18.90	18.61	18.71	446,621	+0.10(+0.55%)
May 18, 2011	18.41	18.70	18.39	18.61	432,215	+0.19(+1.05%)
May 17, 2011	18.64	18.68	18.06	18.41	684,646	-0.29(-1.55%)
May 16, 2011	19.04	19.04	18.65	18.70	686,276	-0.38(-1.98%)
May 13, 2011	19.11	19.29	19.05	19.08	560,502	+0.01(+0.05%)
May 12, 2011	18.71	19.13	18.69	19.07	589,990	+0.22(+1.18%)
May 11, 2011	18.84	18.95	18.74	18.85	791,409	-0.02(-0.10%)
May 10, 2011	18.86	18.97	18.61	18.87	868,239	-0.12(-0.61%)
May 09, 2011	18.11	19.09	18.08	18.98	815,176	+0.47(+2.56%)
May 06, 2011	18.24	18.67	18.24	18.51	816,125	+0.55(+3.07%)
May 05, 2011	17.92	18.35	17.86	17.96	673,641	-0.19(-1.06%)
May 04, 2011	18.32	18.57	17.77	18.15	928,289	-0.22(-1.21%)
May 03, 2011	18.83	18.93	18.26	18.37	601,085	-0.54(-2.86%)
May 02, 2011	18.93	19.36	18.73	18.92	525,559	-0.16(-0.86%)
Apr 29, 2011	19.74	19.75	18.90	19.08	1,042,431	-0.49(-2.52%)
Apr 28, 2011	20.54	20.55	19.54	19.57	1,019,624	-1.10(-5.33%)
Apr 27, 2011	20.50	20.72	20.25	20.67	473,543	+0.16(+0.80%)
Apr 26, 2011	19.43	20.65	19.38	20.51	905,863	+1.09(+5.60%)
Apr 25, 2011	19.54	19.62	19.35	19.42	281,272	-0.17(-0.86%)
Apr 21, 2011	19.63	19.76	19.43	19.59	369,894	+0.17(+0.90%)
Apr 20, 2011	19.11	19.53	19.11	19.42	603,276	+0.60(+3.18%)
Apr 19, 2011	18.62	18.91	18.50	18.82	335,362	+0.24(+1.30%)
Apr 18, 2011	18.75	18.75	18.31	18.58	494,737	-0.40(-2.09%)
Apr 15, 2011	19.14	19.28	18.95	18.97	677,415	-0.24(-1.26%)
Apr 14, 2011	19.04	19.33	18.99	19.22	430,281	-0.10(-0.50%)
Apr 13, 2011	19.34	19.49	19.12	19.31	340,476	+0.03(+0.15%)
Apr 12, 2011	19.34	19.46	19.13	19.28	452,864	-0.11(-0.55%)
Apr 11, 2011	19.39	19.51	19.31	19.39	540,797	+0.08(+0.40%)
Apr 08, 2011	19.57	19.62	19.06	19.31	1,230,017	-0.64(-3.20%)
Apr 07, 2011	20.59	20.67	19.94	19.95	920,633	-0.56(-2.73%)
Apr 06, 2011	20.79	20.84	20.50	20.51	927,991	-0.21(-1.03%)
Apr 05, 2011	20.60	20.93	20.55	20.72	1,179,078	+0.03(+0.14%)
Apr 04, 2011	20.65	20.75	20.53	20.69	1,300,594	+0.13(+0.61%)
Apr 01, 2011	20.39	20.77	20.22	20.57	940,175	+0.42(+2.06%)
Mar 31, 2011	19.84	20.20	19.84	20.15	401,299	+0.24(+1.21%)
Mar 30, 2011	19.76	20.22	19.51	19.91	971,797	+0.65(+3.36%)
Mar 29, 2011	19.13	19.26	18.99	19.26	565,621	+0.17(+0.91%)
Mar 28, 2011	19.30	19.31	19.01	19.09	363,396	-0.10(-0.50%)
Mar 25, 2011	18.87	19.39	18.86	19.19	600,206	+0.40(+2.15%)
Mar 24, 2011	18.49	18.81	18.29	18.78	415,721	+0.48(+2.60%)
Mar 23, 2011	18.38	18.47	18.21	18.31	759,486	-0.14(-0.79%)
Mar 22, 2011	18.52	18.72	18.31	18.45	309,784	-0.07(-0.37%)
Mar 21, 2011	18.44	18.71	18.30	18.52	422,690	+0.38(+2.08%)
Mar 18, 2011	17.97	18.42	17.96	18.14	697,867	+0.52(+2.96%)
Mar 17, 2011	17.82	18.03	17.59	17.62	420,213	+0.04(+0.22%)
Mar 16, 2011	18.15	18.15	17.55	17.58	848,162	-0.62(-3.40%)
Mar 15, 2011	17.49	18.30	17.28	18.20	1,920,973	+0.03(+0.16%)
Mar 14, 2011	18.32	18.35	17.91	18.17	342,684	-0.38(-2.03%)
Mar 11, 2011	18.30	18.69	18.09	18.55	447,825	+0.08(+0.42%)
Mar 10, 2011	18.76	19.03	18.12	18.47	689,215	-0.55(-2.90%)
Mar 09, 2011	18.79	19.21	18.65	19.02	738,458	-0.05(-0.28%)
Mar 08, 2011	18.88	19.33	18.62	19.07	482,377	+0.25(+1.31%)
Mar 07, 2011	18.93	19.28	18.62	18.83	548,877	-0.38(-1.96%)
Mar 04, 2011	19.03	19.28	18.82	19.21	464,073	+0.29(+1.53%)
Mar 03, 2011	18.74	19.12	18.71	18.92	659,970	+0.29(+1.56%)
Mar 02, 2011	18.27	18.78	18.19	18.63	508,303	+0.29(+1.58%)

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