Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	17.95	18.23	17.73	17.89	652,334	+0.03(+0.16%)
May 23, 2011	18.16	18.16	17.77	17.86	493,185	-0.66(-3.55%)
May 20, 2011	18.57	18.79	18.33	18.52	490,164	-0.18(-0.96%)
May 19, 2011	18.75	18.88	18.59	18.70	446,923	+0.10(+0.55%)
May 18, 2011	18.40	18.69	18.38	18.59	432,508	+0.19(+1.05%)
May 17, 2011	18.62	18.67	18.04	18.40	685,109	-0.29(-1.55%)
May 16, 2011	19.03	19.03	18.64	18.69	686,741	-0.38(-1.98%)
May 13, 2011	19.10	19.28	19.04	19.07	560,881	+0.01(+0.05%)
May 12, 2011	18.70	19.12	18.68	19.06	590,389	+0.22(+1.18%)
May 11, 2011	18.83	18.94	18.73	18.84	791,945	-0.02(-0.10%)
May 10, 2011	18.84	18.95	18.59	18.85	868,827	-0.12(-0.61%)
May 09, 2011	18.10	19.08	18.07	18.97	815,728	+0.47(+2.56%)
May 06, 2011	18.23	18.66	18.23	18.50	816,678	+0.55(+3.07%)
May 05, 2011	17.91	18.34	17.85	17.95	674,097	-0.19(-1.07%)
May 04, 2011	18.30	18.55	17.76	18.14	928,918	-0.22(-1.21%)
May 03, 2011	18.82	18.92	18.25	18.36	601,492	-0.54(-2.86%)
May 02, 2011	18.91	19.35	18.72	18.90	525,915	-0.16(-0.86%)
Apr 29, 2011	19.72	19.73	18.88	19.07	1,043,137	-0.49(-2.52%)
Apr 28, 2011	20.53	20.54	19.53	19.56	1,020,314	-1.10(-5.33%)
Apr 27, 2011	20.49	20.71	20.24	20.66	473,864	+0.16(+0.80%)
Apr 26, 2011	19.41	20.63	19.37	20.50	906,477	+1.09(+5.60%)
Apr 25, 2011	19.53	19.61	19.34	19.41	281,462	-0.17(-0.86%)
Apr 21, 2011	19.62	19.74	19.41	19.58	370,144	+0.17(+0.90%)
Apr 20, 2011	19.10	19.52	19.10	19.40	603,685	+0.60(+3.18%)
Apr 19, 2011	18.60	18.89	18.49	18.81	335,589	+0.24(+1.30%)
Apr 18, 2011	18.74	18.74	18.29	18.56	495,072	-0.40(-2.09%)
Apr 15, 2011	19.12	19.27	18.94	18.96	677,873	-0.24(-1.26%)
Apr 14, 2011	19.03	19.32	18.98	19.20	430,573	-0.10(-0.50%)
Apr 13, 2011	19.33	19.47	19.11	19.30	340,706	+0.03(+0.15%)
Apr 12, 2011	19.33	19.44	19.12	19.27	453,170	-0.11(-0.55%)
Apr 11, 2011	19.38	19.49	19.30	19.38	541,163	+0.08(+0.40%)
Apr 08, 2011	19.56	19.61	19.05	19.30	1,230,850	-0.64(-3.20%)
Apr 07, 2011	20.57	20.66	19.93	19.94	921,257	-0.56(-2.73%)
Apr 06, 2011	20.78	20.82	20.49	20.50	928,620	-0.21(-1.03%)
Apr 05, 2011	20.58	20.91	20.54	20.71	1,179,876	+0.03(+0.14%)
Apr 04, 2011	20.63	20.74	20.52	20.68	1,301,475	+0.13(+0.61%)
Apr 01, 2011	20.38	20.76	20.21	20.55	940,811	+0.42(+2.06%)
Mar 31, 2011	19.83	20.19	19.83	20.14	401,571	+0.24(+1.21%)
Mar 30, 2011	19.74	20.21	19.50	19.90	972,455	+0.65(+3.36%)
Mar 29, 2011	19.12	19.25	18.98	19.25	566,004	+0.17(+0.91%)
Mar 28, 2011	19.29	19.30	19.00	19.08	363,642	-0.10(-0.50%)
Mar 25, 2011	18.85	19.38	18.84	19.17	600,612	+0.40(+2.15%)
Mar 24, 2011	18.48	18.80	18.27	18.77	416,003	+0.48(+2.60%)
Mar 23, 2011	18.37	18.46	18.20	18.29	760,000	-0.14(-0.79%)
Mar 22, 2011	18.51	18.71	18.30	18.44	309,994	-0.07(-0.37%)
Mar 21, 2011	18.43	18.70	18.28	18.51	422,977	+0.38(+2.08%)
Mar 18, 2011	17.96	18.41	17.95	18.13	698,339	+0.52(+2.96%)
Mar 17, 2011	17.81	18.01	17.58	17.61	420,497	+0.04(+0.22%)
Mar 16, 2011	18.14	18.14	17.54	17.57	848,737	-0.62(-3.40%)
Mar 15, 2011	17.48	18.28	17.27	18.19	1,922,273	+0.03(+0.16%)
Mar 14, 2011	18.30	18.34	17.90	18.16	342,916	-0.38(-2.03%)
Mar 11, 2011	18.28	18.68	18.08	18.54	448,128	+0.08(+0.42%)
Mar 10, 2011	18.75	19.02	18.11	18.46	689,682	-0.55(-2.90%)
Mar 09, 2011	18.78	19.19	18.64	19.01	738,958	-0.05(-0.28%)
Mar 08, 2011	18.86	19.32	18.60	19.06	482,703	+0.25(+1.31%)
Mar 07, 2011	18.92	19.27	18.60	18.82	549,248	-0.38(-1.96%)
Mar 04, 2011	19.02	19.27	18.81	19.19	464,387	+0.29(+1.53%)
Mar 03, 2011	18.73	19.11	18.70	18.90	660,417	+0.29(+1.56%)
Mar 02, 2011	18.26	18.77	18.18	18.61	508,647	+0.29(+1.58%)

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