Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	18.80	18.92	18.75	18.92	1,903,787	+0.11(+0.58%)
Apr 27, 2012	18.89	18.95	18.80	18.81	1,743,508	-0.04(-0.21%)
Apr 26, 2012	18.86	18.96	18.77	18.85	1,800,396	-0.04(-0.21%)
Apr 25, 2012	18.86	18.98	18.76	18.89	1,735,816	+0.10(+0.53%)
Apr 24, 2012	18.61	18.84	18.59	18.79	1,612,412	+0.22(+1.18%)
Apr 23, 2012	18.50	18.59	18.43	18.57	1,351,020	-0.06(-0.32%)
Apr 20, 2012	18.48	18.71	18.44	18.63	2,001,251	+0.19(+1.03%)
Apr 19, 2012	18.47	18.55	18.36	18.44	1,771,927	-0.05(-0.27%)
Apr 18, 2012	18.49	18.61	18.43	18.49	1,333,491	-0.06(-0.32%)
Apr 17, 2012	18.56	18.60	18.36	18.55	2,323,815	+0.08(+0.43%)
Apr 16, 2012	18.40	18.53	18.39	18.47	2,289,690	+0.11(+0.60%)
Apr 13, 2012	18.45	18.55	18.34	18.36	1,336,844	-0.10(-0.54%)
Apr 12, 2012	18.14	18.49	18.14	18.46	2,147,666	+0.15(+0.82%)
Apr 11, 2012	18.48	18.50	18.28	18.31	1,614,994	-0.04(-0.22%)
Apr 10, 2012	18.54	18.55	18.27	18.35	2,934,153	-0.19(-1.02%)
Apr 09, 2012	18.45	18.66	18.45	18.54	1,673,320	-0.09(-0.48%)
Apr 05, 2012	18.75	18.79	18.52	18.63	3,006,649	-0.21(-1.11%)
Apr 04, 2012	18.73	18.86	18.61	18.84	3,729,057	-0.02(-0.11%)
Apr 03, 2012	18.88	18.92	18.72	18.86	2,187,011	+0.02(+0.11%)
Apr 02, 2012	18.92	18.95	18.80	18.84	2,284,476	-0.05(-0.26%)
Mar 30, 2012	19.01	19.01	18.86	18.89	2,379,615	+0.02(+0.11%)
Mar 29, 2012	18.81	18.90	18.63	18.87	2,545,546	-0.06(-0.32%)
Mar 28, 2012	19.08	19.15	18.80	18.93	1,667,852	-0.13(-0.68%)
Mar 27, 2012	19.07	19.20	18.95	19.06	2,834,804	+0.01(+0.05%)
Mar 26, 2012	19.01	19.11	18.86	19.05	2,192,291	+0.17(+0.90%)
Mar 23, 2012	18.81	18.97	18.79	18.88	1,377,811	+0.03(+0.16%)
Mar 22, 2012	18.76	18.88	18.71	18.85	1,811,519	-0.01(-0.05%)
Mar 21, 2012	18.85	18.90	18.77	18.86	1,599,359	+0.01(+0.05%)
Mar 20, 2012	18.86	18.98	18.78	18.85	2,829,256	-0.11(-0.58%)
Mar 19, 2012	19.10	19.22	18.94	18.96	2,031,723	-0.17(-0.89%)
Mar 16, 2012	19.03	19.14	18.99	19.13	2,459,883	+0.11(+0.58%)
Mar 15, 2012	19.18	19.24	18.93	19.02	3,483,727	-0.16(-0.83%)
Mar 14, 2012	19.59	19.62	19.11	19.18	4,004,396	-0.38(-1.94%)
Mar 13, 2012	19.62	19.73	19.45	19.56	3,018,432	-0.10(-0.51%)
Mar 12, 2012	19.48	19.74	19.46	19.66	1,842,030	+0.22(+1.13%)
Mar 09, 2012	19.40	19.51	19.32	19.44	1,702,815	+0.04(+0.21%)
Mar 08, 2012	19.38	19.44	19.32	19.40	3,063,389	-0.17(-0.87%)
Mar 07, 2012	19.44	19.64	19.35	19.57	4,202,642	+0.17(+0.88%)
Mar 06, 2012	19.39	19.50	19.35	19.40	13,242,794	-0.17(-0.87%)
Mar 05, 2012	19.09	19.68	19.04	19.57	5,904,771	+0.07(+0.36%)
Mar 02, 2012	19.48	19.58	19.43	19.50	1,640,129	+0.00(+0.00%)
Mar 01, 2012	19.49	19.64	19.41	19.50	2,006,643	+0.06(+0.31%)
Feb 29, 2012	19.53	19.62	19.35	19.44	2,223,876	-0.08(-0.41%)
Feb 28, 2012	19.77	19.81	19.50	19.52	2,039,115	-0.23(-1.16%)
Feb 27, 2012	19.79	19.82	19.65	19.75	4,607,938	-0.09(-0.45%)
Feb 24, 2012	19.85	20.01	19.75	19.84	5,087,325	-0.05(-0.25%)
Feb 23, 2012	19.98	20.03	19.85	19.89	5,155,812	-0.06(-0.30%)
Feb 22, 2012	20.07	20.20	19.90	19.95	1,681,750	-0.11(-0.55%)
Feb 21, 2012	20.22	20.24	20.02	20.06	912,214	-0.08(-0.40%)
Feb 17, 2012	20.14	20.24	20.04	20.14	1,611,560	+0.10(+0.50%)
Feb 16, 2012	19.78	20.04	19.76	20.04	1,369,500	+0.28(+1.42%)
Feb 15, 2012	19.86	19.86	19.63	19.76	1,181,326	-0.05(-0.25%)
Feb 14, 2012	19.76	19.86	19.65	19.81	1,407,463	-0.01(-0.05%)
Feb 13, 2012	19.91	19.96	19.75	19.82	1,135,065	+0.00(+0.00%)
Feb 10, 2012	19.80	19.86	19.74	19.82	969,300	-0.08(-0.40%)
Feb 09, 2012	19.92	19.93	19.77	19.90	1,761,696	+0.00(+0.00%)
Feb 08, 2012	19.94	19.95	19.72	19.90	2,008,349	+0.00(+0.00%)
Feb 07, 2012	19.70	19.94	19.61	19.90	1,944,255	+0.13(+0.66%)
Feb 06, 2012	19.79	19.80	19.70	19.77	996,844	-0.07(-0.35%)
Feb 03, 2012	19.98	19.98	19.70	19.84	1,270,509	+0.00(+0.00%)
Feb 02, 2012	19.82	19.84	19.66	19.84	1,445,980	+0.07(+0.35%)

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