Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	19.42	19.48	19.16	19.22	1,286,558	-0.26(-1.35%)
Apr 27, 2012	19.34	19.88	18.95	19.48	1,494,789	-0.19(-0.94%)
Apr 26, 2012	20.04	20.35	19.00	19.67	3,790,817	-1.38(-6.57%)
Apr 25, 2012	21.10	21.21	20.92	21.05	1,132,757	+0.29(+1.37%)
Apr 24, 2012	20.70	20.85	20.44	20.76	670,835	+0.13(+0.63%)
Apr 23, 2012	20.26	20.73	19.96	20.63	1,099,513	-0.01(-0.04%)
Apr 20, 2012	20.77	20.78	20.36	20.64	714,965	+0.16(+0.76%)
Apr 19, 2012	21.07	21.11	20.29	20.49	915,095	-0.56(-2.65%)
Apr 18, 2012	20.94	21.07	20.79	21.04	505,609	+0.06(+0.27%)
Apr 17, 2012	20.96	21.24	20.83	20.99	584,966	+0.19(+0.94%)
Apr 16, 2012	20.64	20.96	20.27	20.79	564,270	+0.35(+1.71%)
Apr 13, 2012	20.51	20.69	20.44	20.44	744,638	-0.20(-0.98%)
Apr 12, 2012	20.33	20.76	20.17	20.65	743,708	+0.38(+1.90%)
Apr 11, 2012	20.17	20.34	19.97	20.26	802,727	+0.31(+1.54%)
Apr 10, 2012	20.15	20.15	19.80	19.95	1,111,977	-0.32(-1.56%)
Apr 09, 2012	20.32	20.43	20.18	20.27	477,572	-0.41(-1.96%)
Apr 05, 2012	20.40	20.80	20.40	20.68	575,390	+0.12(+0.57%)
Apr 04, 2012	20.57	20.74	20.34	20.56	482,490	-0.26(-1.23%)
Apr 03, 2012	20.94	21.01	20.66	20.81	334,497	-0.05(-0.25%)
Apr 02, 2012	20.60	20.93	20.44	20.87	891,777	+0.27(+1.30%)
Mar 30, 2012	20.82	21.01	20.54	20.60	781,233	-0.04(-0.19%)
Mar 29, 2012	20.57	20.71	20.39	20.64	602,924	-0.00(-0.02%)
Mar 28, 2012	20.80	20.85	20.38	20.64	765,941	-0.09(-0.44%)
Mar 27, 2012	20.83	21.06	20.69	20.73	1,399,235	-0.15(-0.72%)
Mar 26, 2012	20.97	21.16	20.75	20.88	706,493	+0.22(+1.05%)
Mar 23, 2012	20.59	20.70	20.24	20.67	538,001	+0.16(+0.80%)
Mar 22, 2012	20.64	20.73	20.32	20.50	732,486	-0.33(-1.58%)
Mar 21, 2012	20.78	20.99	20.67	20.83	847,399	+0.22(+1.07%)
Mar 20, 2012	20.86	20.92	20.53	20.61	858,417	-0.31(-1.47%)
Mar 19, 2012	20.66	21.06	20.63	20.92	1,468,708	+0.30(+1.47%)
Mar 16, 2012	21.20	21.24	20.58	20.62	1,808,948	-0.63(-2.97%)
Mar 15, 2012	20.60	21.30	20.60	21.25	1,024,851	+0.67(+3.26%)
Mar 14, 2012	20.68	20.77	20.42	20.58	760,500	-0.17(-0.83%)
Mar 13, 2012	20.64	20.77	20.40	20.75	974,413	+0.33(+1.61%)
Mar 12, 2012	20.45	20.72	20.22	20.42	610,184	+0.04(+0.19%)
Mar 09, 2012	19.92	20.52	19.92	20.38	1,294,426	+0.45(+2.25%)
Mar 08, 2012	19.58	20.01	19.07	19.93	790,777	+0.49(+2.51%)
Mar 07, 2012	19.34	19.50	19.16	19.45	488,194	+0.21(+1.08%)
Mar 06, 2012	19.76	19.76	19.12	19.24	1,375,676	-0.42(-2.13%)
Mar 05, 2012	19.34	19.68	19.28	19.66	548,931	+0.21(+1.09%)
Mar 02, 2012	19.61	19.61	19.27	19.45	1,060,976	-0.10(-0.53%)
Mar 01, 2012	19.00	19.66	18.90	19.55	1,128,401	+0.75(+3.98%)
Feb 29, 2012	18.96	19.11	18.74	18.80	737,152	-0.08(-0.41%)
Feb 28, 2012	19.21	19.21	18.77	18.88	886,208	-0.23(-1.22%)
Feb 27, 2012	18.94	19.29	18.75	19.11	630,353	-0.02(-0.11%)
Feb 24, 2012	19.15	19.37	18.97	19.13	860,009	+0.01(+0.07%)
Feb 23, 2012	18.86	19.21	18.68	19.12	774,077	+0.32(+1.72%)
Feb 22, 2012	18.86	19.02	18.66	18.80	568,130	-0.15(-0.80%)
Feb 21, 2012	19.25	19.50	18.78	18.95	933,407	-0.27(-1.39%)
Feb 17, 2012	19.45	19.53	19.06	19.22	586,373	-0.13(-0.65%)
Feb 16, 2012	18.81	19.36	18.75	19.34	1,205,942	+0.60(+3.18%)
Feb 15, 2012	19.13	19.13	18.66	18.74	515,287	-0.21(-1.12%)
Feb 14, 2012	19.21	19.22	18.82	18.96	764,288	-0.32(-1.64%)
Feb 13, 2012	19.18	19.52	19.08	19.27	991,087	+0.32(+1.71%)
Feb 10, 2012	18.78	19.09	18.58	18.95	621,725	-0.02(-0.11%)
Feb 09, 2012	19.08	19.12	18.88	18.97	409,339	-0.01(-0.05%)
Feb 08, 2012	19.08	19.17	18.68	18.98	477,739	-0.08(-0.41%)
Feb 07, 2012	19.00	19.29	18.85	19.06	928,526	-0.13(-0.65%)
Feb 06, 2012	19.19	19.31	19.05	19.18	392,443	-0.11(-0.56%)
Feb 03, 2012	18.90	19.45	18.90	19.29	1,044,717	+0.46(+2.43%)
Feb 02, 2012	19.31	19.31	18.31	18.83	1,771,459	+0.34(+1.82%)

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