Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	15.77	15.85	15.64	15.84	462,894	+0.01(+0.05%)
Apr 27, 2012	15.52	15.85	15.46	15.83	629,482	+0.39(+2.52%)
Apr 26, 2012	15.44	15.55	15.39	15.44	234,223	-0.02(-0.10%)
Apr 25, 2012	15.37	15.52	15.16	15.46	453,682	+0.23(+1.53%)
Apr 24, 2012	15.32	15.49	15.03	15.22	1,130,452	-0.13(-0.83%)
Apr 23, 2012	15.49	15.49	15.28	15.35	389,642	-0.32(-2.06%)
Apr 20, 2012	15.80	15.88	15.67	15.67	222,198	-0.01(-0.10%)
Apr 19, 2012	15.63	15.81	15.58	15.69	446,887	+0.04(+0.24%)
Apr 18, 2012	15.89	15.90	15.58	15.65	295,839	-0.24(-1.51%)
Apr 17, 2012	15.99	16.03	15.85	15.89	439,306	-0.02(-0.09%)
Apr 16, 2012	15.80	15.98	15.76	15.91	405,320	+0.10(+0.62%)
Apr 13, 2012	16.00	16.00	15.72	15.81	1,807,156	-0.22(-1.40%)
Apr 12, 2012	16.23	16.28	16.00	16.03	882,845	-0.16(-0.97%)
Apr 11, 2012	16.14	16.24	16.08	16.19	688,793	+0.16(+1.03%)
Apr 10, 2012	16.63	16.65	15.98	16.03	1,380,904	-0.71(-4.25%)
Apr 09, 2012	16.71	16.87	16.62	16.74	600,033	-0.21(-1.24%)
Apr 05, 2012	16.95	17.06	16.77	16.95	708,435	-0.08(-0.48%)
Apr 04, 2012	17.31	17.35	16.97	17.03	352,487	-0.43(-2.49%)
Apr 03, 2012	17.72	17.76	17.40	17.46	315,805	-0.24(-1.36%)
Apr 02, 2012	17.75	17.90	17.58	17.70	413,138	-0.10(-0.59%)
Mar 30, 2012	17.84	18.00	17.67	17.81	316,274	+0.02(+0.08%)
Mar 29, 2012	18.00	18.12	17.48	17.79	306,296	-0.18(-1.00%)
Mar 28, 2012	17.91	18.15	17.70	17.97	601,119	+0.10(+0.59%)
Mar 27, 2012	17.69	18.00	17.67	17.87	634,169	+0.22(+1.23%)
Mar 26, 2012	17.61	17.78	17.52	17.65	744,226	+0.19(+1.07%)
Mar 23, 2012	17.28	17.46	17.19	17.46	187,242	+0.05(+0.30%)
Mar 22, 2012	17.52	17.61	17.35	17.41	179,981	-0.24(-1.36%)
Mar 21, 2012	17.67	17.86	17.63	17.65	333,584	-0.05(-0.25%)
Mar 20, 2012	17.97	17.97	17.67	17.70	408,327	-0.42(-2.32%)
Mar 19, 2012	17.85	18.13	17.77	18.12	493,769	+0.22(+1.26%)
Mar 16, 2012	17.79	17.96	17.66	17.89	506,848	+0.22(+1.23%)
Mar 15, 2012	17.49	17.71	17.40	17.67	347,020	+0.16(+0.94%)
Mar 14, 2012	17.69	17.75	17.34	17.51	480,825	-0.22(-1.23%)
Mar 13, 2012	17.82	17.88	17.57	17.73	321,342	-0.01(-0.04%)
Mar 12, 2012	17.75	17.94	17.63	17.73	362,510	+0.04(+0.21%)
Mar 09, 2012	17.73	17.94	17.64	17.70	237,981	-0.04(-0.21%)
Mar 08, 2012	17.60	17.80	17.47	17.73	385,815	+0.22(+1.28%)
Mar 07, 2012	17.55	17.63	17.48	17.51	254,591	-0.06(-0.34%)
Mar 06, 2012	17.71	17.74	17.47	17.57	550,243	-0.27(-1.51%)
Mar 05, 2012	17.94	18.03	17.75	17.84	462,119	-0.05(-0.29%)
Mar 02, 2012	18.26	18.42	17.88	17.89	412,206	-0.36(-1.97%)
Mar 01, 2012	18.37	18.45	18.01	18.25	669,740	-0.05(-0.29%)
Feb 29, 2012	18.21	18.58	18.01	18.30	2,186,531	+0.39(+2.18%)
Feb 28, 2012	18.48	18.92	17.51	17.91	1,879,717	-1.21(-6.35%)
Feb 27, 2012	19.16	19.27	18.99	19.13	525,842	-0.21(-1.09%)
Feb 24, 2012	19.19	19.44	19.02	19.34	648,514	+0.13(+0.70%)
Feb 23, 2012	19.20	19.44	18.95	19.20	626,348	+0.07(+0.35%)
Feb 22, 2012	19.04	19.27	18.99	19.14	629,733	+0.01(+0.04%)
Feb 21, 2012	18.95	19.32	18.83	19.13	741,763	+0.15(+0.79%)
Feb 17, 2012	18.99	19.15	18.87	18.98	743,678	-0.01(-0.04%)
Feb 16, 2012	18.40	19.49	18.33	18.99	1,437,949	+0.53(+2.88%)
Feb 15, 2012	18.22	18.51	18.20	18.45	863,365	+0.35(+1.96%)
Feb 14, 2012	18.21	18.36	18.00	18.10	202,205	-0.16(-0.90%)
Feb 13, 2012	18.10	18.35	18.05	18.26	349,267	+0.32(+1.79%)
Feb 10, 2012	17.94	18.06	17.61	17.94	453,804	-0.12(-0.66%)
Feb 09, 2012	18.20	18.36	18.00	18.06	501,491	-0.05(-0.29%)
Feb 08, 2012	18.26	18.31	18.07	18.11	296,763	-0.07(-0.41%)
Feb 07, 2012	18.45	18.45	18.13	18.19	409,818	-0.22(-1.18%)
Feb 06, 2012	18.37	18.46	18.20	18.41	741,435	-0.02(-0.08%)
Feb 03, 2012	17.79	18.59	17.79	18.42	768,187	+0.80(+4.53%)
Feb 02, 2012	17.64	17.87	17.46	17.62	190,092	+0.02(+0.13%)

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