Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	20.69	20.69	20.06	20.11	646,019	-0.55(-2.65%)
Apr 27, 2012	20.53	20.75	20.16	20.66	665,640	+0.24(+1.15%)
Apr 26, 2012	19.77	20.47	19.77	20.42	1,099,507	+0.01(+0.04%)
Apr 25, 2012	20.54	20.72	20.02	20.41	1,064,664	+0.21(+1.05%)
Apr 24, 2012	20.12	20.40	19.86	20.20	1,032,716	+0.03(+0.15%)
Apr 23, 2012	20.23	20.42	19.93	20.17	1,069,020	-0.46(-2.25%)
Apr 20, 2012	20.79	20.98	20.38	20.63	853,269	+0.21(+1.01%)
Apr 19, 2012	20.27	20.45	19.98	20.43	982,974	+0.14(+0.71%)
Apr 18, 2012	20.16	20.44	19.99	20.28	513,310	+0.11(+0.53%)
Apr 17, 2012	19.93	20.44	19.89	20.18	820,750	+0.46(+2.35%)
Apr 16, 2012	19.58	19.93	19.26	19.71	446,047	+0.32(+1.65%)
Apr 13, 2012	19.52	19.80	19.28	19.39	337,098	-0.24(-1.20%)
Apr 12, 2012	19.50	19.83	19.39	19.63	444,976	+0.11(+0.58%)
Apr 11, 2012	19.23	19.52	19.11	19.52	608,006	+0.56(+2.93%)
Apr 10, 2012	19.64	19.64	18.93	18.96	1,105,424	-0.71(-3.63%)
Apr 09, 2012	19.49	19.73	19.32	19.67	717,989	-0.05(-0.27%)
Apr 05, 2012	19.71	20.03	19.67	19.73	756,851	-0.08(-0.42%)
Apr 04, 2012	19.42	19.85	19.41	19.81	1,028,952	+0.12(+0.62%)
Apr 03, 2012	19.18	19.76	19.08	19.69	1,717,822	+0.91(+4.82%)
Apr 02, 2012	18.66	18.95	18.57	18.79	1,133,448	+0.05(+0.28%)
Mar 30, 2012	19.16	19.19	18.56	18.73	822,130	-0.25(-1.32%)
Mar 29, 2012	18.86	19.04	18.65	18.98	583,017	-0.11(-0.60%)
Mar 28, 2012	19.08	19.17	18.84	19.10	494,733	+0.06(+0.32%)
Mar 27, 2012	19.18	19.23	18.99	19.04	846,921	-0.17(-0.87%)
Mar 26, 2012	18.77	19.23	18.77	19.20	539,080	+0.62(+3.31%)
Mar 23, 2012	18.53	18.61	18.07	18.59	384,614	+0.01(+0.04%)
Mar 22, 2012	18.47	18.67	18.29	18.58	363,402	-0.13(-0.69%)
Mar 21, 2012	18.63	18.82	18.44	18.71	418,810	+0.05(+0.29%)
Mar 20, 2012	18.40	18.68	18.20	18.66	397,824	+0.05(+0.25%)
Mar 19, 2012	18.67	18.82	18.23	18.61	549,251	-0.06(-0.33%)
Mar 16, 2012	19.24	19.28	18.63	18.67	747,263	-0.65(-3.35%)
Mar 15, 2012	19.10	19.70	19.00	19.32	996,114	+0.24(+1.24%)
Mar 14, 2012	18.62	19.13	18.57	19.08	903,090	+0.52(+2.83%)
Mar 13, 2012	18.34	18.56	18.14	18.56	446,004	+0.40(+2.18%)
Mar 12, 2012	18.49	18.53	18.05	18.16	444,093	-0.35(-1.89%)
Mar 09, 2012	18.36	18.58	18.26	18.51	449,005	+0.17(+0.95%)
Mar 08, 2012	18.21	18.37	18.01	18.34	326,947	+0.24(+1.30%)
Mar 07, 2012	18.22	18.25	17.82	18.10	413,636	-0.04(-0.21%)
Mar 06, 2012	18.30	18.34	18.01	18.14	662,880	-0.44(-2.37%)
Mar 05, 2012	18.61	18.61	18.37	18.58	444,606	-0.06(-0.33%)
Mar 02, 2012	18.69	18.91	18.40	18.64	891,997	-0.01(-0.04%)
Mar 01, 2012	18.46	18.77	18.36	18.65	1,021,750	+0.33(+1.83%)
Feb 29, 2012	18.77	18.94	18.29	18.31	703,368	-0.43(-2.27%)
Feb 28, 2012	18.72	18.93	18.53	18.74	939,276	+0.08(+0.45%)
Feb 27, 2012	18.21	18.72	18.21	18.66	845,641	+0.30(+1.62%)
Feb 24, 2012	18.22	18.65	18.12	18.36	582,895	+0.08(+0.46%)
Feb 23, 2012	18.09	18.52	18.07	18.28	671,000	+0.17(+0.97%)
Feb 22, 2012	18.10	18.23	17.93	18.10	710,381	+0.02(+0.08%)
Feb 21, 2012	18.40	18.46	18.07	18.09	760,615	-0.19(-1.04%)
Feb 17, 2012	18.44	18.61	18.27	18.28	471,603	-0.09(-0.50%)
Feb 16, 2012	18.06	18.40	17.87	18.37	566,447	+0.43(+2.42%)
Feb 15, 2012	18.82	19.01	17.70	17.93	1,493,922	-0.91(-4.80%)
Feb 14, 2012	18.22	18.85	18.05	18.84	875,755	+0.46(+2.52%)
Feb 13, 2012	18.28	18.44	18.18	18.37	280,202	+0.36(+1.98%)
Feb 10, 2012	18.09	18.20	17.82	18.02	273,547	-0.33(-1.82%)
Feb 09, 2012	18.21	18.48	17.99	18.35	250,805	+0.14(+0.79%)
Feb 08, 2012	18.28	18.59	18.08	18.21	235,234	+0.01(+0.04%)
Feb 07, 2012	18.27	18.52	18.12	18.20	395,173	-0.04(-0.21%)
Feb 06, 2012	18.08	18.40	17.83	18.24	293,416	+0.13(+0.71%)
Feb 03, 2012	17.66	18.20	17.61	18.11	503,218	+0.76(+4.37%)
Feb 02, 2012	17.34	17.71	17.28	17.35	580,569	+0.00(+0.00%)

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