Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	18.81	18.81	18.55	18.62	92,988	-0.26(-1.35%)
Apr 27, 2012	18.78	18.87	18.62	18.87	37,786	+0.13(+0.68%)
Apr 26, 2012	18.53	18.77	18.53	18.74	67,335	+0.14(+0.77%)
Apr 25, 2012	18.56	18.65	18.42	18.60	37,465	+0.23(+1.23%)
Apr 24, 2012	18.20	18.39	18.20	18.38	62,427	+0.22(+1.20%)
Apr 23, 2012	18.02	18.17	18.02	18.16	45,040	-0.05(-0.29%)
Apr 20, 2012	18.29	18.29	18.17	18.21	36,860	+0.08(+0.46%)
Apr 19, 2012	18.28	18.28	18.08	18.13	53,380	-0.10(-0.54%)
Apr 18, 2012	18.32	18.40	18.20	18.23	82,101	-0.14(-0.74%)
Apr 17, 2012	18.29	18.43	18.21	18.36	35,423	+0.32(+1.79%)
Apr 16, 2012	17.99	18.16	17.87	18.04	48,444	+0.17(+0.92%)
Apr 13, 2012	18.29	18.29	17.86	17.87	62,110	-0.43(-2.34%)
Apr 12, 2012	18.08	18.35	18.08	18.30	84,904	+0.26(+1.46%)
Apr 11, 2012	17.96	18.08	17.96	18.04	124,119	+0.30(+1.69%)
Apr 10, 2012	18.04	18.11	17.74	17.74	96,101	-0.37(-2.03%)
Apr 09, 2012	18.13	18.19	18.00	18.11	56,187	-0.31(-1.67%)
Apr 05, 2012	18.36	18.52	18.35	18.41	36,928	-0.10(-0.53%)
Apr 04, 2012	18.56	18.56	18.38	18.51	37,403	-0.20(-1.04%)
Apr 03, 2012	18.65	18.71	18.53	18.71	28,865	+0.05(+0.28%)
Apr 02, 2012	18.59	18.73	18.44	18.65	541,013	+0.04(+0.20%)
Mar 30, 2012	18.70	18.70	18.44	18.62	17,998	+0.01(+0.04%)
Mar 29, 2012	18.58	18.63	18.40	18.61	36,077	-0.14(-0.72%)
Mar 28, 2012	18.56	18.76	18.55	18.74	23,465	+0.22(+1.18%)
Mar 27, 2012	18.71	18.73	18.52	18.53	37,583	-0.19(-1.00%)
Mar 26, 2012	18.71	18.84	18.59	18.71	33,800	+0.22(+1.16%)
Mar 23, 2012	18.33	18.51	18.24	18.50	64,884	+0.10(+0.53%)
Mar 22, 2012	18.56	18.56	18.27	18.40	75,373	-0.25(-1.32%)
Mar 21, 2012	18.79	18.79	18.57	18.65	85,212	-0.07(-0.40%)
Mar 20, 2012	18.71	18.80	18.54	18.72	138,039	-0.07(-0.36%)
Mar 19, 2012	18.64	18.95	18.52	18.79	166,255	+0.12(+0.64%)
Mar 16, 2012	18.73	18.75	18.52	18.67	71,531	+0.02(+0.12%)
Mar 15, 2012	18.30	18.68	18.16	18.65	260,436	+0.40(+2.17%)
Mar 14, 2012	18.20	18.31	18.00	18.25	112,770	+0.16(+0.87%)
Mar 13, 2012	17.53	18.11	17.53	18.09	87,398	+0.68(+3.90%)
Mar 12, 2012	17.40	17.45	17.28	17.41	18,168	-0.06(-0.33%)
Mar 09, 2012	17.29	17.58	17.29	17.47	31,778	+0.25(+1.43%)
Mar 08, 2012	17.10	17.26	17.00	17.23	14,354	+0.23(+1.37%)
Mar 07, 2012	16.84	17.04	16.84	16.99	17,904	+0.22(+1.29%)
Mar 06, 2012	16.94	16.96	16.73	16.78	72,061	-0.40(-2.31%)
Mar 05, 2012	17.26	17.26	17.09	17.17	124,332	-0.17(-0.99%)
Mar 02, 2012	17.49	17.50	17.29	17.34	22,037	-0.14(-0.81%)
Mar 01, 2012	17.46	17.62	17.46	17.49	89,168	+0.10(+0.60%)
Feb 29, 2012	17.55	17.58	17.36	17.38	21,278	-0.05(-0.30%)
Feb 28, 2012	17.45	17.49	17.36	17.43	30,192	-0.01(-0.04%)
Feb 27, 2012	17.11	17.47	17.10	17.44	18,561	+0.17(+1.00%)
Feb 24, 2012	17.44	17.44	17.22	17.27	67,837	-0.11(-0.65%)
Feb 23, 2012	17.17	17.42	17.14	17.38	273,411	+0.19(+1.09%)
Feb 22, 2012	17.47	17.47	17.19	17.20	24,714	-0.36(-2.04%)
Feb 21, 2012	17.61	17.74	17.48	17.55	97,469	-0.07(-0.39%)
Feb 17, 2012	17.55	17.64	17.49	17.62	137,590	+0.14(+0.81%)
Feb 16, 2012	17.17	17.50	17.17	17.48	30,478	+0.34(+2.01%)
Feb 15, 2012	17.25	17.33	17.11	17.14	152,998	-0.03(-0.17%)
Feb 14, 2012	17.23	17.23	17.03	17.17	19,639	-0.16(-0.91%)
Feb 13, 2012	17.31	17.34	17.20	17.32	14,955	+0.14(+0.83%)
Feb 10, 2012	17.22	17.23	17.13	17.18	349,187	-0.21(-1.21%)
Feb 09, 2012	17.54	17.54	17.33	17.39	47,560	-0.05(-0.30%)
Feb 08, 2012	17.41	17.49	17.33	17.44	31,062	+0.04(+0.21%)
Feb 07, 2012	17.23	17.46	17.22	17.40	22,810	+0.09(+0.52%)
Feb 06, 2012	17.37	17.41	17.28	17.32	20,774	-0.16(-0.90%)
Feb 03, 2012	17.23	17.48	17.23	17.47	48,636	+0.49(+2.91%)
Feb 02, 2012	16.90	17.04	16.84	16.98	32,924	+0.06(+0.35%)

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