Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	20.25	20.28	20.07	20.18	197,641	+0.05(+0.24%)
May 30, 2012	20.13	20.19	20.07	20.13	9,352	-0.38(-1.85%)
May 29, 2012	20.59	20.59	20.38	20.51	6,397	+0.37(+1.84%)
May 25, 2012	20.19	20.23	20.14	20.14	5,591	-0.06(-0.30%)
May 24, 2012	20.22	20.28	20.06	20.20	15,197	-0.05(-0.24%)
May 23, 2012	20.28	20.29	19.94	20.25	5,543	-0.05(-0.24%)
May 22, 2012	20.56	20.56	20.29	20.29	7,469	-0.21(-1.04%)
May 21, 2012	20.22	20.51	20.22	20.51	45,338	+0.41(+2.02%)
May 18, 2012	20.20	20.22	20.03	20.10	12,215	-0.14(-0.71%)
May 17, 2012	20.34	20.38	20.25	20.25	15,296	-0.18(-0.86%)
May 16, 2012	20.54	20.61	20.42	20.42	19,214	-0.11(-0.55%)
May 15, 2012	20.75	20.78	20.51	20.53	37,615	-0.24(-1.16%)
May 14, 2012	20.79	20.90	20.78	20.78	22,169	-0.30(-1.41%)
May 11, 2012	20.99	21.22	20.99	21.07	10,054	-0.11(-0.51%)
May 10, 2012	21.28	21.34	21.18	21.18	31,083	-0.07(-0.34%)
May 09, 2012	21.17	21.26	21.14	21.25	10,277	-0.17(-0.78%)
May 08, 2012	21.47	21.47	21.24	21.42	11,262	-0.25(-1.15%)
May 07, 2012	21.53	21.69	21.53	21.67	1,130	+0.13(+0.59%)
May 04, 2012	21.78	21.78	21.50	21.54	6,577	-0.31(-1.42%)
May 03, 2012	21.90	21.90	21.81	21.86	12,372	-0.07(-0.31%)
May 02, 2012	21.83	22.00	21.83	21.93	4,639	-0.07(-0.31%)
May 01, 2012	21.77	22.08	21.77	21.99	13,517	+0.06(+0.27%)
Apr 30, 2012	21.95	21.95	21.88	21.93	13,396	-0.19(-0.84%)
Apr 27, 2012	22.00	22.12	22.00	22.12	2,389	+0.12(+0.57%)
Apr 26, 2012	21.92	22.01	21.90	21.99	3,454	+0.07(+0.34%)
Apr 25, 2012	21.85	21.92	21.80	21.92	7,571	+0.28(+1.28%)
Apr 24, 2012	21.73	21.75	21.60	21.64	5,585	+0.21(+0.99%)
Apr 23, 2012	21.34	21.47	21.26	21.43	4,907	-0.31(-1.42%)
Apr 20, 2012	21.68	21.81	21.68	21.74	5,799	+0.26(+1.21%)
Apr 19, 2012	21.65	21.65	21.44	21.48	1,198	-0.16(-0.74%)
Apr 18, 2012	21.65	21.65	21.59	21.64	4,025	-0.05(-0.24%)
Apr 17, 2012	21.54	21.70	21.51	21.69	6,367	+0.29(+1.34%)
Apr 16, 2012	21.43	21.47	21.30	21.40	20,067	+0.02(+0.11%)
Apr 13, 2012	21.48	21.48	21.33	21.38	8,981	-0.16(-0.74%)
Apr 12, 2012	21.28	21.55	21.28	21.54	10,302	+0.34(+1.62%)
Apr 11, 2012	21.26	21.26	21.18	21.20	5,585	+0.28(+1.32%)
Apr 10, 2012	21.20	21.23	20.91	20.92	18,032	-0.21(-1.01%)
Apr 09, 2012	21.05	21.20	21.05	21.13	5,016	-0.17(-0.78%)
Apr 05, 2012	21.20	21.34	21.20	21.30	13,268	+0.08(+0.36%)
Apr 04, 2012	21.31	21.35	21.15	21.22	29,720	-0.41(-1.90%)
Apr 03, 2012	21.77	21.80	21.55	21.63	37,409	-0.33(-1.52%)
Apr 02, 2012	21.72	22.03	21.72	21.97	232,374	+0.24(+1.11%)
Mar 30, 2012	21.70	21.75	21.62	21.72	18,200	+0.17(+0.79%)
Mar 29, 2012	21.54	21.56	21.39	21.55	32,866	-0.14(-0.64%)
Mar 28, 2012	21.83	21.83	21.64	21.69	18,993	-0.16(-0.75%)
Mar 27, 2012	21.95	21.99	21.86	21.86	31,373	-0.05(-0.22%)
Mar 26, 2012	21.78	21.92	21.78	21.90	15,077	+0.34(+1.60%)
Mar 23, 2012	21.45	21.56	21.42	21.56	11,175	-0.02(-0.11%)
Mar 22, 2012	21.56	21.62	21.53	21.58	20,942	-0.27(-1.26%)
Mar 21, 2012	21.80	21.88	21.73	21.86	24,772	-0.12(-0.56%)
Mar 20, 2012	22.02	22.02	21.93	21.98	36,716	-0.24(-1.09%)
Mar 19, 2012	22.09	22.29	22.09	22.22	17,146	-0.06(-0.25%)
Mar 16, 2012	22.23	22.33	22.22	22.28	15,311	+0.16(+0.71%)
Mar 15, 2012	22.04	22.20	22.02	22.12	18,152	+0.08(+0.37%)
Mar 14, 2012	22.13	22.16	21.97	22.04	39,611	-0.19(-0.86%)
Mar 13, 2012	21.95	22.23	21.92	22.23	31,095	+0.47(+2.14%)
Mar 12, 2012	21.76	21.78	21.70	21.76	61,343	-0.13(-0.60%)
Mar 09, 2012	21.91	21.98	21.85	21.89	20,869	-0.05(-0.23%)
Mar 08, 2012	21.82	21.94	21.82	21.94	10,196	+0.56(+2.64%)
Mar 07, 2012	21.30	21.44	21.28	21.38	12,340	+0.17(+0.81%)
Mar 06, 2012	21.29	21.33	21.07	21.21	9,017	-0.63(-2.86%)
Mar 05, 2012	21.86	21.86	21.73	21.83	33,769	-0.11(-0.50%)
Mar 02, 2012	21.83	21.94	21.82	21.94	51,349	+0.05(+0.23%)

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