Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	20.49	20.56	20.35	20.54	39,803	+0.03(+0.14%)
May 30, 2012	20.66	20.66	20.51	20.51	12,357	-0.32(-1.52%)
May 29, 2012	20.78	20.85	20.70	20.83	26,929	+0.23(+1.09%)
May 25, 2012	20.63	20.68	20.56	20.60	36,298	-0.02(-0.09%)
May 24, 2012	20.58	20.62	20.47	20.62	20,977	+0.17(+0.82%)
May 23, 2012	20.41	20.45	20.23	20.45	15,575	-0.11(-0.53%)
May 22, 2012	20.52	20.72	20.46	20.56	64,207	+0.04(+0.19%)
May 21, 2012	20.30	20.53	20.26	20.52	47,752	+0.24(+1.16%)
May 18, 2012	20.50	20.50	20.26	20.29	75,018	-0.15(-0.73%)
May 17, 2012	20.74	20.74	20.43	20.43	29,813	-0.30(-1.46%)
May 16, 2012	20.90	20.99	20.73	20.74	23,127	-0.09(-0.41%)
May 15, 2012	20.96	21.00	20.78	20.82	36,356	-0.12(-0.57%)
May 14, 2012	20.97	21.07	20.94	20.94	34,668	-0.24(-1.11%)
May 11, 2012	21.16	21.35	21.14	21.18	10,453	-0.09(-0.42%)
May 10, 2012	21.34	21.38	21.25	21.27	35,098	+0.05(+0.25%)
May 09, 2012	21.04	21.31	21.03	21.21	35,798	-0.15(-0.69%)
May 08, 2012	21.26	21.36	21.15	21.36	25,611	-0.04(-0.18%)
May 07, 2012	21.36	21.46	21.33	21.40	26,616	-0.00(-0.01%)
May 04, 2012	21.54	21.54	21.35	21.40	61,297	-0.28(-1.31%)
May 03, 2012	21.87	21.87	21.65	21.68	78,607	-0.19(-0.87%)
May 02, 2012	21.84	21.90	21.75	21.87	55,821	-0.09(-0.43%)
May 01, 2012	21.82	22.11	21.80	21.97	41,062	+0.17(+0.77%)
Apr 30, 2012	21.88	21.88	21.74	21.80	154,826	-0.10(-0.45%)
Apr 27, 2012	21.91	21.93	21.79	21.90	60,447	+0.04(+0.18%)
Apr 26, 2012	21.64	21.89	21.64	21.86	103,406	+0.16(+0.74%)
Apr 25, 2012	21.67	21.71	21.58	21.70	65,995	+0.21(+0.99%)
Apr 24, 2012	21.38	21.51	21.37	21.49	69,829	+0.15(+0.69%)
Apr 23, 2012	21.28	21.34	21.20	21.34	108,733	-0.17(-0.80%)
Apr 20, 2012	21.56	21.62	21.51	21.51	33,826	+0.03(+0.16%)
Apr 19, 2012	21.55	21.64	21.39	21.48	83,963	-0.06(-0.28%)
Apr 18, 2012	21.56	21.60	21.51	21.54	26,737	-0.14(-0.65%)
Apr 17, 2012	21.53	21.71	21.50	21.68	25,570	+0.29(+1.36%)
Apr 16, 2012	21.44	21.47	21.28	21.39	187,152	+0.09(+0.41%)
Apr 13, 2012	21.53	21.53	21.30	21.30	31,030	-0.29(-1.34%)
Apr 12, 2012	21.43	21.61	21.28	21.59	55,504	+0.31(+1.45%)
Apr 11, 2012	21.30	21.36	21.27	21.28	57,338	+0.17(+0.78%)
Apr 10, 2012	21.43	21.47	21.09	21.12	243,378	-0.38(-1.78%)
Apr 09, 2012	21.47	21.56	21.43	21.50	55,704	-0.25(-1.14%)
Apr 05, 2012	21.78	21.85	21.72	21.75	85,234	-0.09(-0.41%)
Apr 04, 2012	21.89	21.91	21.77	21.84	36,473	-0.23(-1.03%)
Apr 03, 2012	22.16	22.16	21.94	22.07	109,825	-0.12(-0.53%)
Apr 02, 2012	22.03	22.23	21.98	22.18	71,792	+0.16(+0.73%)
Mar 30, 2012	22.05	22.08	21.94	22.02	99,926	+0.05(+0.23%)
Mar 29, 2012	21.90	21.97	21.77	21.97	136,441	-0.03(-0.12%)
Mar 28, 2012	22.09	22.09	21.88	22.00	62,348	-0.11(-0.50%)
Mar 27, 2012	22.24	22.24	22.09	22.11	54,312	-0.08(-0.37%)
Mar 26, 2012	22.10	22.19	22.10	22.19	103,173	+0.27(+1.25%)
Mar 23, 2012	21.78	21.93	21.73	21.92	39,141	+0.12(+0.55%)
Mar 22, 2012	21.81	21.86	21.74	21.80	36,682	-0.20(-0.92%)
Mar 21, 2012	22.07	22.09	21.96	22.00	23,422	-0.06(-0.26%)
Mar 20, 2012	22.01	22.09	21.99	22.06	62,564	-0.06(-0.27%)
Mar 19, 2012	22.02	22.22	22.02	22.12	100,717	+0.07(+0.30%)
Mar 16, 2012	22.06	22.08	22.01	22.05	56,711	+0.04(+0.16%)
Mar 15, 2012	21.89	22.02	21.82	22.02	64,244	+0.15(+0.70%)
Mar 14, 2012	21.95	21.98	21.81	21.86	39,870	-0.07(-0.32%)
Mar 13, 2012	21.64	21.93	21.60	21.93	778,682	+0.42(+1.93%)
Mar 12, 2012	21.53	21.53	21.45	21.52	21,336	+0.01(+0.06%)
Mar 09, 2012	21.48	21.59	21.48	21.50	24,076	+0.11(+0.49%)
Mar 08, 2012	21.36	21.44	21.29	21.40	19,388	+0.20(+0.95%)
Mar 07, 2012	21.08	21.23	21.05	21.20	87,030	+0.17(+0.79%)
Mar 06, 2012	21.17	21.17	20.98	21.03	45,517	-0.36(-1.67%)
Mar 05, 2012	21.41	21.41	21.30	21.39	25,316	-0.05(-0.23%)
Mar 02, 2012	21.53	21.56	21.40	21.44	37,440	-0.10(-0.48%)

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