Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	21.70	21.76	21.52	21.63	96,591	-0.07(-0.31%)
May 30, 2012	21.81	21.81	21.68	21.69	26,878	-0.22(-1.01%)
May 29, 2012	21.80	21.93	21.79	21.92	66,132	+0.18(+0.84%)
May 25, 2012	21.77	21.81	21.69	21.73	70,400	-0.00(-0.02%)
May 24, 2012	21.61	21.76	21.61	21.74	194,315	+0.16(+0.74%)
May 23, 2012	21.46	21.60	21.37	21.58	44,822	+0.00(+0.00%)
May 22, 2012	21.60	21.70	21.55	21.58	100,238	+0.02(+0.08%)
May 21, 2012	21.41	21.56	21.33	21.56	46,307	+0.19(+0.89%)
May 18, 2012	21.59	21.59	21.34	21.37	243,171	-0.14(-0.66%)
May 17, 2012	21.89	21.89	21.51	21.51	40,158	-0.36(-1.65%)
May 16, 2012	21.86	21.94	21.85	21.87	52,188	+0.07(+0.33%)
May 15, 2012	21.82	21.93	21.75	21.80	76,238	-0.05(-0.25%)
May 14, 2012	21.85	21.95	21.76	21.85	143,278	-0.14(-0.63%)
May 11, 2012	21.94	22.12	21.94	21.99	30,841	-0.02(-0.10%)
May 10, 2012	22.05	22.12	22.00	22.01	69,413	+0.10(+0.46%)
May 09, 2012	21.93	22.04	21.81	21.91	178,698	-0.15(-0.67%)
May 08, 2012	22.10	22.10	21.87	22.06	221,725	-0.12(-0.56%)
May 07, 2012	22.13	22.25	22.13	22.19	181,734	-0.02(-0.11%)
May 04, 2012	22.37	22.37	22.18	22.21	294,544	-0.23(-1.04%)
May 03, 2012	22.56	22.56	22.39	22.44	44,040	-0.12(-0.51%)
May 02, 2012	22.42	22.58	22.42	22.56	76,350	+0.08(+0.38%)
May 01, 2012	22.42	22.59	22.36	22.47	109,743	+0.06(+0.28%)
Apr 30, 2012	22.47	22.47	22.36	22.41	64,149	-0.11(-0.47%)
Apr 27, 2012	22.57	22.59	22.49	22.52	58,462	-0.04(-0.19%)
Apr 26, 2012	22.34	22.58	22.34	22.56	41,736	+0.18(+0.80%)
Apr 25, 2012	22.23	22.38	22.23	22.38	77,740	+0.27(+1.22%)
Apr 24, 2012	22.10	22.21	22.08	22.11	53,413	+0.01(+0.05%)
Apr 23, 2012	22.17	22.17	22.03	22.10	99,945	-0.25(-1.11%)
Apr 20, 2012	22.26	22.43	22.26	22.35	38,881	+0.15(+0.68%)
Apr 19, 2012	22.20	22.33	22.14	22.19	7,686	-0.15(-0.67%)
Apr 18, 2012	22.30	22.38	22.26	22.34	78,340	-0.05(-0.21%)
Apr 17, 2012	22.26	22.40	22.25	22.39	54,393	+0.26(+1.15%)
Apr 16, 2012	22.20	22.22	22.07	22.14	34,389	+0.04(+0.16%)
Apr 13, 2012	22.12	22.23	22.08	22.10	33,881	-0.03(-0.15%)
Apr 12, 2012	22.04	22.15	22.02	22.13	112,859	+0.10(+0.45%)
Apr 11, 2012	22.06	22.08	21.99	22.03	49,614	+0.16(+0.72%)
Apr 10, 2012	22.16	22.17	21.85	21.88	111,301	-0.33(-1.50%)
Apr 09, 2012	22.22	22.27	22.18	22.21	162,869	-0.24(-1.08%)
Apr 05, 2012	22.41	22.48	22.38	22.45	227,567	-0.03(-0.13%)
Apr 04, 2012	22.50	22.52	22.45	22.48	63,004	-0.09(-0.38%)
Apr 03, 2012	22.63	22.66	22.52	22.57	48,446	-0.08(-0.37%)
Apr 02, 2012	22.47	22.69	22.47	22.65	219,329	+0.19(+0.86%)
Mar 30, 2012	22.42	22.52	22.41	22.46	43,528	+0.09(+0.41%)
Mar 29, 2012	22.23	22.37	22.16	22.37	108,852	+0.06(+0.27%)
Mar 28, 2012	22.32	22.34	22.23	22.31	32,561	-0.08(-0.38%)
Mar 27, 2012	22.47	22.49	22.38	22.39	113,034	-0.03(-0.14%)
Mar 26, 2012	22.35	22.42	22.33	22.42	47,050	+0.14(+0.64%)
Mar 23, 2012	22.22	22.28	22.14	22.28	43,598	+0.00(+0.01%)
Mar 22, 2012	22.17	22.29	22.17	22.28	70,447	-0.02(-0.08%)
Mar 21, 2012	22.27	22.34	22.23	22.29	23,481	+0.04(+0.18%)
Mar 20, 2012	22.16	22.28	22.16	22.25	31,535	-0.01(-0.04%)
Mar 19, 2012	22.20	22.29	22.19	22.26	129,298	+0.06(+0.29%)
Mar 16, 2012	22.29	22.31	22.20	22.20	39,219	-0.09(-0.39%)
Mar 15, 2012	22.21	22.29	22.17	22.29	53,909	+0.09(+0.41%)
Mar 14, 2012	22.27	22.30	22.17	22.20	45,207	-0.07(-0.33%)
Mar 13, 2012	22.12	22.28	22.10	22.27	35,389	+0.25(+1.14%)
Mar 12, 2012	22.02	22.04	21.99	22.02	23,818	+0.04(+0.19%)
Mar 09, 2012	21.87	21.99	21.87	21.98	56,748	+0.08(+0.36%)
Mar 08, 2012	21.76	21.91	21.76	21.90	25,484	+0.22(+1.02%)
Mar 07, 2012	21.65	21.70	21.59	21.68	76,670	+0.06(+0.26%)
Mar 06, 2012	21.79	21.79	21.59	21.62	123,633	-0.30(-1.39%)
Mar 05, 2012	21.88	21.95	21.85	21.92	34,473	-0.00(-0.01%)
Mar 02, 2012	21.93	21.97	21.88	21.93	780,393	-0.01(-0.03%)

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