Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	20.26	20.56	20.05	20.41	3,510,086	+0.09(+0.45%)
May 30, 2012	20.49	20.54	20.25	20.31	1,657,589	-0.44(-2.10%)
May 29, 2012	20.75	20.77	20.49	20.75	2,619,676	+0.18(+0.89%)
May 25, 2012	20.59	20.71	20.47	20.57	1,577,576	-0.03(-0.15%)
May 24, 2012	20.54	20.64	20.28	20.60	3,292,670	+0.17(+0.83%)
May 23, 2012	20.14	20.51	20.02	20.43	3,661,047	+0.05(+0.26%)
May 22, 2012	20.26	20.59	20.20	20.38	7,175,655	+0.14(+0.68%)
May 21, 2012	20.16	20.42	20.02	20.24	4,809,664	+0.18(+0.88%)
May 18, 2012	20.28	20.41	19.98	20.06	4,346,481	-0.19(-0.95%)
May 17, 2012	20.61	20.64	20.23	20.25	5,295,507	-0.33(-1.60%)
May 16, 2012	20.88	20.99	20.56	20.58	2,842,727	-0.15(-0.74%)
May 15, 2012	20.89	21.07	20.67	20.74	2,347,834	-0.15(-0.73%)
May 14, 2012	21.00	21.10	20.85	20.89	1,891,076	-0.35(-1.66%)
May 11, 2012	21.11	21.43	21.00	21.24	3,739,065	-0.08(-0.36%)
May 10, 2012	21.26	21.43	21.20	21.32	3,887,840	+0.25(+1.20%)
May 09, 2012	21.03	21.16	20.81	21.07	4,232,155	-0.25(-1.19%)
May 08, 2012	21.20	21.36	21.07	21.32	4,214,826	+0.02(+0.07%)
May 07, 2012	20.99	21.42	20.99	21.30	2,662,751	+0.19(+0.91%)
May 04, 2012	21.29	21.36	20.94	21.11	4,015,153	-0.30(-1.40%)
May 03, 2012	21.55	21.66	21.31	21.41	2,557,900	-0.15(-0.71%)
May 02, 2012	21.49	21.64	21.30	21.56	3,186,233	-0.03(-0.14%)
May 01, 2012	21.56	21.90	21.52	21.59	2,274,355	+0.08(+0.39%)
Apr 30, 2012	21.82	21.82	21.42	21.51	2,427,053	-0.36(-1.65%)
Apr 27, 2012	21.76	21.89	21.53	21.87	1,988,974	+0.16(+0.74%)
Apr 26, 2012	21.58	21.78	21.50	21.71	2,673,412	+0.12(+0.57%)
Apr 25, 2012	21.48	21.72	21.39	21.59	4,075,459	+0.29(+1.37%)
Apr 24, 2012	21.04	21.36	21.04	21.30	3,137,265	+0.28(+1.35%)
Apr 23, 2012	20.90	21.08	20.83	21.01	2,990,396	-0.19(-0.90%)
Apr 20, 2012	21.19	21.41	21.13	21.20	2,565,427	+0.13(+0.62%)
Apr 19, 2012	21.22	21.35	20.90	21.07	5,479,761	-0.08(-0.36%)
Apr 18, 2012	21.32	21.41	21.07	21.15	3,524,856	-0.26(-1.22%)
Apr 17, 2012	21.18	21.58	21.18	21.41	4,046,248	+0.43(+2.05%)
Apr 16, 2012	20.95	21.10	20.69	20.98	3,211,061	+0.22(+1.07%)
Apr 13, 2012	21.31	21.31	20.73	20.76	6,699,362	-0.61(-2.83%)
Apr 12, 2012	21.15	21.43	21.13	21.36	4,777,938	+0.27(+1.27%)
Apr 11, 2012	20.97	21.12	20.87	21.10	3,542,367	+0.40(+1.93%)
Apr 10, 2012	21.10	21.13	20.63	20.70	4,750,746	-0.41(-1.96%)
Apr 09, 2012	21.12	21.23	20.99	21.11	6,596,530	-0.36(-1.68%)
Apr 05, 2012	21.50	21.62	21.37	21.47	2,087,968	-0.13(-0.62%)
Apr 04, 2012	21.73	21.85	21.44	21.61	7,139,447	-0.39(-1.79%)
Apr 03, 2012	21.94	22.02	21.71	22.00	4,619,294	+0.03(+0.14%)
Apr 02, 2012	21.81	22.04	21.58	21.97	2,818,756	+0.15(+0.70%)
Mar 30, 2012	22.05	22.05	21.69	21.82	2,697,273	-0.09(-0.42%)
Mar 29, 2012	21.98	22.00	21.56	21.91	4,439,629	-0.20(-0.90%)
Mar 28, 2012	21.92	22.18	21.82	22.11	2,637,776	+0.18(+0.84%)
Mar 27, 2012	22.13	22.17	21.92	21.92	3,156,363	-0.18(-0.83%)
Mar 26, 2012	22.04	22.19	21.86	22.11	2,375,846	+0.31(+1.44%)
Mar 23, 2012	21.65	21.82	21.46	21.79	3,370,594	+0.09(+0.42%)
Mar 22, 2012	21.88	21.89	21.53	21.70	3,390,071	-0.39(-1.77%)
Mar 21, 2012	22.25	22.28	21.98	22.09	2,287,594	-0.09(-0.41%)
Mar 20, 2012	22.11	22.31	21.98	22.18	4,262,421	-0.11(-0.52%)
Mar 19, 2012	22.07	22.50	21.81	22.30	4,241,147	+0.21(+0.94%)
Mar 16, 2012	22.16	22.29	21.86	22.09	4,190,811	+0.07(+0.34%)
Mar 15, 2012	21.64	22.11	21.48	22.02	5,418,509	+0.43(+1.98%)
Mar 14, 2012	21.57	21.77	21.29	21.59	6,603,803	+0.12(+0.57%)
Mar 13, 2012	20.83	21.49	20.77	21.47	4,444,049	+0.80(+3.88%)
Mar 12, 2012	20.70	20.78	20.54	20.67	1,839,077	-0.09(-0.44%)
Mar 09, 2012	20.42	20.86	20.40	20.76	2,942,919	+0.33(+1.61%)
Mar 08, 2012	20.24	20.44	20.13	20.43	2,430,405	+0.30(+1.48%)
Mar 07, 2012	19.96	20.20	19.84	20.13	3,387,549	+0.32(+1.62%)
Mar 06, 2012	20.08	20.09	19.76	19.81	9,433,139	-0.50(-2.48%)
Mar 05, 2012	20.28	20.46	20.16	20.32	3,348,121	-0.05(-0.26%)
Mar 02, 2012	20.59	20.71	20.28	20.37	2,196,988	-0.25(-1.22%)

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