Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	20.23	20.51	20.04	20.33	156,015	+0.16(+0.79%)
May 30, 2012	20.43	20.62	20.12	20.17	112,040	-0.61(-2.94%)
May 29, 2012	20.95	21.00	20.53	20.78	106,939	-0.11(-0.53%)
May 25, 2012	21.10	21.15	20.84	20.89	66,789	-0.15(-0.71%)
May 24, 2012	21.05	21.05	20.54	21.04	56,546	+0.08(+0.38%)
May 23, 2012	20.59	21.05	20.45	20.96	72,827	+0.10(+0.48%)
May 22, 2012	21.11	21.58	20.71	20.86	54,531	-0.23(-1.09%)
May 21, 2012	20.99	21.26	20.82	21.09	46,933	+0.18(+0.86%)
May 18, 2012	21.09	21.46	20.79	20.91	80,030	-0.23(-1.09%)
May 17, 2012	21.41	21.46	21.01	21.14	65,395	-0.32(-1.49%)
May 16, 2012	21.52	21.66	21.02	21.46	34,625	+0.03(+0.14%)
May 15, 2012	21.50	21.75	21.35	21.43	134,696	-0.08(-0.37%)
May 14, 2012	21.62	21.77	21.50	21.51	28,938	-0.44(-2.00%)
May 11, 2012	21.97	22.41	21.83	21.95	38,830	-0.29(-1.30%)
May 10, 2012	22.17	22.41	21.98	22.24	51,734	+0.20(+0.91%)
May 09, 2012	22.13	22.45	21.98	22.04	49,278	-0.44(-1.96%)
May 08, 2012	21.98	22.66	21.98	22.48	78,581	+0.34(+1.54%)
May 07, 2012	21.60	22.41	21.60	22.14	60,199	+0.39(+1.79%)
May 04, 2012	21.94	21.94	21.54	21.75	58,327	-0.25(-1.14%)
May 03, 2012	21.99	22.07	21.60	22.00	91,353	-0.05(-0.23%)
May 02, 2012	21.65	22.08	21.59	22.05	73,197	+0.18(+0.82%)
May 01, 2012	22.03	22.55	21.85	21.87	69,035	-0.20(-0.91%)
Apr 30, 2012	22.67	22.67	21.99	22.07	45,324	-0.61(-2.69%)
Apr 27, 2012	22.29	22.69	21.95	22.68	43,517	+0.39(+1.75%)
Apr 26, 2012	22.40	22.44	22.23	22.29	36,193	-0.23(-1.02%)
Apr 25, 2012	22.34	22.80	22.32	22.52	43,376	+0.47(+2.13%)
Apr 24, 2012	21.67	22.06	21.58	22.05	43,950	+0.35(+1.61%)
Apr 23, 2012	21.79	21.97	21.28	21.70	67,824	-0.55(-2.47%)
Apr 20, 2012	22.36	22.48	21.97	22.25	62,481	+0.42(+1.92%)
Apr 19, 2012	22.06	22.45	21.53	21.83	46,604	-0.23(-1.04%)
Apr 18, 2012	22.52	22.53	21.95	22.06	35,496	-0.60(-2.65%)
Apr 17, 2012	22.06	22.89	22.06	22.66	52,744	+0.88(+4.04%)
Apr 16, 2012	21.54	21.98	21.54	21.78	45,454	+0.44(+2.06%)
Apr 13, 2012	21.93	22.10	21.29	21.34	62,975	-0.76(-3.44%)
Apr 12, 2012	21.74	22.18	21.70	22.10	37,056	+0.29(+1.33%)
Apr 11, 2012	21.57	21.82	21.43	21.81	55,878	+0.47(+2.20%)
Apr 10, 2012	21.95	21.99	21.23	21.34	97,735	-0.57(-2.60%)
Apr 09, 2012	22.00	22.20	21.84	21.91	55,795	-0.62(-2.75%)
Apr 05, 2012	22.46	22.61	22.35	22.53	22,246	-0.10(-0.44%)
Apr 04, 2012	23.01	23.03	22.44	22.63	52,461	-0.73(-3.13%)
Apr 03, 2012	23.71	23.71	23.16	23.36	90,763	-0.40(-1.68%)
Apr 02, 2012	23.31	23.77	23.14	23.76	50,103	+0.32(+1.37%)
Mar 30, 2012	23.62	23.67	23.31	23.44	88,676	+0.08(+0.34%)
Mar 29, 2012	23.18	23.46	22.97	23.36	42,726	-0.06(-0.26%)
Mar 28, 2012	23.22	23.46	22.41	23.42	48,976	+0.25(+1.08%)
Mar 27, 2012	23.38	23.45	23.12	23.17	38,211	-0.25(-1.07%)
Mar 26, 2012	23.12	23.55	23.00	23.42	60,497	+0.52(+2.27%)
Mar 23, 2012	22.61	22.95	22.34	22.90	30,865	+0.26(+1.15%)
Mar 22, 2012	22.67	22.68	22.38	22.64	33,944	-0.36(-1.57%)
Mar 21, 2012	23.18	23.26	22.81	23.00	31,042	-0.18(-0.78%)
Mar 20, 2012	23.32	23.57	22.96	23.18	31,963	-0.35(-1.49%)
Mar 19, 2012	23.18	23.85	22.87	23.53	57,407	+0.34(+1.47%)
Mar 16, 2012	22.65	23.40	22.45	23.19	209,992	+0.73(+3.25%)
Mar 15, 2012	22.63	22.70	22.12	22.46	78,903	-0.11(-0.49%)
Mar 14, 2012	22.70	23.01	22.41	22.57	42,121	-0.19(-0.83%)
Mar 13, 2012	22.11	22.85	21.94	22.76	49,864	+0.92(+4.21%)
Mar 12, 2012	21.98	21.98	21.64	21.84	22,603	-0.11(-0.50%)
Mar 09, 2012	21.60	22.29	21.49	21.95	45,804	+0.35(+1.62%)
Mar 08, 2012	21.49	21.68	21.21	21.60	27,610	+0.18(+0.84%)
Mar 07, 2012	21.24	21.60	21.13	21.42	32,895	+0.24(+1.13%)
Mar 06, 2012	21.64	21.78	21.11	21.18	59,619	-0.79(-3.60%)
Mar 05, 2012	21.06	22.04	21.04	21.97	79,904	+0.79(+3.73%)
Mar 02, 2012	21.93	21.93	21.10	21.18	96,917	-0.75(-3.42%)

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