Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	20.82	21.19	20.63	21.06	400,380	+0.22(+1.05%)
May 30, 2012	20.96	21.02	20.78	20.84	244,145	-0.30(-1.41%)
May 29, 2012	20.93	21.16	20.86	21.14	147,748	+0.27(+1.30%)
May 25, 2012	20.81	20.92	20.73	20.87	209,794	+0.01(+0.04%)
May 24, 2012	20.92	21.00	20.63	20.86	185,750	-0.11(-0.50%)
May 23, 2012	20.70	20.99	20.59	20.97	250,250	+0.09(+0.42%)
May 22, 2012	20.66	20.99	20.62	20.88	318,640	+0.29(+1.40%)
May 21, 2012	20.51	20.67	20.38	20.59	372,729	+0.09(+0.43%)
May 18, 2012	20.57	20.74	20.39	20.50	455,439	-0.11(-0.55%)
May 17, 2012	21.00	21.08	20.61	20.62	441,391	-0.45(-2.12%)
May 16, 2012	20.98	21.11	20.91	21.06	382,186	+0.11(+0.50%)
May 15, 2012	20.97	21.15	20.91	20.96	173,495	-0.05(-0.25%)
May 14, 2012	20.85	21.04	20.65	21.01	350,980	-0.03(-0.13%)
May 11, 2012	20.97	21.10	20.74	21.04	166,978	-0.05(-0.25%)
May 10, 2012	21.12	21.33	21.05	21.09	141,035	+0.11(+0.54%)
May 09, 2012	21.25	21.28	20.92	20.98	330,325	-0.46(-2.16%)
May 08, 2012	21.26	21.48	21.15	21.44	368,135	+0.11(+0.49%)
May 07, 2012	21.38	21.54	21.22	21.33	306,129	-0.07(-0.33%)
May 04, 2012	21.71	21.91	21.32	21.40	240,630	-0.48(-2.20%)
May 03, 2012	22.25	22.25	21.72	21.89	376,769	-0.43(-1.92%)
May 02, 2012	22.38	22.77	22.03	22.31	734,503	-0.60(-2.60%)
May 01, 2012	22.89	23.36	22.88	22.91	232,009	-0.04(-0.19%)
Apr 30, 2012	23.36	23.52	22.93	22.95	209,382	-0.47(-2.02%)
Apr 27, 2012	23.17	23.46	23.04	23.43	163,714	+0.20(+0.87%)
Apr 26, 2012	22.96	23.27	22.85	23.22	186,315	+0.19(+0.84%)
Apr 25, 2012	23.09	23.19	22.87	23.03	222,174	+0.14(+0.61%)
Apr 24, 2012	22.73	22.92	22.52	22.89	407,433	+0.12(+0.54%)
Apr 23, 2012	22.43	22.85	22.17	22.77	590,160	+0.10(+0.42%)
Apr 20, 2012	22.93	22.96	22.51	22.67	516,086	-0.11(-0.50%)
Apr 19, 2012	22.75	22.88	22.54	22.79	333,172	+0.02(+0.08%)
Apr 18, 2012	22.93	23.01	22.71	22.77	355,262	-0.11(-0.50%)
Apr 17, 2012	22.61	22.96	22.61	22.88	239,957	+0.32(+1.43%)
Apr 16, 2012	22.55	22.59	22.34	22.56	330,060	+0.10(+0.43%)
Apr 13, 2012	22.73	22.79	22.45	22.46	212,560	-0.31(-1.35%)
Apr 12, 2012	22.58	22.88	22.58	22.77	218,007	+0.25(+1.13%)
Apr 11, 2012	22.35	22.58	22.29	22.52	252,993	+0.36(+1.62%)
Apr 10, 2012	22.32	22.32	22.03	22.16	283,412	-0.16(-0.71%)
Apr 09, 2012	22.41	22.45	22.30	22.31	314,927	-0.40(-1.77%)
Apr 05, 2012	22.66	22.84	22.66	22.72	252,098	-0.06(-0.27%)
Apr 04, 2012	22.45	22.87	22.36	22.78	486,559	-0.01(-0.04%)
Apr 03, 2012	22.83	23.25	22.59	22.79	559,541	+0.30(+1.32%)
Apr 02, 2012	22.04	22.77	21.99	22.49	333,082	+0.43(+1.94%)
Mar 30, 2012	22.43	22.43	22.06	22.06	334,605	-0.31(-1.37%)
Mar 29, 2012	22.57	22.57	22.30	22.37	158,349	-0.33(-1.47%)
Mar 28, 2012	22.69	22.77	22.53	22.70	172,106	+0.06(+0.27%)
Mar 27, 2012	22.66	22.84	22.64	22.64	101,475	-0.05(-0.23%)
Mar 26, 2012	22.57	22.88	22.53	22.69	166,165	+0.28(+1.25%)
Mar 23, 2012	22.14	22.43	22.14	22.41	119,847	+0.27(+1.23%)
Mar 22, 2012	22.34	22.38	22.10	22.14	231,905	-0.36(-1.59%)
Mar 21, 2012	22.55	22.59	22.31	22.50	118,346	+0.01(+0.04%)
Mar 20, 2012	22.51	22.70	22.37	22.49	112,506	-0.15(-0.66%)
Mar 19, 2012	22.45	22.75	22.45	22.64	126,043	+0.17(+0.78%)
Mar 16, 2012	22.50	22.64	22.31	22.46	335,061	-0.04(-0.19%)
Mar 15, 2012	22.31	22.53	22.14	22.51	166,481	+0.25(+1.14%)
Mar 14, 2012	21.98	22.33	21.98	22.25	238,840	+0.16(+0.71%)
Mar 13, 2012	21.82	22.10	21.71	22.10	338,744	+0.42(+1.94%)
Mar 12, 2012	21.59	21.73	21.55	21.68	398,783	+0.12(+0.57%)
Mar 09, 2012	21.53	21.84	21.50	21.55	244,386	+0.03(+0.12%)
Mar 08, 2012	21.75	21.75	21.45	21.53	272,167	-0.14(-0.65%)
Mar 07, 2012	21.82	21.84	21.64	21.67	180,854	-0.13(-0.60%)
Mar 06, 2012	21.68	21.90	21.68	21.80	457,456	-0.11(-0.48%)
Mar 05, 2012	21.75	22.01	21.75	21.90	443,623	+0.07(+0.32%)
Mar 02, 2012	21.95	22.09	21.77	21.83	266,877	-0.12(-0.56%)

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