Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2013	20.95	21.00	20.81	20.90	211,144	-0.09(-0.42%)
Apr 29, 2013	20.90	21.03	20.87	20.99	170,031	+0.14(+0.67%)
Apr 26, 2013	20.93	20.98	20.65	20.85	167,337	-0.13(-0.63%)
Apr 25, 2013	21.12	21.31	20.91	20.98	162,443	-0.01(-0.07%)
Apr 24, 2013	20.73	21.03	20.44	21.00	306,771	-0.15(-0.72%)
Apr 23, 2013	20.84	21.16	20.75	21.15	226,854	+0.42(+2.04%)
Apr 22, 2013	20.76	20.78	20.41	20.73	143,802	-0.03(-0.14%)
Apr 19, 2013	20.57	20.77	20.46	20.76	114,384	+0.20(+0.96%)
Apr 18, 2013	20.61	20.64	20.39	20.56	147,447	+0.03(+0.14%)
Apr 17, 2013	20.65	20.68	20.24	20.53	216,351	-0.25(-1.19%)
Apr 16, 2013	20.76	20.82	20.54	20.78	180,344	+0.28(+1.35%)
Apr 15, 2013	21.04	21.11	20.49	20.50	243,679	-0.66(-3.14%)
Apr 12, 2013	21.20	21.22	21.01	21.16	162,541	-0.13(-0.62%)
Apr 11, 2013	21.66	21.67	21.27	21.30	195,999	-0.31(-1.45%)
Apr 10, 2013	21.37	21.65	21.33	21.61	191,323	+0.34(+1.61%)
Apr 09, 2013	21.40	21.40	21.23	21.27	194,819	-0.09(-0.44%)
Apr 08, 2013	21.19	21.37	21.09	21.36	186,031	+0.19(+0.90%)
Apr 05, 2013	20.86	21.19	20.85	21.17	151,141	-0.01(-0.03%)
Apr 04, 2013	20.94	21.19	20.84	21.18	167,207	+0.31(+1.50%)
Apr 03, 2013	21.24	21.24	20.85	20.86	169,071	-0.29(-1.38%)
Apr 02, 2013	21.48	21.50	21.14	21.16	156,679	-0.15(-0.72%)
Apr 01, 2013	21.65	21.65	21.08	21.31	261,638	-0.31(-1.45%)
Mar 28, 2013	21.72	21.75	21.49	21.62	214,507	+0.00(+0.00%)
Mar 27, 2013	21.64	21.78	21.57	21.62	180,061	-0.18(-0.84%)
Mar 26, 2013	21.80	21.81	21.59	21.81	198,339	+0.12(+0.54%)
Mar 25, 2013	21.70	21.79	21.52	21.69	132,964	+0.06(+0.27%)
Mar 22, 2013	21.59	21.71	21.55	21.63	158,139	+0.04(+0.17%)
Mar 21, 2013	21.75	21.86	21.51	21.59	288,173	-0.24(-1.10%)
Mar 20, 2013	21.83	21.86	21.70	21.84	145,891	+0.09(+0.44%)
Mar 19, 2013	21.57	21.76	21.53	21.74	207,229	+0.18(+0.85%)
Mar 18, 2013	21.46	21.69	21.40	21.56	329,668	-0.12(-0.54%)
Mar 15, 2013	21.57	21.70	21.54	21.67	617,093	+0.14(+0.64%)
Mar 14, 2013	21.28	21.55	21.24	21.54	223,982	+0.26(+1.20%)
Mar 13, 2013	21.17	21.38	21.02	21.28	349,126	+0.24(+1.14%)
Mar 12, 2013	20.98	21.08	20.89	21.04	259,550	+0.01(+0.03%)
Mar 11, 2013	21.10	21.13	20.99	21.03	207,530	-0.11(-0.51%)
Mar 08, 2013	21.34	21.34	21.00	21.14	267,312	-0.04(-0.17%)
Mar 07, 2013	21.18	21.18	21.00	21.18	130,081	+0.10(+0.48%)
Mar 06, 2013	21.03	21.08	20.92	21.08	106,537	+0.16(+0.76%)
Mar 05, 2013	20.97	21.07	20.87	20.92	266,218	+0.08(+0.38%)
Mar 04, 2013	20.83	20.90	20.68	20.84	255,520	-0.01(-0.07%)
Mar 01, 2013	20.71	20.90	20.51	20.85	158,433	-0.02(-0.10%)
Feb 28, 2013	20.80	20.90	20.70	20.87	197,833	+0.09(+0.42%)
Feb 27, 2013	20.64	20.91	20.56	20.79	138,171	+0.09(+0.45%)
Feb 26, 2013	20.63	20.81	20.39	20.69	225,042	+0.22(+1.06%)
Feb 25, 2013	21.06	21.07	20.43	20.48	196,000	-0.48(-2.31%)
Feb 22, 2013	20.87	20.97	20.77	20.96	139,100	+0.25(+1.19%)
Feb 21, 2013	20.82	21.06	20.61	20.71	220,457	-0.11(-0.52%)
Feb 20, 2013	21.16	21.19	20.82	20.82	287,132	-0.35(-1.67%)
Feb 19, 2013	21.00	21.18	20.92	21.18	395,009	+0.20(+0.96%)
Feb 15, 2013	20.91	21.07	20.65	20.97	372,310	+0.16(+0.76%)
Feb 14, 2013	20.89	21.03	20.70	20.82	178,898	-0.15(-0.72%)
Feb 13, 2013	21.19	21.19	20.81	20.97	315,497	-0.14(-0.68%)
Feb 12, 2013	20.99	21.14	20.96	21.11	131,767	+0.17(+0.83%)
Feb 11, 2013	20.96	20.96	20.76	20.94	152,695	+0.03(+0.14%)
Feb 08, 2013	20.94	21.03	20.82	20.91	135,571	+0.06(+0.28%)
Feb 07, 2013	20.94	20.94	20.69	20.85	185,435	-0.04(-0.17%)
Feb 06, 2013	20.65	20.90	20.61	20.89	220,134	+0.28(+1.37%)
Feb 04, 2013	20.76	20.78	20.56	20.61	301,310	-0.24(-1.14%)

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