Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2013	20.27	20.34	20.20	20.33	41,631	+0.02(+0.11%)
Apr 29, 2013	20.24	20.40	20.24	20.30	1,145,767	+0.10(+0.49%)
Apr 26, 2013	20.30	20.32	20.15	20.21	33,535	-0.11(-0.56%)
Apr 25, 2013	20.27	20.42	20.27	20.32	27,689	+0.09(+0.45%)
Apr 24, 2013	19.99	20.23	19.99	20.23	113,805	+0.22(+1.10%)
Apr 23, 2013	19.83	20.01	19.81	20.01	27,327	+0.27(+1.38%)
Apr 22, 2013	19.80	19.80	19.58	19.74	95,860	-0.03(-0.15%)
Apr 19, 2013	19.64	19.77	19.57	19.77	27,900	+0.27(+1.38%)
Apr 18, 2013	19.66	19.66	19.41	19.50	53,331	-0.13(-0.67%)
Apr 17, 2013	19.77	19.80	19.50	19.63	122,455	-0.24(-1.18%)
Apr 16, 2013	19.93	19.93	19.72	19.86	80,865	+0.05(+0.27%)
Apr 15, 2013	20.32	20.33	19.81	19.81	168,389	-0.53(-2.61%)
Apr 12, 2013	20.43	20.45	20.27	20.34	15,448	-0.25(-1.22%)
Apr 11, 2013	20.62	20.66	20.49	20.59	38,761	-0.01(-0.04%)
Apr 10, 2013	20.35	20.61	20.35	20.60	26,073	+0.27(+1.34%)
Apr 09, 2013	20.26	20.41	20.21	20.33	37,160	+0.11(+0.53%)
Apr 08, 2013	20.05	20.22	19.92	20.22	21,337	+0.19(+0.95%)
Apr 05, 2013	19.77	20.04	19.77	20.03	233,505	-0.08(-0.42%)
Apr 04, 2013	20.03	20.15	20.01	20.11	20,579	+0.07(+0.34%)
Apr 03, 2013	20.32	20.35	19.93	20.05	26,705	-0.27(-1.31%)
Apr 02, 2013	20.45	20.46	20.27	20.31	74,233	-0.07(-0.36%)
Apr 01, 2013	20.56	20.58	20.32	20.38	103,401	-0.21(-1.01%)
Mar 28, 2013	20.52	20.59	20.49	20.59	26,642	+0.04(+0.18%)
Mar 27, 2013	20.53	20.57	20.38	20.56	28,724	-0.01(-0.04%)
Mar 26, 2013	20.53	20.58	20.48	20.56	73,837	+0.11(+0.56%)
Mar 25, 2013	20.59	20.59	20.37	20.45	59,170	+0.02(+0.10%)
Mar 22, 2013	20.44	20.48	20.40	20.43	24,247	+0.00(+0.00%)
Mar 21, 2013	20.53	20.55	20.39	20.43	90,187	-0.17(-0.81%)
Mar 20, 2013	20.56	20.65	20.56	20.59	34,837	+0.09(+0.44%)
Mar 19, 2013	20.57	20.58	20.38	20.50	570,494	+0.01(+0.04%)
Mar 18, 2013	20.57	20.58	20.44	20.50	148,194	-0.15(-0.73%)
Mar 15, 2013	20.62	20.66	20.53	20.65	30,355	+0.03(+0.15%)
Mar 14, 2013	20.62	20.62	20.52	20.62	48,249	+0.08(+0.40%)
Mar 13, 2013	20.44	20.55	20.40	20.53	47,536	+0.08(+0.41%)
Mar 12, 2013	20.54	20.56	20.40	20.45	99,446	-0.09(-0.44%)
Mar 11, 2013	20.53	20.57	20.43	20.54	131,815	+0.12(+0.59%)
Mar 08, 2013	20.50	20.56	20.31	20.42	132,635	+0.09(+0.45%)
Mar 07, 2013	20.19	20.34	20.15	20.33	123,968	+0.25(+1.24%)
Mar 06, 2013	20.11	20.12	20.00	20.08	40,688	+0.06(+0.31%)
Mar 05, 2013	20.16	20.27	19.99	20.02	36,713	-0.05(-0.26%)
Mar 04, 2013	19.96	20.07	19.84	20.07	86,276	+0.20(+1.03%)
Mar 01, 2013	19.76	19.92	19.61	19.87	33,559	+0.07(+0.34%)
Feb 28, 2013	19.76	19.94	19.74	19.80	56,935	+0.01(+0.04%)
Feb 27, 2013	19.54	19.81	19.54	19.79	60,188	+0.18(+0.93%)
Feb 26, 2013	19.53	19.61	19.39	19.61	63,803	-0.31(-1.56%)
Feb 22, 2013	19.81	19.92	19.76	19.92	23,118	+0.23(+1.18%)
Feb 21, 2013	19.83	19.86	19.66	19.69	156,710	-0.15(-0.75%)
Feb 20, 2013	20.07	20.07	19.83	19.84	34,895	-0.24(-1.21%)
Feb 19, 2013	20.08	20.11	20.01	20.08	76,339	+0.07(+0.34%)
Feb 15, 2013	20.04	20.09	19.96	20.01	42,541	-0.07(-0.34%)
Feb 14, 2013	20.03	20.12	20.00	20.08	46,074	+0.00(+0.00%)
Feb 13, 2013	20.22	20.22	20.03	20.08	76,060	-0.14(-0.67%)
Feb 12, 2013	20.14	20.22	20.06	20.22	57,173	+0.15(+0.75%)
Feb 11, 2013	19.97	20.09	19.97	20.06	52,056	+0.08(+0.42%)
Feb 08, 2013	19.95	19.98	19.90	19.98	29,929	+0.08(+0.42%)
Feb 07, 2013	19.92	19.94	19.77	19.90	43,516	-0.02(-0.08%)
Feb 06, 2013	19.75	19.91	19.75	19.91	23,939	+0.32(+1.62%)
Feb 04, 2013	19.75	19.75	19.59	19.60	57,742	-0.26(-1.33%)

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