Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	20.79	20.79	20.65	20.75	1,042,428	-0.08(-0.37%)
Apr 27, 2012	20.81	20.86	20.71	20.83	601,113	+0.08(+0.40%)
Apr 26, 2012	20.59	20.76	20.56	20.75	567,235	+0.08(+0.38%)
Apr 25, 2012	20.67	20.69	20.56	20.67	291,801	+0.22(+1.09%)
Apr 24, 2012	20.40	20.52	20.40	20.45	732,725	+0.24(+1.21%)
Apr 23, 2012	20.15	20.21	20.04	20.20	614,693	-0.29(-1.43%)
Apr 20, 2012	20.46	20.54	20.44	20.50	435,580	+0.19(+0.93%)
Apr 19, 2012	20.37	20.46	20.19	20.31	534,963	-0.09(-0.43%)
Apr 18, 2012	20.28	20.44	20.26	20.40	306,125	+0.05(+0.25%)
Apr 17, 2012	20.28	20.39	20.18	20.35	424,851	+0.25(+1.24%)
Apr 16, 2012	20.14	20.20	19.99	20.10	1,479,552	+0.07(+0.33%)
Apr 13, 2012	20.21	20.21	20.00	20.03	534,759	-0.16(-0.77%)
Apr 12, 2012	19.98	20.23	19.94	20.19	2,284,739	+0.28(+1.39%)
Apr 11, 2012	20.03	20.03	19.89	19.91	502,103	+0.23(+1.18%)
Apr 10, 2012	19.95	20.01	19.63	19.68	904,233	-0.22(-1.09%)
Apr 09, 2012	19.85	20.01	19.78	19.89	499,104	-0.10(-0.50%)
Apr 05, 2012	20.03	20.10	19.97	19.99	452,227	-0.07(-0.36%)
Apr 04, 2012	20.04	20.11	19.95	20.06	1,794,854	-0.31(-1.53%)
Apr 03, 2012	20.54	20.56	20.26	20.38	683,343	-0.27(-1.29%)

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