Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2013	84.01	84.08	83.93	83.97	2,461,452	-0.02(-0.02%)
Apr 29, 2013	83.93	83.99	83.92	83.99	1,154,744	+0.05(+0.06%)
Apr 26, 2013	83.84	83.96	83.76	83.93	901,168	+0.17(+0.21%)
Apr 25, 2013	83.77	83.79	83.72	83.76	1,127,275	-0.04(-0.04%)
Apr 24, 2013	83.77	83.85	83.76	83.80	988,099	-0.02(-0.02%)
Apr 23, 2013	83.90	83.95	83.78	83.81	993,432	-0.04(-0.04%)
Apr 22, 2013	83.77	83.85	83.75	83.85	1,479,445	+0.11(+0.13%)
Apr 19, 2013	83.75	83.77	83.71	83.74	496,157	+0.01(+0.01%)
Apr 18, 2013	83.78	83.83	83.72	83.74	1,532,570	-0.02(-0.02%)
Apr 17, 2013	83.71	83.90	83.71	83.75	1,432,469	+0.00(+0.00%)
Apr 16, 2013	83.73	83.77	83.68	83.75	787,626	+0.00(+0.00%)
Apr 15, 2013	83.68	83.78	83.66	83.75	2,021,203	+0.04(+0.04%)
Apr 12, 2013	83.58	83.72	83.54	83.71	1,160,439	+0.27(+0.32%)
Apr 11, 2013	83.44	83.50	83.43	83.44	1,377,895	+0.02(+0.02%)
Apr 10, 2013	83.49	83.50	83.39	83.43	1,702,325	-0.17(-0.21%)
Apr 09, 2013	83.64	83.66	83.53	83.60	1,708,902	+0.03(+0.04%)
Apr 08, 2013	83.70	83.74	83.57	83.57	1,364,137	-0.14(-0.17%)
Apr 05, 2013	83.69	83.76	83.65	83.71	1,346,618	+0.24(+0.29%)
Apr 04, 2013	83.35	83.47	83.35	83.47	1,678,710	+0.23(+0.28%)
Apr 03, 2013	83.22	83.33	83.18	83.24	1,674,020	+0.09(+0.11%)
Apr 02, 2013	83.20	83.20	83.12	83.15	1,162,577	-0.09(-0.11%)

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