Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	69.01	69.07	68.47	68.55	336,263	-0.63(-0.92%)
Apr 27, 2012	69.21	69.39	68.82	69.19	115,999	-0.01(-0.01%)
Apr 26, 2012	68.81	69.38	68.75	69.20	264,894	+0.50(+0.72%)
Apr 25, 2012	68.34	68.80	68.30	68.70	333,360	+2.07(+3.11%)
Apr 24, 2012	66.96	67.15	66.32	66.62	210,667	-0.47(-0.70%)
Apr 23, 2012	66.97	67.16	66.40	67.10	642,057	-0.53(-0.78%)
Apr 20, 2012	68.42	68.58	67.56	67.62	87,131	-0.45(-0.67%)
Apr 19, 2012	68.73	69.40	67.67	68.07	201,223	-1.05(-1.52%)
Apr 18, 2012	69.27	69.50	68.91	69.12	161,067	-0.53(-0.77%)
Apr 17, 2012	68.35	69.80	68.34	69.66	106,180	+1.60(+2.36%)
Apr 16, 2012	69.25	69.30	67.89	68.06	213,076	-0.76(-1.11%)
Apr 13, 2012	69.82	69.82	68.82	68.82	121,365	-1.21(-1.73%)
Apr 12, 2012	69.20	70.11	69.20	70.03	185,767	+0.95(+1.38%)
Apr 11, 2012	69.37	69.52	68.95	69.08	141,174	+0.34(+0.50%)
Apr 10, 2012	69.78	70.12	68.62	68.73	233,105	-1.02(-1.47%)
Apr 09, 2012	69.33	70.08	69.26	69.76	233,705	-0.46(-0.66%)
Apr 05, 2012	69.88	70.34	69.78	70.22	167,498	+0.20(+0.28%)
Apr 04, 2012	70.47	70.48	69.62	70.02	173,676	-1.07(-1.50%)
Apr 03, 2012	71.32	71.51	70.69	71.09	265,624	-0.10(-0.14%)
Apr 02, 2012	70.32	71.27	70.19	71.19	392,376	+0.73(+1.04%)
Mar 30, 2012	70.96	70.97	70.11	70.45	177,727	-0.21(-0.29%)
Mar 29, 2012	70.43	70.76	70.12	70.66	497,637	-0.13(-0.18%)
Mar 28, 2012	71.00	71.33	70.36	70.79	783,940	-0.16(-0.23%)
Mar 27, 2012	70.97	71.29	70.93	70.95	251,401	+0.05(+0.06%)
Mar 26, 2012	70.20	70.91	70.13	70.91	130,526	+1.13(+1.62%)
Mar 23, 2012	69.76	69.85	69.35	69.77	72,871	+0.05(+0.06%)
Mar 22, 2012	69.56	69.95	69.45	69.73	200,796	-0.28(-0.40%)
Mar 21, 2012	70.01	70.39	69.89	70.01	169,384	-0.01(-0.01%)
Mar 20, 2012	69.70	70.09	69.38	70.02	329,742	-0.03(-0.04%)
Mar 19, 2012	69.68	70.19	69.41	70.05	354,999	+0.55(+0.79%)
Mar 16, 2012	69.68	69.71	69.32	69.49	134,967	-0.08(-0.12%)
Mar 15, 2012	69.51	69.72	69.23	69.58	199,768	+0.27(+0.39%)
Mar 14, 2012	68.97	69.59	68.78	69.31	351,557	+0.37(+0.54%)
Mar 13, 2012	67.91	68.93	67.91	68.93	206,366	+1.42(+2.10%)
Mar 12, 2012	67.45	67.57	67.21	67.51	97,321	+0.09(+0.13%)
Mar 09, 2012	67.27	67.57	67.26	67.42	84,227	+0.30(+0.44%)
Mar 08, 2012	66.85	67.28	66.64	67.12	95,980	+0.71(+1.08%)
Mar 07, 2012	66.20	66.57	66.12	66.41	488,453	+0.52(+0.80%)
Mar 06, 2012	65.91	65.99	65.46	65.89	219,673	-0.71(-1.07%)
Mar 05, 2012	67.34	67.34	66.32	66.60	223,127	-0.75(-1.11%)
Mar 02, 2012	67.36	67.73	67.18	67.35	224,773	-0.18(-0.27%)
Mar 01, 2012	67.41	67.66	67.13	67.53	315,427	+0.46(+0.69%)
Feb 29, 2012	67.56	67.82	66.84	67.07	150,577	-0.35(-0.52%)
Feb 28, 2012	66.98	67.47	66.90	67.42	318,876	+0.52(+0.78%)
Feb 27, 2012	66.45	67.16	66.08	66.90	604,423	+0.11(+0.16%)
Feb 24, 2012	66.70	66.93	66.60	66.79	129,385	+0.31(+0.47%)
Feb 23, 2012	66.16	66.57	65.71	66.48	142,629	+0.29(+0.43%)
Feb 22, 2012	66.37	66.63	66.09	66.19	222,608	-0.33(-0.49%)
Feb 21, 2012	66.34	66.81	66.06	66.52	481,733	+0.25(+0.38%)
Feb 17, 2012	66.66	66.66	66.09	66.27	74,304	-0.15(-0.22%)
Feb 16, 2012	65.30	66.50	65.23	66.41	81,824	+1.03(+1.58%)
Feb 15, 2012	66.00	66.52	65.22	65.38	215,637	-0.35(-0.54%)
Feb 14, 2012	65.38	65.75	65.17	65.73	322,862	+0.24(+0.36%)
Feb 13, 2012	65.64	65.69	65.14	65.50	134,182	+0.39(+0.60%)
Feb 10, 2012	65.17	65.30	64.91	65.11	259,758	-0.58(-0.88%)
Feb 09, 2012	65.28	65.76	65.09	65.69	146,255	+0.60(+0.92%)
Feb 08, 2012	64.63	65.09	64.50	65.09	172,308	+0.56(+0.87%)
Feb 07, 2012	64.20	64.67	64.02	64.53	172,405	+0.20(+0.31%)
Feb 06, 2012	64.07	64.33	63.89	64.33	101,414	+0.06(+0.10%)
Feb 03, 2012	63.98	64.41	63.84	64.27	132,470	+0.87(+1.37%)
Feb 02, 2012	63.49	63.68	63.24	63.40	185,906	+0.16(+0.26%)

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