Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2011	71.42	71.46	71.30	71.30	130,445	-0.11(-0.15%)
Mar 30, 2011	71.48	71.61	71.39	71.41	170,141	-0.06(-0.09%)
Mar 29, 2011	71.69	71.69	71.39	71.47	185,861	-0.12(-0.17%)
Mar 28, 2011	71.56	71.75	71.56	71.59	103,111	+0.03(+0.04%)
Mar 25, 2011	71.69	71.73	71.56	71.56	90,061	-0.03(-0.04%)
Mar 24, 2011	71.63	71.76	71.55	71.59	121,854	-0.10(-0.14%)
Mar 23, 2011	71.74	71.77	71.62	71.69	154,537	+0.10(+0.14%)
Mar 22, 2011	71.69	71.84	71.58	71.59	148,504	-0.27(-0.38%)
Mar 21, 2011	71.79	71.91	71.74	71.86	120,507	+0.00(+0.01%)
Mar 18, 2011	71.76	71.96	71.75	71.86	126,380	-0.02(-0.03%)
Mar 17, 2011	71.69	71.98	71.69	71.88	185,012	-0.09(-0.13%)
Mar 16, 2011	72.01	72.19	71.70	71.97	204,600	+0.26(+0.36%)
Mar 15, 2011	71.72	71.75	71.55	71.71	193,276	+0.16(+0.23%)
Mar 14, 2011	71.69	71.74	71.55	71.55	89,401	-0.07(-0.10%)
Mar 11, 2011	71.53	71.68	71.39	71.62	161,001	-0.09(-0.13%)
Mar 10, 2011	71.68	71.77	71.39	71.71	199,494	+0.06(+0.09%)
Mar 09, 2011	71.61	71.74	71.48	71.65	171,956	+0.15(+0.22%)
Mar 08, 2011	71.23	71.66	71.20	71.49	179,300	+0.28(+0.39%)
Mar 07, 2011	71.80	71.80	71.21	71.22	311,026	-0.46(-0.64%)
Mar 04, 2011	71.92	71.96	71.52	71.68	263,450	-0.24(-0.33%)
Mar 03, 2011	71.86	72.02	71.64	71.91	176,585	+0.08(+0.11%)
Mar 02, 2011	72.14	72.24	71.84	71.84	104,771	-0.19(-0.26%)
Mar 01, 2011	72.13	72.31	71.98	72.02	243,478	-0.14(-0.19%)
Feb 28, 2011	72.12	72.19	71.96	72.16	221,321	+0.21(+0.29%)
Feb 25, 2011	71.90	72.09	71.57	71.95	177,087	+0.12(+0.16%)
Feb 24, 2011	71.42	72.03	71.40	71.84	264,115	+0.36(+0.51%)
Feb 23, 2011	71.72	71.72	71.27	71.47	349,467	+0.20(+0.28%)
Feb 22, 2011	71.62	71.82	71.22	71.27	293,594	-0.34(-0.47%)
Feb 18, 2011	71.34	71.68	71.32	71.61	244,384	+0.14(+0.19%)
Feb 17, 2011	71.32	71.61	70.99	71.47	259,050	+0.42(+0.59%)
Feb 16, 2011	71.13	71.40	71.02	71.05	289,470	-0.14(-0.20%)
Feb 15, 2011	71.44	71.47	71.19	71.20	366,198	-0.10(-0.14%)
Feb 14, 2011	71.97	72.01	71.22	71.30	599,746	-0.74(-1.03%)
Feb 11, 2011	71.32	72.52	71.15	72.04	872,313	+1.14(+1.60%)
Feb 10, 2011	70.75	70.97	70.47	70.90	291,928	+0.29(+0.40%)
Feb 09, 2011	70.65	70.67	70.47	70.62	234,618	+0.20(+0.28%)
Feb 08, 2011	70.35	70.62	70.30	70.42	308,786	-0.03(-0.04%)
Feb 07, 2011	70.53	70.62	69.84	70.45	1,214,679	+0.04(+0.06%)
Feb 04, 2011	70.70	70.70	70.37	70.40	216,323	-0.17(-0.24%)
Feb 03, 2011	70.50	70.81	70.50	70.57	170,498	-0.09(-0.13%)
Feb 02, 2011	70.88	70.88	70.55	70.67	162,302	-0.22(-0.31%)
Feb 01, 2011	70.52	70.89	70.52	70.89	281,566	+0.35(+0.49%)
Jan 31, 2011	71.11	71.11	70.25	70.54	358,502	-0.38(-0.53%)
Jan 28, 2011	70.92	70.95	70.66	70.92	444,737	+0.14(+0.20%)
Jan 27, 2011	70.85	70.88	70.62	70.78	382,169	-0.09(-0.13%)
Jan 26, 2011	70.64	70.88	70.55	70.86	869,319	+0.52(+0.74%)
Jan 25, 2011	70.25	70.72	70.02	70.34	540,308	-0.08(-0.11%)
Jan 24, 2011	70.00	70.47	69.89	70.42	579,068	+0.35(+0.50%)
Jan 21, 2011	69.40	70.11	69.40	70.07	487,054	+0.61(+0.87%)
Jan 20, 2011	69.62	69.63	69.26	69.46	406,657	-0.03(-0.04%)
Jan 19, 2011	69.44	69.64	69.13	69.49	501,291	+0.11(+0.16%)
Jan 18, 2011	68.47	69.52	68.44	69.38	903,222	+0.79(+1.15%)
Jan 14, 2011	69.22	69.25	68.30	68.59	1,084,078	-0.75(-1.08%)
Jan 13, 2011	70.01	70.02	69.28	69.34	663,428	-0.81(-1.15%)
Jan 12, 2011	70.53	70.53	70.01	70.14	308,336	-0.43(-0.62%)
Jan 11, 2011	70.55	70.64	70.38	70.58	256,269	-0.01(-0.02%)
Jan 10, 2011	70.59	70.72	70.51	70.59	245,145	-0.11(-0.16%)
Jan 07, 2011	70.61	70.70	70.40	70.70	259,817	+0.06(+0.09%)
Jan 06, 2011	70.76	70.80	70.63	70.63	198,497	-0.20(-0.28%)
Jan 05, 2011	71.06	71.06	70.76	70.83	362,567	-0.32(-0.45%)
Jan 04, 2011	70.97	71.18	70.76	71.15	320,523	+0.21(+0.29%)

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