Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2011	71.91	71.94	71.57	71.60	1,419,757	-0.18(-0.26%)
Mar 30, 2011	71.56	71.81	71.54	71.79	1,004,692	+0.25(+0.34%)
Mar 29, 2011	71.67	71.85	71.44	71.54	1,360,323	-0.21(-0.29%)
Mar 28, 2011	71.63	71.81	71.56	71.75	824,584	+0.02(+0.03%)
Mar 25, 2011	72.04	72.07	71.67	71.73	1,016,178	-0.19(-0.27%)
Mar 24, 2011	72.08	72.18	71.89	71.92	1,426,346	-0.37(-0.51%)
Mar 23, 2011	72.59	72.62	72.20	72.29	905,107	-0.09(-0.13%)
Mar 22, 2011	72.21	72.39	72.20	72.38	744,899	+0.04(+0.05%)
Mar 21, 2011	72.32	72.51	72.31	72.34	1,336,590	-0.38(-0.52%)
Mar 18, 2011	72.54	72.77	72.52	72.72	1,965,493	-0.05(-0.06%)
Mar 17, 2011	72.77	72.92	72.57	72.77	831,179	-0.37(-0.51%)
Mar 16, 2011	72.74	73.36	72.61	73.14	2,063,659	+0.76(+1.05%)
Mar 15, 2011	72.57	72.63	72.34	72.37	2,158,543	+0.26(+0.36%)
Mar 14, 2011	72.17	72.35	72.11	72.11	1,047,152	+0.16(+0.22%)
Mar 11, 2011	72.13	72.16	71.85	71.95	897,176	-0.17(-0.23%)
Mar 10, 2011	71.70	72.12	71.60	72.12	2,047,729	+0.61(+0.85%)
Mar 09, 2011	71.26	71.64	71.17	71.51	813,137	+0.42(+0.58%)
Mar 08, 2011	71.23	71.30	71.09	71.10	698,900	-0.17(-0.24%)
Mar 07, 2011	71.14	71.52	71.10	71.27	635,952	-0.18(-0.25%)
Mar 04, 2011	71.10	71.46	71.08	71.44	827,771	+0.51(+0.72%)
Mar 03, 2011	71.17	71.21	70.92	70.93	801,127	-0.48(-0.68%)
Mar 02, 2011	71.67	71.82	71.42	71.42	552,445	-0.38(-0.53%)

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