Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	80.67	80.86	80.59	80.70	4,087	+0.00(+0.00%)
May 23, 2011	80.92	80.92	80.70	80.70	1,700	+0.02(+0.03%)
May 20, 2011	80.52	80.69	80.50	80.68	24,484	-0.03(-0.04%)
May 19, 2011	80.45	80.71	80.27	80.71	17,356	+0.23(+0.28%)
May 18, 2011	80.73	80.73	80.48	80.48	6,537	-0.21(-0.26%)
May 17, 2011	80.70	80.90	80.69	80.69	1,054	+0.08(+0.10%)
May 16, 2011	80.71	80.71	80.61	80.61	289	+0.15(+0.18%)
May 13, 2011	80.37	80.59	80.37	80.46	1,258	+0.20(+0.24%)
May 12, 2011	80.43	80.52	80.27	80.27	6,039	-0.20(-0.24%)
May 11, 2011	80.23	80.54	80.23	80.46	1,214	+0.25(+0.31%)
May 10, 2011	80.59	80.61	80.22	80.22	4,418	-0.24(-0.30%)
May 09, 2011	80.56	80.58	80.46	80.46	1,246	+0.04(+0.05%)
May 06, 2011	80.38	80.57	80.38	80.42	3,183	-0.02(-0.02%)
May 05, 2011	80.43	80.45	80.25	80.43	3,002	+0.31(+0.39%)
May 04, 2011	80.17	80.23	80.12	80.12	4,898	+0.05(+0.07%)
May 03, 2011	80.25	80.25	80.02	80.07	1,178	-0.05(-0.07%)

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