Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	22.20	22.46	22.13	22.26	14,306,304	+0.17(+0.77%)
May 23, 2011	22.15	22.18	21.90	22.09	15,685,402	-0.49(-2.16%)
May 20, 2011	22.47	22.62	22.20	22.57	26,245,332	+0.56(+2.53%)
May 19, 2011	22.01	22.11	21.84	22.02	15,285,232	+0.31(+1.43%)
May 18, 2011	21.45	21.73	21.38	21.70	12,134,697	+0.24(+1.10%)
May 17, 2011	21.47	21.54	21.24	21.47	14,436,406	+0.17(+0.80%)
May 16, 2011	21.44	21.62	21.20	21.30	23,015,860	-0.24(-1.09%)
May 13, 2011	21.79	21.87	21.44	21.53	17,734,654	-0.33(-1.49%)
May 12, 2011	21.75	22.00	21.57	21.86	14,796,156	-0.19(-0.86%)
May 11, 2011	22.43	22.43	21.95	22.05	12,638,890	-0.30(-1.35%)
May 10, 2011	22.18	22.36	22.11	22.35	11,877,161	+0.05(+0.25%)
May 09, 2011	22.12	22.36	22.05	22.30	14,899,173	+0.29(+1.33%)
May 06, 2011	21.63	22.38	21.62	22.00	34,212,828	+0.40(+1.84%)
May 05, 2011	21.86	21.95	21.49	21.61	22,241,708	-0.45(-2.03%)
May 04, 2011	22.35	22.36	22.01	22.05	21,291,254	-0.21(-0.94%)
May 03, 2011	22.60	22.66	22.08	22.26	24,532,262	-0.56(-2.44%)

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