Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	73.90	74.35	73.90	74.35	685	+1.15(+1.57%)
May 23, 2011	73.71	73.71	73.20	73.20	632	-1.80(-2.40%)
May 20, 2011	75.90	75.90	75.00	75.00	19,776	-1.70(-2.22%)
May 19, 2011	76.48	76.70	76.48	76.70	1,044	+0.94(+1.24%)
May 18, 2011	75.70	75.80	75.70	75.76	674	+0.29(+0.38%)
May 17, 2011	75.22	75.58	75.15	75.47	5,645	+0.61(+0.81%)
May 16, 2011	75.55	75.55	74.86	74.86	2,002	-1.04(-1.37%)
May 13, 2011	75.90	75.90	75.90	75.90	856	-0.55(-0.72%)
May 12, 2011	75.78	76.65	75.78	76.45	1,544	+1.00(+1.33%)
May 11, 2011	76.80	76.80	75.25	75.45	14,788	-1.30(-1.69%)
May 10, 2011	75.95	76.75	75.95	76.75	6,100	+1.35(+1.79%)
May 09, 2011	75.35	75.80	75.35	75.40	6,731	-0.15(-0.20%)
May 06, 2011	76.30	76.30	74.85	75.55	7,089	+0.20(+0.27%)
May 05, 2011	76.78	76.78	75.35	75.35	2,971	-1.35(-1.76%)
May 04, 2011	76.70	77.25	76.70	76.70	892	-1.30(-1.67%)
May 03, 2011	77.12	78.35	77.12	78.00	2,283	-0.55(-0.70%)

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