17.57->13.70 62%=16.09(16.75),138%=12.22(12.22)16.75->12.22 50%=14.49(14.26) 200%= 7.69 162%=9.42 12.22->8.53 38%re bounce=9.94(9.41) 138%=7.12 10.5-8.53的138% is7.78