xper,xns,xew,xco
0.100000001 , 0.520648122 , 0.316013992 , 892.650024
0.200000003 , 0.540054679 , 0.314918429 , 1031.25000
0.300000012 , 0.591997445 , 0.555306911 , 1031.25000
0.500000000 , 0.926114500 , 0.706138849 , 1031.25000
1.00000000 , 0.688401103 , 0.703582108 , 562.650024
2.00000000 , 0.385610074 , 0.200169787 , 281.325012
3.00000000 , 0.179346651 , 8.54173005E-02 , 187.688004