xper,xns,xew,xco
0.100000001 , 1.91707337 , 2.20212460 , 973.799988
0.200000003 , 0.827206373 , 1.44831002 , 1125.00000
0.300000012 , 0.911637604 , 0.789635956 , 1125.00000
0.500000000 , 0.302439481 , 0.216006160 , 1125.00000
1.00000000 , 3.52578163E-02 , 3.33814472E-02 , 675.000000
2.00000000 , 8.06047767E-03 , 6.92739757E-03 , 337.500000
3.00000000 , 3.54893645E-03 , 3.43956822E-03 , 225.000000