xper,xns,xew,xco
0.100000001 , 0.719827294 , 0.398710132 , 1083.50000
0.200000003 , 0.330832362 , 0.437697589 , 1250.00000
0.300000012 , 0.210615978 , 0.402507007 , 1250.00000
0.500000000 , 6.98236004E-02 , 0.174997538 , 1250.00000
1.00000000 , 2.09232047E-02 , 2.03998443E-02 , 700.000000
2.00000000 , 1.41574964E-02 , 8.64597131E-03 , 350.000000
3.00000000 , 7.43523799E-03 , 5.58138452E-03 , 233.500000