xper,xns,xew,xco
0.100000001 , 2.25424051 , 1.47399342 , 1083.50000
0.200000003 , 4.78782129 , 3.51144719 , 1250.00000
0.300000012 , 5.33914757 , 4.68788671 , 1250.00000
0.500000000 , 3.52030349 , 2.51588869 , 1250.00000
1.00000000 , 0.432262599 , 0.467742443 , 700.000000
2.00000000 , 0.170036539 , 9.13117677E-02 , 350.000000
3.00000000 , 9.19078887E-02 , 3.68753597E-02 , 233.500000