xper,xns,xew,xco
0.100000001 , 9.92386723 , 12.4084415 , 1083.50000
0.200000003 , 15.3741903 , 17.0121269 , 1250.00000
0.300000012 , 12.0459404 , 11.2097311 , 1250.00000
0.500000000 , 5.86008072 , 14.5147591 , 1250.00000
1.00000000 , 0.609165847 , 1.74419892 , 700.000000
2.00000000 , 0.150256991 , 0.316527545 , 350.000000
3.00000000 , 5.41157573E-02 , 0.119017243 , 233.500000