xper,xns,xew,xco
0.100000001 , 0.719841897 , 0.398710549 , 1083.50000
0.200000003 , 0.330824614 , 0.437698007 , 1250.00000
0.300000012 , 0.210600793 , 0.402507365 , 1250.00000
0.500000000 , 6.98514730E-02 , 0.174997911 , 1250.00000
1.00000000 , 2.09453832E-02 , 2.04000380E-02 , 700.000000
2.00000000 , 1.41805382E-02 , 8.64648912E-03 , 350.000000
3.00000000 , 7.45741511E-03 , 5.58045879E-03 , 233.500000