xper,xns,xew,xco
0.100000001 , 0.451016486 , 0.799086094 , 892.650024
0.200000003 , 0.546495795 , 0.447167188 , 1031.25000
0.300000012 , 0.754960001 , 0.708664715 , 1031.25000
0.500000000 , 1.36967146 , 0.925839186 , 1031.25000
1.00000000 , 0.509812355 , 0.262596428 , 562.650024
2.00000000 , 0.115397401 , 0.114606664 , 281.325012
3.00000000 , 4.97561321E-02 , 7.29669780E-02 , 187.688004