xper,xns,xew,xco
0.100000001 , 0.636804521 , 0.501876891 , 892.650024
0.200000003 , 8.34360570E-02 , 9.97853577E-02 , 1031.25000
0.300000012 , 9.29614305E-02 , 7.75419250E-02 , 1031.25000
0.500000000 , 1.67233124E-02 , 1.14638209E-02 , 1031.25000
1.00000000 , 7.61708152E-03 , 4.23279125E-03 , 562.650024
2.00000000 , 3.74166062E-03 , 4.28753439E-03 , 281.325012
3.00000000 , 4.01544617E-03 , 3.95715749E-03 , 187.688004