xper,xns,xew,xco
0.100000001 , 9.02027264E-02 , 0.248440161 , 892.650024
0.200000003 , 5.79006635E-02 , 8.72345716E-02 , 1031.25000
0.300000012 , 5.01274429E-02 , 8.49967897E-02 , 1031.25000
0.500000000 , 1.89596880E-02 , 1.90429855E-02 , 1031.25000
1.00000000 , 2.36491952E-03 , 2.52801063E-03 , 562.650024
2.00000000 , 7.14529597E-04 , 9.62741207E-04 , 281.325012
3.00000000 , 7.08275184E-04 , 6.60949270E-04 , 187.688004