xper,xns,xew,xco
0.100000001 , 0.182407811 , 0.231216043 , 892.650024
0.200000003 , 3.12000420E-02 , 5.29897250E-02 , 1031.25000
0.300000012 , 1.53989345E-02 , 1.79026648E-02 , 1031.25000
0.500000000 , 4.83926246E-03 , 5.88405831E-03 , 1031.25000
1.00000000 , 1.16780074E-03 , 1.71533914E-03 , 562.650024
2.00000000 , 8.96737329E-04 , 1.44914258E-03 , 281.325012
3.00000000 , 8.44894559E-04 , 1.37617008E-03 , 187.688004