xper,xns,xew,xco
0.100000001 , 0.187694639 , 0.158692032 , 892.650024
0.200000003 , 0.124423690 , 0.113341801 , 1031.25000
0.300000012 , 3.31836380E-02 , 2.48364378E-02 , 1031.25000
0.500000000 , 9.26441327E-03 , 6.67355768E-03 , 1031.25000
1.00000000 , 1.69810245E-03 , 1.86817162E-03 , 562.650024
2.00000000 , 1.29355548E-03 , 9.98003641E-04 , 281.325012
3.00000000 , 1.09274557E-03 , 9.43348859E-04 , 187.688004