xper,xns,xew,xco
0.100000001 , 0.407811522 , 0.673819304 , 892.650024
0.200000003 , 0.117559634 , 0.187779501 , 1031.25000
0.300000012 , 7.12182373E-02 , 9.21261758E-02 , 1031.25000
0.500000000 , 2.70738769E-02 , 3.53548266E-02 , 1031.25000
1.00000000 , 6.68659806E-03 , 4.11907025E-03 , 562.650024
2.00000000 , 2.01428286E-03 , 1.38599460E-03 , 281.325012
3.00000000 , 1.18278770E-03 , 1.32991408E-03 , 187.688004