xper,xns,xew,xco
0.100000001 , 0.920360386 , 1.26867163 , 892.650024
0.200000003 , 1.50168133 , 1.67894471 , 1031.25000
0.300000012 , 2.21554112 , 1.92104721 , 1031.25000
0.500000000 , 2.51318598 , 3.23057556 , 1031.25000
1.00000000 , 0.529172421 , 1.53779614 , 562.650024
2.00000000 , 8.18516612E-02 , 0.164000437 , 281.325012
3.00000000 , 3.38064916E-02 , 5.43744266E-02 , 187.688004