xper,xns,xew,xco
0.100000001 , 0.814642429 , 1.27928352 , 892.650024
0.200000003 , 1.32327628 , 0.914725065 , 1031.25000
0.300000012 , 1.39866626 , 0.862749696 , 1031.25000
0.500000000 , 0.795692265 , 0.492641747 , 1031.25000
1.00000000 , 0.119297922 , 0.115645409 , 562.650024
2.00000000 , 2.49809176E-02 , 1.87330563E-02 , 281.325012
3.00000000 , 9.06297099E-03 , 7.09641073E-03 , 187.688004