xper,xns,xew,xco
0.100000001 , 0.342624635 , 0.479936808 , 892.650024
0.200000003 , 0.158904195 , 9.73004028E-02 , 1031.25000
0.300000012 , 3.64304706E-02 , 2.90461536E-02 , 1031.25000
0.500000000 , 7.34615047E-03 , 6.57267822E-03 , 1031.25000
1.00000000 , 4.53623105E-03 , 2.91233789E-03 , 562.650024
2.00000000 , 2.04347982E-03 , 1.97193190E-03 , 281.325012
3.00000000 , 2.08533183E-03 , 1.21403125E-03 , 187.688004