xper,xns,xew,xco
0.100000001 , 0.588201046 , 1.05993354 , 892.650024
0.200000003 , 0.176899701 , 0.175461382 , 1031.25000
0.300000012 , 6.75910637E-02 , 5.12093343E-02 , 1031.25000
0.500000000 , 1.36856074E-02 , 1.37775214E-02 , 1031.25000
1.00000000 , 3.57846101E-03 , 4.18734131E-03 , 562.650024
2.00000000 , 1.95704401E-03 , 1.75203755E-03 , 281.325012
3.00000000 , 1.60584657E-03 , 1.88899343E-03 , 187.688004