xper,xns,xew,xco
0.100000001 , 0.750142276 , 0.767336845 , 892.650024
0.200000003 , 0.145348012 , 0.157581463 , 1031.25000
0.300000012 , 9.51338708E-02 , 7.59985074E-02 , 1031.25000
0.500000000 , 4.24895994E-02 , 4.28261906E-02 , 1031.25000
1.00000000 , 3.04585658E-02 , 3.31453197E-02 , 562.650024
2.00000000 , 1.69436578E-02 , 2.04693954E-02 , 281.325012
3.00000000 , 1.88890714E-02 , 1.81670040E-02 , 187.688004