xper,xns,xew,xco
0.100000001 , 0.785726070 , 0.500235140 , 892.650024
0.200000003 , 0.197797373 , 0.186189339 , 1031.25000
0.300000012 , 0.118334472 , 8.44085589E-02 , 1031.25000
0.500000000 , 5.95337003E-02 , 5.03804386E-02 , 1031.25000
1.00000000 , 3.60084884E-02 , 2.36759372E-02 , 562.650024
2.00000000 , 2.55366154E-02 , 1.83714535E-02 , 281.325012
3.00000000 , 1.80706959E-02 , 1.26782954E-02 , 187.688004