xper,xns,xew,xco
0.100000001 , 0.602297127 , 0.614906907 , 892.650024
0.200000003 , 0.160712570 , 0.163281053 , 1031.25000
0.300000012 , 9.22993869E-02 , 8.15504491E-02 , 1031.25000
0.500000000 , 4.12124358E-02 , 5.29583730E-02 , 1031.25000
1.00000000 , 2.73648128E-02 , 2.87170783E-02 , 562.650024
2.00000000 , 2.43495833E-02 , 1.80310290E-02 , 281.325012
3.00000000 , 1.59963947E-02 , 2.11700574E-02 , 187.688004