xper,xns,xew,xco
0.100000001 , 1.00279260 , 0.657903731 , 1190.19995
0.200000003 , 0.323065192 , 0.307503521 , 1375.00000
0.300000012 , 0.458566070 , 0.394734919 , 1375.00000
0.500000000 , 0.108386904 , 5.49928285E-02 , 1375.00000
1.00000000 , 1.16801225E-02 , 1.09254941E-02 , 800.250000
2.00000000 , 4.74366639E-03 , 2.63871439E-03 , 399.850006
3.00000000 , 2.47012055E-03 , 1.82017568E-03 , 266.750000