xper,xns,xew,xco
0.100000001 , 0.870385230 , 0.788566709 , 1190.19995
0.200000003 , 0.408578098 , 0.726600766 , 1375.00000
0.300000012 , 0.748035073 , 0.476453185 , 1375.00000
0.500000000 , 0.174772918 , 9.87653360E-02 , 1375.00000
1.00000000 , 1.64743438E-02 , 1.23013770E-02 , 800.250000
2.00000000 , 4.64918464E-03 , 3.62145901E-03 , 399.850006
3.00000000 , 2.94592301E-03 , 2.07944936E-03 , 266.750000