xper,xns,xew,xco
0.100000001 , 0.748707473 , 1.00758743 , 1190.19995
0.200000003 , 0.950533509 , 1.15962899 , 1375.00000
0.300000012 , 1.98744655 , 1.63911319 , 1375.00000
0.500000000 , 0.718631864 , 0.502609551 , 1375.00000
1.00000000 , 0.467255235 , 0.135770440 , 800.250000
2.00000000 , 5.99202737E-02 , 2.13592798E-02 , 399.850006
3.00000000 , 2.42946036E-02 , 8.40306561E-03 , 266.750000