xper,xns,xew,xco
0.100000001 , 0.376456320 , 0.266567320 , 1190.19995
0.200000003 , 0.295680463 , 0.199615359 , 1375.00000
0.300000012 , 1.05063105 , 0.557036221 , 1375.00000
0.500000000 , 0.125212774 , 7.04269633E-02 , 1375.00000
1.00000000 , 1.95263103E-02 , 1.16926879E-02 , 800.250000
2.00000000 , 5.46276011E-03 , 3.51784588E-03 , 399.850006
3.00000000 , 2.52420781E-03 , 1.85017509E-03 , 266.750000