xper,xns,xew,xco
0.100000001 , 1.93725991 , 1.53282487 , 892.650024
0.200000003 , 0.275504291 , 0.210215360 , 1031.25000
0.300000012 , 0.288801730 , 0.280631810 , 1031.25000
0.500000000 , 0.421746731 , 0.355184555 , 1031.25000
1.00000000 , 0.224786490 , 0.163108915 , 562.650024
2.00000000 , 6.12624064E-02 , 6.05052449E-02 , 281.325012
3.00000000 , 2.01842841E-02 , 3.27156894E-02 , 187.688004