xper,xns,xew,xco
0.100000001 , 0.364518523 , 0.402969688 , 892.650024
0.200000003 , 7.63769820E-02 , 0.104358420 , 1031.25000
0.300000012 , 4.91495542E-02 , 6.84484765E-02 , 1031.25000
0.500000000 , 3.32959704E-02 , 4.64858860E-02 , 1031.25000
1.00000000 , 2.50392985E-02 , 3.13881598E-02 , 562.650024
2.00000000 , 2.35409942E-02 , 1.93580911E-02 , 281.325012
3.00000000 , 2.26927754E-02 , 2.11712159E-02 , 187.688004