xper,xns,xew,xco
0.100000001 , 0.519605458 , 1.14306402 , 892.650024
0.200000003 , 0.764731228 , 0.723083615 , 1031.25000
0.300000012 , 0.757363439 , 0.978067458 , 1031.25000
0.500000000 , 0.771927774 , 0.698105693 , 1031.25000
1.00000000 , 0.100144431 , 0.116995789 , 562.650024
2.00000000 , 1.89830344E-02 , 1.59586407E-02 , 281.325012
3.00000000 , 9.26154107E-03 , 8.08229763E-03 , 187.688004