xper,xns,xew,xco
0.100000001 , 1.56742024 , 1.15921688 , 892.650024
0.200000003 , 1.96271408 , 1.85235751 , 1031.25000
0.300000012 , 2.76927710 , 2.06088781 , 1031.25000
0.500000000 , 2.38899207 , 2.12817240 , 1031.25000
1.00000000 , 0.903766572 , 0.510977983 , 562.650024
2.00000000 , 0.144271478 , 9.40933824E-02 , 281.325012
3.00000000 , 4.21007238E-02 , 3.14321369E-02 , 187.688004