xper,xns,xew,xco
0.100000001 , 2.45544072E-02 , 1.67920943E-02 , 892.650024
0.200000003 , 2.30726562E-02 , 1.69346388E-02 , 1031.25000
0.300000012 , 2.05593836E-02 , 1.21511519E-02 , 1031.25000
0.500000000 , 4.02185321E-03 , 4.92266705E-03 , 1031.25000
1.00000000 , 2.76483386E-03 , 2.13780277E-03 , 562.650024
2.00000000 , 1.91382586E-03 , 1.66088925E-03 , 281.325012
3.00000000 , 1.55031041E-03 , 1.89071835E-03 , 187.688004