xper,xns,xew,xco
0.100000001 , 9.92385101 , 12.4084787 , 1083.50000
0.200000003 , 15.3741741 , 17.0121670 , 1250.00000
0.300000012 , 12.0459452 , 11.2096949 , 1250.00000
0.500000000 , 5.86004066 , 14.5148001 , 1250.00000
1.00000000 , 0.609165728 , 1.74414408 , 700.000000
2.00000000 , 0.150252655 , 0.316499084 , 350.000000
3.00000000 , 5.41174635E-02 , 0.118907355 , 233.500000