xper,xns,xew,xco
0.100000001 , 0.920877516 , 1.26872861 , 892.650024
0.200000003 , 1.50119913 , 1.67899632 , 1031.25000
0.300000012 , 2.21511483 , 1.92098594 , 1031.25000
0.500000000 , 2.51262975 , 3.23051596 , 1031.25000
1.00000000 , 0.529843748 , 1.53774559 , 562.650024
2.00000000 , 8.13028440E-02 , 0.163944453 , 281.325012
3.00000000 , 3.31401043E-02 , 5.44255190E-02 , 187.688004