xper,xns,xew,xco
0.100000001 , 8.98297280E-02 , 0.234985143 , 973.799988
0.200000003 , 3.11849155E-02 , 5.88199720E-02 , 1125.00000
0.300000012 , 2.75554657E-02 , 6.20619431E-02 , 1125.00000
0.500000000 , 8.27051234E-03 , 1.02120815E-02 , 1125.00000
1.00000000 , 1.18351844E-03 , 2.20579538E-03 , 675.000000
2.00000000 , 9.31383925E-04 , 1.33241736E-03 , 337.500000
3.00000000 , 8.30571051E-04 , 1.02317787E-03 , 225.000000