xper,xns,xew,xco
0.100000001 , 73.8088150 , 62.1711006 , 892.650024
0.200000003 , 50.3074989 , 96.7254868 , 1031.25000
0.300000012 , 22.1374512 , 58.5537491 , 1031.25000
0.500000000 , 7.16189623 , 33.0379639 , 1031.25000
1.00000000 , 1.80608070 , 5.33198929 , 562.650024
2.00000000 , 0.367378384 , 1.23613060 , 281.325012
3.00000000 , 0.123694070 , 0.541249096 , 187.688004