xper,xns,xew,xco
0.100000001 , 66.9983978 , 62.1487541 , 892.650024
0.200000003 , 42.8332062 , 96.7448883 , 1031.25000
0.300000012 , 16.1101341 , 58.5327721 , 1031.25000
0.500000000 , 7.06521893 , 33.0599937 , 1031.25000
1.00000000 , 1.81324172 , 5.31191969 , 562.650024
2.00000000 , 0.387287408 , 1.25695121 , 281.325012
3.00000000 , 0.142068222 , 0.562146962 , 187.688004