xper,xns,xew,xco
0.100000001 , 11.6191282 , 13.3212204 , 892.650024
0.200000003 , 18.4307251 , 14.1773367 , 1031.25000
0.300000012 , 13.3378811 , 15.4918385 , 1031.25000
0.500000000 , 13.7777882 , 10.1193361 , 1031.25000
1.00000000 , 2.73114514 , 1.88190114 , 562.650024
2.00000000 , 0.439474612 , 0.499688029 , 281.325012
3.00000000 , 0.168582514 , 0.156442896 , 187.688004