xper,xns,xew,xco
0.100000001 , 71.0070648 , 69.1170120 , 892.650024
0.200000003 , 129.567764 , 180.743057 , 1031.25000
0.300000012 , 180.071854 , 142.217972 , 1031.25000
0.500000000 , 42.7741280 , 18.3609657 , 1031.25000
1.00000000 , 6.92977333 , 3.93447089 , 562.650024
2.00000000 , 1.18323517 , 0.908105731 , 281.325012
3.00000000 , 0.524784982 , 0.387425661 , 187.688004