xper,xns,xew,xco
0.100000001 , 30.4411411 , 16.8914547 , 1083.50000
0.200000003 , 29.1055431 , 22.3427105 , 1250.00000
0.300000012 , 24.5896854 , 22.8726730 , 1250.00000
0.500000000 , 26.8861294 , 11.3617582 , 1250.00000
1.00000000 , 8.54858398 , 5.17949724 , 700.000000
2.00000000 , 2.16412044 , 1.46378195 , 350.000000
3.00000000 , 0.787491143 , 0.619365931 , 233.500000