xper,xns,xew,xco
0.100000001 , 26.4484119 , 27.1931934 , 1082.00000
0.200000003 , 62.2754745 , 59.8437767 , 1250.00000
0.300000012 , 28.2996235 , 52.5240021 , 1250.00000
0.500000000 , 11.9927473 , 19.7175808 , 1000.00000
1.00000000 , 2.48874259 , 5.37995338 , 500.000000
2.00000000 , 0.851078153 , 1.86943996 , 250.000000
3.00000000 , 0.420762539 , 1.04345763 , 144.500000