xper,xns,xew,xco
0.100000001 , 18.2613068 , 16.3157005 , 1082.00000
0.200000003 , 34.8706665 , 31.3801479 , 1250.00000
0.300000012 , 45.8120651 , 51.5366478 , 1250.00000
0.500000000 , 9.29435825 , 12.1564398 , 1000.00000
1.00000000 , 1.46338022 , 1.77417839 , 500.000000
2.00000000 , 0.333007276 , 0.367650717 , 250.000000
3.00000000 , 0.138596326 , 0.156352952 , 144.500000