xper,xns,xew,xco
0.100000001 , 0.620894015 , 0.796905756 , 649.200012
0.200000003 , 0.721117973 , 1.00552523 , 750.000000
0.300000012 , 1.12297046 , 1.13292015 , 750.000000
0.500000000 , 1.82867730 , 1.88737059 , 750.000000
1.00000000 , 0.797206104 , 1.00303102 , 399.899994
2.00000000 , 0.246934518 , 0.272108912 , 200.100006
3.00000000 , 0.148399130 , 0.153869525 , 133.199997