xper,xns,xew,xco
0.100000001 , 60.4681587 , 49.6492119 , 649.200012
0.200000003 , 112.930794 , 67.3100967 , 750.000000
0.300000012 , 96.6846008 , 44.3195801 , 750.000000
0.500000000 , 40.2205162 , 15.2676744 , 750.000000
1.00000000 , 10.3602591 , 7.65190029 , 399.899994
2.00000000 , 2.73244023 , 2.13912821 , 200.100006
3.00000000 , 1.09627283 , 0.769171238 , 133.199997