xper,xns,xew,xco
0.100000001 , 73.8087692 , 62.1711960 , 892.650024
0.200000003 , 50.3074570 , 96.7253876 , 1031.25000
0.300000012 , 22.1374035 , 58.5538521 , 1031.25000
0.500000000 , 7.16186142 , 33.0378571 , 1031.25000
1.00000000 , 1.80603993 , 5.33208036 , 562.650024
2.00000000 , 0.367446035 , 1.23602283 , 281.325012
3.00000000 , 0.123816349 , 0.541132033 , 187.688004