xper,xns,xew,xco
0.100000001 , 59.5108223 , 39.5978546 , 649.200012
0.200000003 , 58.9113693 , 29.5370693 , 750.000000
0.300000012 , 51.8899879 , 34.3926125 , 750.000000
0.500000000 , 38.5290680 , 15.7257977 , 750.000000
1.00000000 , 17.4439640 , 3.91743612 , 399.899994
2.00000000 , 7.82401180 , 1.17427051 , 200.100006
3.00000000 , 5.50120354 , 0.693054557 , 133.199997