xper,xns,xew,xco
0.100000001 , 60.4674759 , 49.6510696 , 649.200012
0.200000003 , 112.930023 , 67.3119736 , 750.000000
0.300000012 , 96.6853104 , 44.3176575 , 750.000000
0.500000000 , 40.2198143 , 15.2656183 , 750.000000
1.00000000 , 10.3609686 , 7.65006876 , 399.899994
2.00000000 , 2.73176003 , 2.13730812 , 200.100006
3.00000000 , 1.09697890 , 0.771033883 , 133.199997