xper,xns,xew,xco
0.100000001 , 23.5774231 , 139.513016 , 1190.19995
0.200000003 , 41.9192123 , 170.390396 , 1375.00000
0.300000012 , 24.6575146 , 167.618240 , 1375.00000
0.500000000 , 17.7947330 , 283.045776 , 1375.00000
1.00000000 , 13.1394300 , 129.536789 , 800.250000
2.00000000 , 4.82791138 , 57.8037949 , 399.850006
3.00000000 , 2.18746066 , 24.8649235 , 266.750000