xper,xns,xew,xco
0.100000001 , 59.5161705 , 39.5982132 , 649.200012
0.200000003 , 58.9170303 , 29.5368023 , 750.000000
0.300000012 , 51.8889313 , 34.3922234 , 750.000000
0.500000000 , 38.5327339 , 15.7253857 , 750.000000
1.00000000 , 17.4470005 , 3.91716123 , 399.899994
2.00000000 , 7.82740402 , 1.17386770 , 200.100006
3.00000000 , 5.50399780 , 0.693510771 , 133.199997