xper,xns,xew,xco
0.100000001 , 17.7537632 , 27.0128880 , 649.200012
0.200000003 , 34.5676003 , 36.4022522 , 750.000000
0.300000012 , 51.6894073 , 71.7154541 , 750.000000
0.500000000 , 55.2068176 , 102.168022 , 750.000000
1.00000000 , 20.5306797 , 19.0731106 , 399.899994
2.00000000 , 3.37286401 , 3.21159577 , 200.100006
3.00000000 , 1.08437669 , 1.44875467 , 133.199997