xper,xns,xew,xco
0.100000001 , 0.644109726 , 0.305106252 , 1190.19995
0.200000003 , 0.347352445 , 0.187028050 , 1375.00000
0.300000012 , 0.210240901 , 0.145060569 , 1375.00000
0.500000000 , 0.123041973 , 9.91248190E-02 , 1375.00000
1.00000000 , 1.60849150E-02 , 1.12519739E-02 , 800.250000
2.00000000 , 5.94912749E-03 , 3.42952227E-03 , 399.850006
3.00000000 , 3.67276091E-03 , 1.50501437E-03 , 266.750000