xper,xns,xew,xco
0.100000001 , 0.314747781 , 0.393792272 , 1190.19995
0.200000003 , 0.618157804 , 0.630076528 , 1375.00000
0.300000012 , 1.22014070 , 1.05586064 , 1375.00000
0.500000000 , 0.254891187 , 0.458184242 , 1375.00000
1.00000000 , 2.99577378E-02 , 4.84501645E-02 , 800.250000
2.00000000 , 7.24027958E-03 , 1.12548666E-02 , 399.850006
3.00000000 , 3.44823999E-03 , 5.50649408E-03 , 266.750000