xper,xns,xew,xco
0.100000001 , 0.448779374 , 0.257239610 , 973.799988
0.200000003 , 0.156623289 , 0.111597195 , 1125.00000
0.300000012 , 4.80450951E-02 , 6.40194342E-02 , 1125.00000
0.500000000 , 3.87886465E-02 , 3.01167760E-02 , 1125.00000
1.00000000 , 2.54777428E-02 , 2.23065242E-02 , 675.000000
2.00000000 , 6.12659846E-03 , 2.64296005E-03 , 337.500000
3.00000000 , 1.90454966E-03 , 1.40930677E-03 , 225.000000