xper,xns,xew,xco
0.100000001 , 2.50588097E-02 , 3.95132080E-02 , 973.799988
0.200000003 , 2.39257514E-02 , 2.45364606E-02 , 1125.00000
0.300000012 , 1.73599795E-02 , 2.10960414E-02 , 1125.00000
0.500000000 , 6.98710047E-03 , 1.27556575E-02 , 1125.00000
1.00000000 , 1.68445997E-03 , 1.55425060E-03 , 675.000000
2.00000000 , 1.12633093E-03 , 1.17869466E-03 , 337.500000
3.00000000 , 6.54273026E-04 , 9.70430265E-04 , 225.000000