xper,xns,xew,xco
0.100000001 , 0.256380022 , 0.694805443 , 973.799988
0.200000003 , 7.16921464E-02 , 0.110714257 , 1125.00000
0.300000012 , 5.18830530E-02 , 6.85584992E-02 , 1125.00000
0.500000000 , 3.00844479E-02 , 2.57475805E-02 , 1125.00000
1.00000000 , 2.22663069E-03 , 2.72849645E-03 , 675.000000
2.00000000 , 1.03733293E-03 , 1.08703086E-03 , 337.500000
3.00000000 , 9.77919786E-04 , 1.36189128E-03 , 225.000000