xper,xns,xew,xco
0.100000001 , 0.273789436 , 0.448647380 , 892.650024
0.200000003 , 4.96618003E-02 , 8.38985816E-02 , 1031.25000
0.300000012 , 4.29538339E-02 , 5.25920838E-02 , 1031.25000
0.500000000 , 1.18042566E-02 , 2.27649752E-02 , 1031.25000
1.00000000 , 1.86902122E-03 , 2.26412318E-03 , 562.650024
2.00000000 , 9.83137288E-04 , 1.21812487E-03 , 281.325012
3.00000000 , 1.06802420E-03 , 8.47464427E-04 , 187.688004