xper,xns,xew,xco
0.100000001 , 0.360804886 , 0.322450161 , 892.650024
0.200000003 , 0.117906183 , 0.100506596 , 1031.25000
0.300000012 , 2.38937754E-02 , 2.68594753E-02 , 1031.25000
0.500000000 , 6.02784939E-03 , 5.87436371E-03 , 1031.25000
1.00000000 , 2.79756146E-03 , 2.54542055E-03 , 562.650024
2.00000000 , 2.68254522E-03 , 1.67442660E-03 , 281.325012
3.00000000 , 2.17153830E-03 , 1.87019783E-03 , 187.688004