xper,xns,xew,xco
0.100000001 , 1.32594812 , 0.846863627 , 892.650024
0.200000003 , 0.512816966 , 0.307619095 , 1031.25000
0.300000012 , 0.491307616 , 0.251143128 , 1031.25000
0.500000000 , 0.243874475 , 0.177426845 , 1031.25000
1.00000000 , 0.149286419 , 0.110337205 , 562.650024
2.00000000 , 8.51116031E-02 , 5.78213930E-02 , 281.325012
3.00000000 , 7.61401579E-02 , 6.16858229E-02 , 187.688004