xper,xns,xew,xco
0.100000001 , 0.551140249 , 1.96844602 , 892.650024
0.200000003 , 0.103321575 , 0.159856319 , 1031.25000
0.300000012 , 5.39833009E-02 , 5.21293320E-02 , 1031.25000
0.500000000 , 1.69708058E-02 , 1.92084461E-02 , 1031.25000
1.00000000 , 2.44089006E-03 , 4.55900514E-03 , 562.650024
2.00000000 , 7.54812325E-04 , 1.57528417E-03 , 281.325012
3.00000000 , 7.53711036E-04 , 1.12288934E-03 , 187.688004