xper,xns,xew,xco
0.100000001 , 1.06853306 , 0.560425937 , 892.650024
0.200000003 , 1.14225984 , 1.19889808 , 1031.25000
0.300000012 , 0.645692527 , 0.880161881 , 1031.25000
0.500000000 , 0.381877661 , 0.446045727 , 1031.25000
1.00000000 , 0.120772123 , 0.114355877 , 562.650024
2.00000000 , 3.43683064E-02 , 4.83484939E-02 , 281.325012
3.00000000 , 2.31514201E-02 , 2.84329038E-02 , 187.688004