xper,xns,xew,xco
0.100000001 , 0.715822756 , 0.625658810 , 892.650024
0.200000003 , 0.169284835 , 0.218801677 , 1031.25000
0.300000012 , 8.68338197E-02 , 8.67337659E-02 , 1031.25000
0.500000000 , 4.30833325E-02 , 5.14097549E-02 , 1031.25000
1.00000000 , 2.89246272E-02 , 3.24013308E-02 , 562.650024
2.00000000 , 2.43157335E-02 , 1.95782166E-02 , 281.325012
3.00000000 , 2.51581203E-02 , 1.47449300E-02 , 187.688004