xper,xns,xew,xco
0.100000001 , 0.559498608 , 0.778267622 , 892.650024
0.200000003 , 0.129816502 , 0.121100172 , 1031.25000
0.300000012 , 7.69653395E-02 , 8.86184946E-02 , 1031.25000
0.500000000 , 3.60675380E-02 , 4.48194258E-02 , 1031.25000
1.00000000 , 2.79523209E-02 , 2.70452648E-02 , 562.650024
2.00000000 , 2.82594524E-02 , 2.05104034E-02 , 281.325012
3.00000000 , 2.09089722E-02 , 2.18043774E-02 , 187.688004