xper,xns,xew,xco
0.100000001 , 0.351739019 , 0.440670043 , 892.650024
0.200000003 , 0.532296240 , 0.436958551 , 1031.25000
0.300000012 , 0.675780356 , 0.776165307 , 1031.25000
0.500000000 , 1.07390749 , 1.04446280 , 1031.25000
1.00000000 , 0.324210495 , 0.341011256 , 562.650024
2.00000000 , 6.96785972E-02 , 7.57561922E-02 , 281.325012
3.00000000 , 2.35157497E-02 , 3.94551754E-02 , 187.688004