xper,xns,xew,xco
0.100000001 , 3.45105791 , 4.67015362 , 892.650024
0.200000003 , 5.49596500 , 5.43730259 , 1031.25000
0.300000012 , 6.09365129 , 6.12173033 , 1031.25000
0.500000000 , 10.1679277 , 10.6791935 , 1031.25000
1.00000000 , 1.59727967 , 2.02856040 , 562.650024
2.00000000 , 0.191983476 , 0.369746715 , 281.325012
3.00000000 , 8.49985033E-02 , 0.134513944 , 187.688004