xper,xns,xew,xco
0.100000001 , 0.351677656 , 0.440764695 , 892.650024
0.200000003 , 0.532241821 , 0.436631262 , 1031.25000
0.300000012 , 0.675829351 , 0.775824845 , 1031.25000
0.500000000 , 1.07394004 , 1.04468489 , 1031.25000
1.00000000 , 0.324181229 , 0.340774000 , 562.650024
2.00000000 , 6.96488395E-02 , 7.57813156E-02 , 281.325012
3.00000000 , 2.34642196E-02 , 3.97666283E-02 , 187.688004