xper,xns,xew,xco
0.100000001 , 3.73473454 , 4.29110479 , 973.799988
0.200000003 , 4.40699291 , 5.83058739 , 1125.00000
0.300000012 , 4.59059763 , 4.28522444 , 1125.00000
0.500000000 , 1.84892213 , 1.89531815 , 1125.00000
1.00000000 , 0.362228453 , 0.310371697 , 675.000000
2.00000000 , 9.59793329E-02 , 7.48613700E-02 , 337.500000
3.00000000 , 4.61471491E-02 , 2.19997037E-02 , 225.000000