xper,xns,xew,xco
0.100000001 , 0.515672266 , 0.638084412 , 1190.19995
0.200000003 , 1.41366661 , 1.47544718 , 1375.00000
0.300000012 , 1.76578391 , 1.43474662 , 1375.00000
0.500000000 , 0.655969322 , 1.37682796 , 1375.00000
1.00000000 , 0.134955376 , 0.255062908 , 800.250000
2.00000000 , 2.86540873E-02 , 4.65440266E-02 , 399.850006
3.00000000 , 1.52734322E-02 , 1.93200428E-02 , 266.750000