# pT integrated density distribution dN/dxF
# as a function of x_F for neutrons 
# in p+C interactions at 158 GeV beam from NA49.
# Errors are always given in percent.
# xF  dN/dxF  error
 0.1  0.621   21.4
 0.2  0.482   15.1
 0.3  0.389   13.6
 0.4  0.303   12.7
 0.5  0.268   12.8
 0.6  0.221   11.0
 0.75 0.194   11.7
 0.9  0.128   29.1