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\begin{document}
  
  
  \small
  
  \begin{tabular}{lccc}
Source & BGI & VDM & Correlated \\    
\midrule
\multicolumn{4}{c}{Bunch population uncertainties (Sec.\xspace~3)}\\ 
FBCT offset                 & 0.04 & 0.05 & yes \\
BPTX cross-check            & n.a. & 0.09 & yes \\
DCCT population product     & 0.22 & 0.23 & yes \\
Ghost charge                & 0.02 & 0.04 & yes \\
Satellite charge            & 0.06 & 0.02 & yes \\
Missing satellite measurements  & n.a. & 0.23 & no \\
\midrule
\multicolumn{4}{c}{Rate measurement}\\ 
Background subtraction      & 0.20 & 0.14 & yes \\  %
Ratio of observables \emph{Track} to \emph{Vertex}   & 0.20 & n.a. & no \\
Efficiency of rate observables & negl. & 0.09 & no \\
\midrule
Fit model                   & \multicolumn{2}{c}{0.50} & yes \\    
VELO transverse scale       & \multicolumn{2}{c}{0.05} & yes \\
\midrule
\multicolumn{4}{c}{BGI specific (Sec.\xspace~6)}\\ 
Beam-beam resolution        & 0.93 &  & no \\
Beam-gas resolution         & 0.55 &  & no \\
Detector alignment          & 0.45 &  & no \\
Measurement spread          & 0.54 &  & no \\
Bunch length                & 0.05 &  & no \\
Reconstruction efficiency   & 0.04 &  & no \\
Pressure gradient           & 0.03 &  & no \\
\midrule
\multicolumn{4}{c}{VDM\xspace specific (Sec.\xspace~7)}\\ 
Length scale                    &  & 0.50 & no  \\
Beam-beam effects               &  & 0.28 & no  \\
Fit bias                        &  & 0.20 & no  \\
Linear correlation              &  & 0.08 & no  \\
Parameter assumptions           &  & 0.74 & no  \\
Constraints from BGI            &  & 0.30 & yes \\
Scan variation and drift        &  & 0.32 & no  \\
Non-reproducibility             &  & 0.80 & no  \\
Statistical                     &  & 0.04 & no  \\
\midrule
Uncorrelated  & 1.31 & 1.32 & \\
Correlated    & 0.59 & 0.65 & \\
  \end{tabular}
  
\end{document}
