
\documentclass[border=5pt,multi=true]{standalone}
\usepackage{standalone}
\usepackage{ifthen}
\usepackage{microtype}
\usepackage{lineno}
\usepackage{xspace}
\usepackage{caption}
\usepackage{graphicx}
\usepackage{color}
\usepackage{colortbl}
\usepackage{amsmath}
\usepackage{amssymb}
\usepackage{amsfonts}
\usepackage{upgreek}
\usepackage{hyperxmp}
\usepackage{hyperref}
\usepackage{hypcap}
\usepackage{xspace}
\usepackage{upgreek}
\usepackage{cite}
\usepackage{mciteplus}
\usepackage{longtable}

\begin{document}
\begin{tabular}{lccc}
\hline\hline
Source                         & $r_{\Lambda\xspace^+_ c\xspace\xspace\xspace}$ & $r_{\Xi\xspace^+_ c\xspace\xspace\xspace}$ & $r_{\Xi\xspace^0_ c\xspace\xspace\xspace}$ \\
\\ [-2.5ex]
\hline          
Decay-time acceptance                     &   6     &      13      &      4         \\
$H_c$ lifetime                            &   4     &       4      &      12         \\
$H_b$ lifetime                            &   1      &      3      &      0         \\
$H_b$ production spectra                  &    2     &      4      &      1         \\
Background subtraction                    &    8     &      17     &      7         \\
$H_c(\tau\xspace^-\xspace,~D$, random $\mu\xspace^-\xspace$)            &    5     &      11     &      3         \\
Simulated sample size                     &    4     &      13     &       5        \\
\hline
Total systematic                          &    13     &     28     &     16      \\
\hline
Statistical uncertainty                   &    10     &     34     &     17        \\
\hline\hline
\end{tabular}
\end{document}
