
\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{textcomp}
\usepackage{gensymb}
\usepackage{mathtools}
\usepackage{booktabs}
\usepackage{multirow}
\usepackage{hyperref}
\usepackage{hypcap}
\usepackage{placeins}
\usepackage{tabulary}
\usepackage{cite}
\usepackage{mciteplus}
\usepackage{longtable}

\begin{document}
  
  
  \begin{tabular}{lcccc}
    Source & $\beta^*\xspace_{m,j}$ & $Q_{m,j}$ & $\sigma_{m,1}/\sigma_{m,2}$ & $\Sigma_m$ \\
    \midrule
    Uncertainty & 20\% & 0.02 & 50\% & $\sim 10\%$ \\
  \end{tabular}
  
\end{document}
