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

\begin{document}
  
  
  
    \begin{tabular}{lrrrr}
      \toprule
      & \multicolumn{2}{c}{$7\mathrm{\,Te\kern -0.1em V}\xspace$}  & \multicolumn{2}{c}{$8\mathrm{\,Te\kern -0.1em V}\xspace$} \\
      \multicolumn{1}{l}{Mode} & \multicolumn{1}{c}{$\mu^+$} & \multicolumn{1}{c}{$\mu^-$} & \multicolumn{1}{c}{$\mu^+$} & \multicolumn{1}{c}{$\mu^-$} \\
      \midrule
      $Zj$  & \multicolumn{1}{c}{2364} & \multicolumn{1}{c}{2357} & \multicolumn{1}{c}{6680} & \multicolumn{1}{c}{6633} \\      
      $Wj$ & $27\,400\pm500$ & $17\,500\pm400$ & $70\,700\pm1100$ & $44\,800\pm800$ \\
      $Wb$-tag & $160\pm31$\phantom{$^\dagger$} & $51\pm27$\phantom{$^\dagger$} & $400\pm43$\phantom{$^\dagger$}\phantom{$^\dagger$} & $236\pm45$\phantom{$^\dagger$} \\
      $Wc$-tag & $295\pm36$\phantom{$^\dagger$} & $338\pm31$\phantom{$^\dagger$} & $795\pm56$\phantom{$^\dagger$}\phantom{$^\dagger$} & $802\pm55$\phantom{$^\dagger$}  \\
      \bottomrule
    \end{tabular}
  
\end{document}
