
\documentclass[border=5pt,multi=true]{standalone}
\usepackage{standalone}
\usepackage{subcaption}
\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{todonotes}
\usepackage{footmisc}
\usepackage{hypcap}
\usepackage{xspace}
\usepackage{upgreek}
\usepackage{cite}
\usepackage{mciteplus}
\usepackage{longtable}

\begin{document}
    
    
    
    \begin{tabular}{lc}
	\hline
	Source                       		& Uncertainty (\%) \\
	\hline
	Signal mass model               	& 1.7   \\
	Nonprompt contribution              & 2.4   \\
	Wrong PV association         		& 0.8   \\
	Calibration sample statistics       & 0.2   \\
	Efficiency determination            & 1.5   \\
	Track reconstruction efficiency     & 3.4   \\
	Trigger efficiency                  & 0.7   \\
	Branching fraction           		& 1.1   \\
	Luminosity                   		& 2.0   \\ 
	\hline
	Total                               & 5.4   \\
	\hline
    \end{tabular}
\end{document}
