\begin{table}%t4
%\centering
\par
\caption{The stacked X-ray spectrum of the 5 Seyfert-2 galaxies with low $F_{2-10~\rm keV}/F_{[{\rm OIII}]}$.}
\label{stack_table}
\begin{tabular}{ccccc}\hline
\hline\noalign{\smallskip}
$N_{\rm H}$ (cm$^{-2}$) & {$\Gamma$} & $kT$ (keV) & $EW_{\rm FeK}$ (eV) & $\chi^2_{\nu}$ \\
\hline 
$\rm 10.30^{+2.01}_{-1.91}$ & $\rm 1.71^{+0.08}_{-0.17}$ & $\rm 0.73^{+0.13}_{-0.12}$ & $\rm 255^{+243}_{-146}$ & 72.41/91  \\ 
\hline
\end{tabular}
\end{table}