\begin{table}%t5
\caption{Distribution of residuals within $1\sigma$, $2\sigma$, and $3\sigma$.}\label{tab5}
%\centering
\small
\begin{tabular}{l|c}
\hline\hline
Number of residuals per $\sigma$ & Normal \\
\hline
$1\sigma$ ~~~~~~897  (80, 96\%)   & 46\%  \\
$2\sigma$ ~~~~1017  (91, 79\%)    & 91\%  \\
$3\sigma$ ~~~~1067  (96, 30\%)    & 99\%  \\
\hline
\end{tabular}
\end{table}