\begin{table}%t1
\caption{General target data.\label{tab:general}}
%\centerline
 {\begin{tabular}{@{}lllcc@{}}
\hline\hline
%\centering
\par
&\multicolumn{2}{c}{Object type}&Number&$\%$ of Total\\
\hline
\multicolumn{3}{l}{Detection}&303&87.6\\
\hline
&Single&&218&63.0\\
&&Point ($\leq$1.6$^{\prime}$$^{\prime}$)&152&43.9\\
&&Extended ($>$1.6$^{\prime}$$^{\prime}$)&66&19.1\\
\hline
&Multiple&&85&24.6\\
&&Point ($\leq$1.6$^{\prime}$$^{\prime}$)&41&11.9\\
&&Extended ($>$1.6$^{\prime}$$^{\prime}$)&17&4.9\\
&&Extended $\&$ Point&27&7.8\\
\hline
Non-Detections&&&43&12.4\\
\hline 
\end{tabular}}
\par
\smallskip
{The criterion for distinguishing between point and}
{extended sources is discussed in the Sect.~3.}
%\vspace*{2mm}
\end{table}