\begin{table}%t5
\caption{\label{tab5}Median values of the rotational periods given in days for\protect objects in the ONC (combined data) and NGC~2264.}
\small%\centerline
 {
\begin{tabular}{c|ccc|c} 
\hline\hline             
Mass Bins$^a$ & \multicolumn{3}{c|}{ONC}  & NGC 2264 \\
& $R< R_{\rm cluster}$ & $R >R_{\rm cluster}$ & Total &\\
\hline
A & 6.2 & 4.3 & 4.9 & 4.2\\
B & 3.4 & 2.0 & 2.6 & 2.3\\
C & 2.4 & 1.8 & 1.9 & 1.6\\
\hline
\end{tabular}}
\medskip
$^a$ The same mass bins of Table~\ref{tab4}, described also in the text. A$-$C corresponds to the highest, intermediate and substelar mass interval \mbox{respectively}.
\end{table}