\begin{table}%t2
%\centering
\par
\caption{Fraction number of the different morphological classes. \label{fraction1}}
\begin{tabular}{cc|cccc}
\hline \hline
&&&& \\[-3mm]
\multicolumn{2}{c|}{With {\it EW}([OII])~$<$~15~$\AA$} & \multicolumn{4}{c}{With {\it EW}([OII])~$>$~15~$\AA$} \\ 
E/S0 & RSpD  &  RSpD & Pec & C & M\\ \hline
23\% & 17\% & 16\%  & 28\% & 10\% & 6\% \\ \hline 
\end{tabular}
\end{table}