\begin{table}%t2
%\centering
\par
\caption{The ISOCAM flux densities for MIR clumps in Mkn~297. 
The photometry was performed before deconvolution and is
accurate to about $\pm$15\%.} \label{t2}
\begin{tabular}[h]{rccccc}
\hline\hline\noalign{\smallskip}  
   $\lambda$  &  Total  flux  & \multicolumn{4}{c}{Source    flux densities} \\    
              &    density    &            &            &           &        \\
    ($\mu$m)  &     (mJy)     & \multicolumn{4}{c}{(mJy)}                    \\ 
              &               &     1      &     2      &     3     &    4   \\
\noalign{\smallskip}  
\hline\noalign{\smallskip}  
  6.7         &      141      &   19.5     &   16.0     &    14.0   &  19.0  \\
  7.7         &      246      &   30.5     &   19.5     &    19.0   &  29.5  \\
 12.0         &      269      &   42.5     &   28.0     &    24.5   &  31.5  \\
 14.3         &      289      &   66.5     &   48.5     &    30.5   &  43.5  \\
\hline
\end{tabular} 
\end{table}