\begin{table}%t2
\caption{Average signals (or $5\sigma$ upper limits) detected for the various subsamples at hard 
X-rays (18--80~keV) and at 60~$\mu$m.
}
\label{tab:flux}
%\centerline
{\begin{tabular}{lrrccc}
\hline \hline 
Sample&Srcs&Exp.&Ct rate&$F_{18{-}80~{\rm keV}}$&$F_{\rm 60~\mu m}$\\
               &&{\tiny Ms}&{\tiny ct/s}&{\tiny $10^{-10}$ cgs}&{\tiny Jy}\\
\hline 
Seyfert 1      &14&1.7     &2.25~$\pm$~0.02&$1.28$&18.3\\
S1 - 4151$^1$&13&1.4     &0.51~$\pm$~0.02&$0.29$&19.3\\   
Seyfert 2      &64&12.1   &0.87~$\pm$~0.01&$0.49$&31.1\\
Seyfert         &93&16.1   &1.04~$\pm$~0.01&$0.59$&28.9\\      
\hline 
ULIRGs       &12& 4.1     &$<$$0.06$&$<$$0.034$&10.2\\
Liners           &41& 7.5     &$<$$0.045$&$<$$0.026$&29.6\\
LIRGs          &144&26.7    &$<$$0.02$&$<$$0.011$&12.9\\
non Seyfert&520&96.0    &$<$$0.013$&$<$$0.0074$&19.1\\
\hline
\end{tabular}}
\smallskip
$^{1}$ Includes all Seyfert 1~galaxies excepting NGC 4151.\\
Effective hard X-ray exposure, count rates and integrated flux are provided together with the average 60~$\mu$m~flux. The hard X-ray detection significances for the first four samples are~119, 23, 122 and 147~respectively. 
\end{table}