\begin{table}%t5					
\caption{\label{Tmol}Mean content of molecular gas according to morphological type. Notation as in Table~\ref{Tdust}. The values for $t=-4$ and $t=8$ are based on a low number of galaxies and are more
uncertain.}						%\centering
\par
\begin{tabular}{lrrrr}					\hline						\hline						\noalign{\smallskip}
Type  &  $t $    & $N/N_{\rm ds}$ &  \mmol/\LB       &  \mmol/\area    \\
      &        &         &          &         \\
\noalign{\smallskip}\hline  \noalign{\smallskip}                                            
E	&	$-$5	&	28/11	&	$-$2.53	$\pm$	0.22	&	5.03	$\pm$	0.22	\\
E	&	$-$4	&	3/3	&	$-$1.25	$\pm$	0.23	&	6.34	$\pm$	0.22	\\
E/S0	&	$-$3	&	11/8	&	$-$2.23	$\pm$	0.32	&	5.33	$\pm$	0.33	\\
S0	&	$-$2	&	30/17	&	$-$1.82	$\pm$	0.21	&	5.76	$\pm$	0.22	\\
S0a	&	$-$1	&	18/18	&	$-$1.41	$\pm$	0.19	&	6.00	$\pm$	0.17	\\
S0a	&	0	&	24/18	&	$-$1.14	$\pm$	0.15	&	6.33	$\pm$	0.18	\\
Sa	&	1	&	25/18	&	$-$1.13	$\pm$	0.17	&	6.52	$\pm$	0.16	\\
Sab	&	2	&	37/30	&	$-$1.17	$\pm$	0.13	&	6.39	$\pm$	0.16	\\
Sb	&	3	&	60/53	&	$-$0.96	$\pm$	0.08	&	6.63	$\pm$	0.08	\\
Sbc	&	4	&	53/49	&	$-$0.88	$\pm$	0.06	&	6.75	$\pm$	0.07	\\
Sc	&	5	&	64/58	&	$-$1.01	$\pm$	0.06	&	6.58	$\pm$	0.07	\\
Sc	&	6	&	31/20	&	$-$1.44	$\pm$	0.11	&	5.99	$\pm$	0.14	\\
Scd	&	7	&	22/9	&	$-$1.92	$\pm$	0.16	&	5.54	$\pm$	0.18	\\
Sd	&	8	&	5/3	&	$-$1.52	$\pm$	0.35	&	6.28	$\pm$	0.34	\\
Sm	&	9	&	4/4	&	$-$1.54	$\pm$	0.32	&	6.05	$\pm$	0.49	\\
Irr	&	10	&	12/6	&	$-$1.71	$\pm$	0.28	&	5.90	$\pm$	0.35	\\
      &        &         &          &         \\
\noalign{\smallskip}\hline   \noalign{\smallskip}                                           
Total	&		&	427/325	&		&		\\
\end{tabular}                                                                                       
\end{table}