\begin{table}%T2
%\centering
\par
\caption{Line fluxes (available electronically at the CDS).}
\begin{tabular}{lrrrrrrrr}
\hline\hline\noalign{\smallskip}
Ion &   A 12 &   A 18 &   A 20 & H3--75   &   IC 2003  &   IC 2165  &   J 320    &   J 900 \\
\noalign{\smallskip}
\hline\noalign{\smallskip} 
H$\gamma$ 4340	&	54.0	&	34.0	&	27.0	&	68.0	&	26.0	&	53.0	&	63.0	&	59.0  \\	
{\rm[O III]} 4363	&	8.7	&	10.6	&	3.8	&	13.4	&	11.5	&	14.3	&	13.6	&	9.6   \\	
... &  ... &   ... &  ... &  ... & ...   &  ...  &  ...  &  ...   \\
\hline
\end{tabular}
\end{table}