\begin{table}%t1
\caption{Comparison between present cross sections (a) and those (b) obtained with the full 4D~PES including coupling with the  $j=2$~levels of H$_{2}$ (Lique \& K{\l}os \cite{lique07c}).}           \label{tab1}      
%%\centering
\par
 \small                         
\begin{tabular}{c | r r | r r | r r }                        
\hline\hline
%&&&&&& \\[-8pt]
Transition &  \multicolumn{2}{| c }{$E=100$~cm$^{-1}$}  & \multicolumn{2}{| c }{$E=200$~cm$^{-1}$} & \multicolumn{2}{| c }{$E=500$~cm$^{-1}$}\\ 
$j$ $\to$ $j'$ & (a) & (b) & (a) & (b) & (a) & (b)\\ 
\hline
1 $\to$ 0 & 3.43 &3.39 & 1.93 &1.95  & 1.01&1.00 \\ 
2 $\to$ 0 & 6.60 &6.75& 4.63&4.80 & 2.67 &2.82 \\ 
2 $\to$ 1 & 6.06 &5.81  & 4.01&3.82  & 2.13&2.02 \\ 
5 $\to$ 3 & 12.46 &12.72 & 9.05&9.37  & 6.07 & 6.44\\ 
5 $\to$ 4 & 7.63 &7.20 & 5.22 &4.84 & 3.18 & 2.88\\ 
\hline
\end{tabular}
\end{table}