\begin{table}%t8
\par
\caption{\label{Subtab}Properties of the foreground damped Ly-$\alpha$ systems detected along the UVES GRB spectra.}
%\centerline
{ 
\begin{tabular}{lc cccccc ccc }
\hline\hline
&$\Delta z$& $z$ & log $N_{\rm_{HI}}$&log $N_{\rm OI}$ &log $N_{\rm SiII}$  & log  $N_{\rm FeII}$  &  [Fe/Si]&[O/H]&[Si/H]&[Fe/H]\\ 
&&(Sub-)DLA&($N$ in cm$^{-2}$)&($N$ in cm$^{-2}$)&($N$ in cm$^{-2}$)&($N$ in cm$^{-2}$)&\\
\hline
GRB021004&0.487&\multicolumn{9}{l}{There are no intervening (Sub-)DLA along this los}\\
\hline
GRB050730&0.542&3.5655&$20.2\pm0.1$&$N/A^a$&$<$$14.7$&$<$$13.6$&&&$<$$-1.0$&$<$$-2.3$\\
\hline
GRB050820A&0.529&2.3598&$20.1\pm0.2$&$N/A^a$&$13.84\pm0.02$&$14.11\pm0.02$&$-0.22\pm0.02$&&$-1.5\pm0.2$&$-1.7\pm0.2$\\
\hline
GRB050922C&0.468&2.0778&$20.65\pm0.15$&$>$$15.30$&$14.38\pm0.10$&$14.44\pm0.03$&$0.11\pm0.10$&$>$$-2.1$&$-1.83\pm0.18$&$-1.72\pm0.15$\\
\hline
GRB060607A&0.596&$2.9374^b$&$19.4\pm0.1$&$>$$15.07$&$>$$14.74^c$&$14.16\pm0.03$&$<$$-0.53$&$>$$-1.1$&$>$$-0.2$&$-0.7\pm0.1$\\
&&$2.9322^b$&$19.0\pm0.1$&$<$$12.8$&$<$$12.6$&$<$$12.6$&$ $&$<$$-2.9$&$<$$-1.9$&$<$$-1.9$\\[1ex]
\hline
GRB071031&0.540&\multicolumn{9}{l}{There are no intervening (Sub-)DLA along this los}\\
\hline
GRB080310&0.501&\multicolumn{9}{l}{There are no intervening (Sub-)DLA along this los}\\
\hline
GRB080413A&0.503&\multicolumn{9}{l}{There are no intervening (Sub-)DLA along this los}\\
\hline
\end{tabular}}
\par
\medskip 
$^a$ Line blended with other lines in the Ly-$\alpha$ forest. $^b$ To calculate the DLA number density we counted the $z=2.9374$ and $z=2.9322$ systems as~a~single system. $^c$ Blended with the Si~{\sc iv}$\lambda$1402 absorption line associated to the GRB. 
\end{table}