\begin{table}%t1
\caption{The limits within which we fit the vertical scale-height for
the three M-giants samples. All values are in~kpc.}
%\centering
\par
\begin{tabular}{rcc}
\hline\hline\noalign{\smallskip}
Distance & Lower  $Z$ limit & Upper $Z$ limit \\
\noalign{\smallskip}\hline\noalign{\smallskip}
  {\bf 2.8}  &   0.15   &   0.85 \\
  {\bf 7.3}  &   0.45   &   2.25 \\
 {\bf 16.6}  &  0.60   &   3.00 \\
\hline
\end{tabular}
\label{t_flare}
\end{table}