\begin{table}%t5
\caption{\label{tab:limmb}Limiting $B$-band absolute magnitudes (AB system) of our wide and
deep samples of star-forming galaxies, in order to define volume-limited samples, as a function of the redshift ranges and for various $k$-correction completeness levels.}
\small \begin{tabular}{ccccccc}
\hline \hline 
& \multicolumn{2}{c}{$z<0.5$} & \multicolumn{2}{c}{$z<0.7$} & \multicolumn{2}{c}{$z<0.9$}\\
\hline
 & 50\% & 95\% & 50\% & 95\% & 50\% & 95\%\\
wide & $-19.1$ & $-19.6$ & $-19.9$ & $-20.3$ & $-20.5$ & $-20.9$\\
deep & $-17.5$ & $-18.3$ & $-18.2$ & $-18.9$ & $-18.6$ & $-19.3$\\
\hline
\end{tabular}
\end{table}