\begin{table}%ta1 \caption{\label{taba1}Description of the templates from BC03 and number of galaxies ($N_{\rm G}$) in our sample that were fitted to each one by {\tt bpz}.} %\centering \small \begin{tabular}{c c c c} \hline\hline Templates & Model description & {Age} & $N_{\rm G}$ \\\hline 1--3 & Constant star formation & 6 Gyr & 36 \\ 4--6 & Instantaneus-burst & 5 Myr & 0 \\ 7--9 & Instantaneus-burst & 25 Myr & 1 \\ 10--12 & Instantaneus-burst & 100 Myr & 21 \\ 13--15 & Instantaneus-burst & 290 Myr & 32 \\ 16--18 & Instantaneus-burst & 640 Myr & 7 \\ 19--21 & Instantaneus-burst & 900 Myr & 5 \\ 22--24 & Instantaneus-burst & 1.4 Gyr & 3 \\ 25--27 & Instantaneus-burst & 2.5 Gyr & 0 \\ 28--30 & Instantaneus-burst & 5 Gyr & 1 \\ 31--33 & Instantaneus-burst & 11 Gyr & 0 \\ 34--36 & Exp. declining SFR ${\tau}_{\rm SFR}$ = 5 Gyr & 12 Gyr & 8 \\%onentially 37--39 & Exp. declining SFR ${\tau}_{\rm SFR}$ = 9 Gyr & 12 Gyr & 28 \\ \hline \end{tabular} \tablefoot{Each model was derived for 3~metallicities: $Z = 0.008$, 0.02, 0.05.}\vspace*{2mm} \vspace*{4mm} \end{table}