\begin{table}%t2 %\centering \par \caption{\label{tab2}Models successes and failures. The second column shows the successes, while the third column indicates the failures.} \small \begin{tabular}{ccc} \noalign{\smallskip} \hline \hline \noalign{\smallskip} Model~& Successes & Failures \\ \noalign{\smallskip} \hline \noalign{\smallskip} 1 & good agreement for the $SFR/SFR_{\odot}$ & $\Sigma_{\rm gas}$ not reproduced in the outer Galactic disk \\ & & abundance gradients completely flat \\ %\noalign{\smallskip} \hline %\noalign{\smallskip} 2 & good agreement for the $SFR/SFR_{\odot}$ & too low $\Sigma_{\rm gas}$ in the inner disk \\ & increased slope of the gradients in the outer disk & abundance gradients too flat in the inner disk \\ %\noalign{\smallskip} %\hline %\noalign{\smallskip} 3 & good agreement for the $SFR/SFR_{\odot}$ & too low $\Sigma_{\rm gas}$ \\ & $\Sigma_{\rm gas}$ increases in the outer part of the disk & abundance gradients too flat in the inner disk \\ & slope of abundance gradients more pronunced in the outer disk & \\ %\noalign{\smallskip} %\hline %\noalign{\smallskip} 4 & good agreement for the $SFR/SFR_{\odot}$ & $\Sigma_{\rm gas}$ not reproduced in the outer Galactic disk \\ & & abundance gradients increase along the galactic disk \\ %\noalign{\smallskip} %\hline %\noalign{\smallskip} 5 & good agreement for the $SFR/SFR_{\odot}$ & $\Sigma_{\rm gas}$ not reproduced in the outer Galactic disk \\ & slope of abundance gradients more pronunced in the inner disk & abundance gradients increase in the outer Galactic disk \\ %\noalign{\smallskip} %\hline %\noalign{\smallskip} 6 & good agreement for the $SFR/SFR_{\odot}$ & $\Sigma_{\rm gas}$ increases along radius \\ & abundance gradients in good agreement with the observed data & \\ %\noalign{\smallskip} %\hline %\noalign{\smallskip} 7 & good agreement for the $SFR/SFR_{\odot}$ & $\Sigma_{\rm gas}$ too low in the inner part of the Galactic disk \\ & abundance gradients in good agreement with the observed data & \\ \hline \end{tabular} \end{table}