\begin{table}%t5
\caption{\label{tab:compare}Best-fit parameters on B/C data for the LBM.}
%\centering
\par
\begin{tabular}{lcccccc} 
\hline\hline \noalign{\smallskip}
Model    & $K_0^{\rm best}\times 10^2$     & $\delta^{\rm best}$ &  $R_0$  &  $V_{\rm a}^{\rm best}$  & $\chi^2$/d.o.f.   \\
Data        & (kpc$^2~$Myr$^{-1}$) &        &  (GV)   & (km$\;$s$^{-1}$)   & \\
\hline
I-F  & 2.36 & 0.56 & 5.70 & \dots&  5.52  \\  
II-F & 5.26 & 0.38 & \dots& 65.1 &  1.78  \\  
III-F& 4.19 & 0.43 & 2.94 & 53.9 &  1.56  \\  
III-A  & 2.32 & 0.57 & 4.40 & 11.3 &  2.71 \\  
III-C  & 4.13 & 0.44 & 3.10 & 53.6 &  2.26 \\ 
III-F  & 4.19 & 0.43 & 2.94 & 53.9 &  1.56 \\ 
\hline
\end{tabular}
\end{table}