\begin{table*}
\centering
    \begin{tabular}{ c c c c c c c }
        $\mathrm{Clouds}$ & $\overline{M}_{\mathrm{lum}}\ (M_{\odot})$ & $SE(M_{\mathrm{lum}}) (M_{\odot})$ & $\overline{\sigma_0}\ ({\mathrm{km\ s^{-1}}})$ & $SE(\sigma_0)\ ({\mathrm{km\ s^{-1}}})$ & $\overline{\nabla v}\ (\mathrm{km\ s}^{-1}\ \mathrm{pc}^{-1})$ & $SE(\nabla v)\ (\mathrm{km\ s}^{-1}\ \mathrm{pc}^{-1})$  \\
        \midrule
        All & 7.26 & 0.04 & -0.36 & 0.02 & -1.79 & 0.03 \\
        Nuclear & 8.25 & 0.09 & 0.03 & 0.06 & -1.57 & 0.13 \\
        Arm & 7.39 & 0.04 & -0.39 & 0.02 & -1.77 & 0.03 \\
        Interarm & 6.90 & 0.05 & -0.44 & 0.03 & -1.85 & 0.04 \\
        \bottomrule
        \end{tabular}
        \caption{The geometric mean and standard error of the logarithms of luminous mass, $log_{10}(M_\mathrm{lum})$, turbulent line width, $log_{10}(\sigma_0)$, and velocity gradient, $log_{10}(\nabla v)$, for the combined data set and each GMA population treated separately. \label{means} }
\end{table*}

