\begin{table}%T5
  \caption{\label{tab:plateaustrengths}Integrated plateau strengths for the PAH plateaus between 5$-$20~$\mu$m.}
   \small%%\centering

\par
  \begin{tabular}{llll}
    \hline
    \hline\noalign{\smallskip}
    Source           & \multicolumn{3}{c}{PAH plateau [$\mu$m]}           \\
                         & 5$-$10             & 10$-$15            & 15$-$20  \\                    
    \hline
    NGC~7023         & 4.67e-14           & 1.37e-14           & 2.03e-15 \\
    NGC~7023 Pos 1   &$-$                 &$-$                 & 9.27e-16 \\
    NGC~7023 Pos 3   &$-$                 &$-$                 & 1.14e-15 \\
    NGC~7023 Pos 6   &$-$                 &$-$                 & 1.16e-14 \\
    NGC~2023         & 2.83e-11           & 6.84e-12           & 1.39e-12 \\
    Galaxy (avg)     & 4.63e-15           & 1.65e-15           & 5.06e-16 \\
    NGC~4736 Pos 2*  &$-$                 & 1.66e-13           & 3.41e-14 \\
    NGC~4736 Pos 1*  &$-$                 & 1.23e-13           & 1.84e-14 \\
    NGC~4736 Pos 0*  &$-$                 & 1.38e-13           & 2.26e-14 \\
    NGC~4736 Pos -1* &$-$                 & 4.37e-13           & 1.04e-13 \\
    HD~36917 (+sil.)  & 3.57e-16           & 4.18e-14           & 2.73e-15 \\
    HD37411 (+sil.)  & 6.24e-15           & 8.16e-15           & 1.56e-15 \\
    CN1 5*           & 9.04e-12           & 8.73e-12           & 2.41e-12 \\
    NGC~6567*        & 6.46e-11           & 1.99e-11           & 2.46e-12 \\
    LMC SMP036       & 7.87e-15           & 2.34e-15           & 8.62e-16 \\
    LMC SMP038       & 2.88e-15           & 1.14e-15           & 5.72e-16 \\
    LMC SMP061       & 1.70e-15           & 1.15e-15           & 2.36e-16 \\ 
    IRAS 12063-6259* & 1.06e-10           & 8.18e-11           & 1.71e-11 \\
    Orion Bar Pos 1* &$-$                 & 1.13e-10           & 2.44e-10 \\
    Orion Bar Pos 2* &$-$                 & 3.58e-11           & 8.23e-12 \\
    \hline
  \end{tabular}
  \tablefoot{1) units are in W~m$^{-2}$ or MW~m$^{-2}$/sr for the sources with a~``*'';
    2)~a ``--'' indicates there are no data available.}\vspace{-2mm}
\end{table}