\begin{table}%T4
\par
         % \renewcommand\arraystretch{1.4}
   \caption{\label{tab:bandstrengths}Integrated band strengths for the PAH emission features between 5$-$20~$\mu$m.}
   \vspace*{-3mm}
   \small
   %%%\centering

\par
    \begin{tabular}{llllllllllllllllll}
     \hline
     \hline\\[-3mm]
     %\noalign{\smallskip}
     Source           & \multicolumn{16}{c}{PAH band [$\mu$m]} \\
                           & 5.25     & 5.7      & 6.2      & 7.6      & 7.8      & 8.6      & 10.6     & 11.2     & 12.0     & 12.7     & 13.5     & 14.1     & 15.8     & 16.4     & 17.4     & 17.8     & 18.9     \\
     \hline
     NGC~7023         & 8.25e-16 & 5.13e-16 & 8.64e-15 & 8.09e-15 & 5.39e-15 & 1.38e-15 & 6.85e-17 & 5.23e-15 & 1.20e-16 & 1.80e-15 & 2.45e-16 & 1.35e-17 & 7.46e-17 & 5.40e-16 & 4.35e-17 & 1.20e-16 & 5.05e-17 \\
     NGC~7023 Pos 1   &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       & ?        & 9.07e-17 & 1.15e-16 & 6.19e-17 & 3.28e-17 & 3.55e-16 \\
     NGC~7023 Pos 3   &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       & ?        & 9.88e-17 & 4.53e-16 & 5.29e-16 & 5.84e-17 & 1.27e-15 \\ 
     NGC~7023 Pos 6   &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       & ?        & 3.94e-16 & 2.48e-15 & 1.27e-16 & 5.93e-16 & 3.68e-16 \\
     NGC~2023*        & 1.67e-12 & 2.79e-13 & 6.92e-12 & 7.40e-12 & 1.35e-12 & 2.22e-12 & 5.53e-14 & 4.69e-12 & 1.44e-13 & 1.14e-12 & 1.73e-13 & 7.16e-14 & 8.78e-14 & 2.76e-13 & 8.41e-14 & 5.42e-14 & 1.36e-13 \\
     Galaxy (avg)     & 1.06e-16 & 3.49e-17 & 8.47e-16 & 1.34e-15 & 3.38e-16 & 3.43e-16 & 2.55e-17 & 7.37e-16 & 1.81e-17 & 3.61e-16 & 3.57e-17 & 3.10e-17 & 3.52e-19 & 3.91e-17 & 6.86e-18 & 3.09e-18 & 2.37e-17 \\
     NGC~4736 Pos 2*  &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       & 1.32e-14 & 1.33e-13 & 7.11e-15 & 3.98e-14 & 4.15e-15 & 3.89e-15 & 1.46e-16 & 6.72e-15 & 1.44e-15 & 1.87e-15 & 8.38e-16 \\
     NGC~4736 Pos 1*  &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       & 6.57e-15 & 1.01e-13 & 7.42e-15 & 3.71e-14 & 5.16e-15 & 2.84e-15 & 1.18e-15 & 5.85e-15 & 1.46e-15 & 1.14e-15 & 1.29e-15 \\
     NGC~4736 Pos 0*  &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       & 1.20e-14 & 1.02e-13 & 7.44e-15 & 3.67e-14 & 3.54e-15 & 2.86e-15 & 1.37e-15 & 5.11e-15 & 1.79e-15 & 1.09e-15 & 7.73e-16 \\
     NGC~4736 Pos -1* &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       & 3.05e-14 & 3.46e-13 & 2.33e-14 & 8.17e-14 & 4.98e-15 & 5.90e-15 & 3.36e-15 & 1.18e-14 & 2.69e-15 & 3.05e-15 & 1.69e-15 \\
     HD~36917          &$-$       & 3.37e-16 & 2.67e-15 & 8.00e-15 & 3.31e-16 & 1.15e-15 & 1.92e-16 & 4.12e-15 & 1.44e-16 & 9.09e-16 & 1.88e-16 & 2.12e-16 & 1.60e-16 & 3.07e-16 & 7.31e-17 & 2.62e-16 & 9.91e-17 \\
     HD~37411          &$-$       & 3.40e-16 & 2.47e-15 & 5.26e-16 & 3.07e-15 & 1.03e-15 & 2.01e-16 & 7.37e-16 & 6.97e-17 & 3.10e-16 & 9.45e-17 & 7.19e-17 & 7.23e-17 & 9.89e-17 & 1.15e-16 & 4.77e-17 & 1.37e-16 \\
     CN1 5*           & 1.20e-13 & 2.38e-13 & 3.53e-12 & 1.22e-12 & 5.78e-12 & 1.64e-12 & 3.63e-13 & 3.06e-12 & 1.08e-13 & 8.01e-13 & 3.30e-13 & 1.77e-13 & 7.87e-14 & 3.10e-14 & 8.00e-14 & 3.00e-13 & 2.95e-14 \\
     NGC~6567*        & 5.14e-13 & 1.44e-12 & 1.60e-11 & 3.41e-12 & 2.69e-11 & 9.87e-12 & 1.35e-12 & 1.24e-11 & 6.89e-13 & 3.53e-12 & 4.01e-13 & 6.64e-13 & 8.21e-14 & 8.61e-14 & 1.11e-13 & 9.75e-14 & 3.80e-13 \\
     LMC SMP036       & 3.19e-17 & 3.25e-16 & 2.03e-15 & 8.99e-16 & 2.06e-15 & 5.43e-16 & 2.67e-17 & 2.00e-15 & 1.01e-16 & 5.31e-16 & 4.79e-17 & 5.62e-17 & 7.16e-18 & 6.63e-17 & 3.51e-18 & 1.51e-17 & 4.19e-17 \\
     LMC SMP038       & 1.72e-16 & 9.47e-17 & 4.98e-16 & 4.18e-16 & 4.76e-16 & 1.67e-16 & 3.09e-18 & 6.65e-16 & 2.99e-17 & 1.23e-16 & 3.83e-17 & 8.40e-17 & 3.60e-18 & 1.40e-17 & 7.97e-19 & 9.45e-18 & 1.44e-17 \\
     LMC SMP061       & 4.69e-16 & 3.98e-17 & 3.75e-16 &$-$       & 6.92e-16 & 1.75e-16 & 5.82e-17 & 4.70e-16 & 3.05e-17 & 1.24e-16 & 3.18e-17 & 2.14e-17 & 7.39e-18 & 1.09e-17 & 7.36e-19 & ?        & 2.54e-17 \\                      
     IRAS 12063-6259* & 3.87e-12 & 1.73e-12 & 2.55e-11 & 4.46e-11 & 6.70e-12 & 1.03e-11 & 1.58e-12 & 1.53e-11 & 2.40e-13 & 8.20e-12 & 1.63e-12 & 1.57e-13 & 2.19e-13 & 2.87e-13 & 8.18e-13 & 3.95e-13 & 2.61e-12 \\ 
     Orion Bar Pos 1* &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       & 9.21e-13 & 4.26e-11 & 3.44e-12 & 2.10e-11 & 2.98e-12 & 2.05e-12 & 8.30e-13 & 3.50e-12 & 3.84e-12 & 3.12e-12 & 4.47e-12 \\
     Orion Bar Pos 2* &$-$       &$-$       &$-$       &$-$       &$-$       &$-$       & 4.95e-13 & 2.11e-11 & 7.53e-13 & 7.22e-12 & 7.56e-13 & 4.22e-13 & 2.53e-14 & 1.26e-12 & 6.21e-13 & 4.07e-13 & 0.00e-00 \\
     \hline
   \end{tabular}
   \vspace*{-2.5mm}
    \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.}
 \end{table}