\begin{table}%t5
\caption{\label{HItab2}Continuum and emission line strengths as well as linewidths 
and equivalent widths of the Pf$\gamma$ line towards the observed sources.}%\centering
\par
\begin{tabular}{lcccc}
\hline\hline
Object          &  Line-continuum of HI (3.739$~\mu$m) & Integral of HI (3.739$~\mu$m)& {\it EW} of HI (3.739$~\mu$m) & Line width\\
                & ~$ 10^{-18}~\rm  W~cm^{-2}~\mu m^{-1}$ &~$ 10^{-18}~\rm  W~cm^{-2}$ & \AA\ & \AA\ \\
\hline
IRS 1 W     &$13.50\pm0.60$&$ 0.1276\pm0.0198$&$ -12.86\pm1.36~$ &~$189\pm21$\\IRS 3       &$3.30\pm0.40$&$  0.0346\pm 0.0077$&$ -4.79\pm1.06$ &~$210\pm21$\\ 
IRS 7       &$18.00\pm1.00$&$  0.1224\pm 0.0158$&$ -4.41\pm0.52~$ &~$136\pm10$\\  
IRS 9  &$3.80\pm0.70$&$  0.0380\pm0.0091$&$ -12.63\pm1.67~$ &~$200\pm11$\\  
IRS 21 &$2.10\pm0.10$&$  0.0166\pm0.0041$&$ -9.29\pm0.69~$ &~$158\pm32$\\ 
IRS 29 &$1.10\pm0.10$&$  0.0072\pm0.0009$&$ -3.73\pm0.31~$ &~$131\pm5$\\ 
IRS 13       &$8.90\pm0.25$&$ 0.0703\pm0.0064$&$ -15.29\pm0.86$ &~$158\pm10$\\
IRS 13 N     &$6.30\pm0.30$&$ 0.0627\pm0.0127$&$ -15.38\pm1.64~$ &~$199\pm31$\\
IRS 16 CC  &$0.37\pm0.03$&$ 0.0039\pm0.0007$&$ -9.96\pm1.14~$ &~$210\pm21$\\
IRS 16 C  &$0.86\pm0.05$&$ 0.0086\pm0.0009$&$ -20.03\pm1.84~$ &~$200\pm10$\\
IRS 16 NE   &$2.16\pm0.08$&$0.0239\pm0.0042$&$ -21.74\pm2.50~$ &~$221\pm31$\\
IRS 16 SW  &$1.07\pm0.05$&$ 0.0096\pm0.0010$&$ -19.72\pm1.53~$ &~$179\pm10$\\
\hline
\end{tabular}
\label{measure1}
\end{table}