\begin{table}%tA.3
\caption{\label{thco}Gaussian fit to HCO$^{+}$(1--0) spectra at peak coordinates\tablefootmark{\ast}.}
\par
%\centering
\par
\begin{tabular}{lcccc}
\hline \hline \noalign{\smallskip}
Source & $V_{\rm LSR}$ & $\it FWHM$ & $T_{\rm MB}$ & $\int T_{\rm MB} {\rm d}V$ \\
 & (km~s$^{-1}$) & (km~s$^{-1}$) & (K) & (K~km~s$^{-1}$) \\
\hline
05358+3543\tablefootmark{a} &  --16.0 (0.1) &    3.7 (0.1) &    11.2 (0.6) &   44.1 (0.5)\\ 
G213.61--12.6 &    9.2 (0.1) &    1.9 (0.1) &    8.8 (0.5) &   18.0 (0.4)\\
G189.78+0.34 &    9.2 (0.1) &    3.8 (0.1) &    8.4 (0.4) &   34.0 (0.3)\\
G192.58-0.04 &    8.9 (0.1) &    3.2 (0.1) &    10.4 (0.3) &   35.5 (0.6)\\
G192.60--0.05 &    7.8 (0.1) &    4.2 (0.1) &    7.1 (0.2) &   31.7 (0.5)\\
18151--1208\_2 &   30.0 (0.1) &    3.6 (0.1) &   10.2 (0.2) &   38.9 (0.5)\\
18151--1208\_3 &   30.7 (0.1) &    2.2 (0.1) &    6.5 (0.2) &   15.0 (0.4)\\
18151--1208\_1 &   33.2 (0.1) &    2.8 (0.1) &   12.6 (0.3) &   37.9 (0.5)\\
G18.15--0.28 &   55.6 (0.1) &    4.9 (0.1) &    4.5 (0.5) &   23.7 (0.4)\\ 
G18.18--0.30 &   49.5 (0.1) &    5.1 (0.2) &    3.9 (0.2) &   20.9 (0.6)\\
18223--1243\tablefootmark{a} &   45.4 (0.1) &    4.4 (0.2) &    4.5 (0.2) &   20.9 (0.7)\\ 
18228--1312\tablefootmark{a} &   32.9 (0.1) &    4.8 (0.1) &    9.2 (0.3) &   46.6 (0.9)\\ 
G19.27+0.1M2\tablefootmark{b} &   25.1 (0.7) &    9.9 (1.7) &    0.4 (0.2) &    4.4 (0.6)\\ 
G19.27+0.1M1 &   29.4 (0.2) &    4.6 (0.6) &    0.8 (0.2) &    4.0 (0.4)\\ 
18236--1205\tablefootmark{a,b} &   26.6 (0.4) &   13.2 (1.1) &    1.3 (0.2) &   17.7 (1.2)\\  
18264--1152 &   43.6 (0.1) &    4.6 (0.1) &   13.0 (0.6) &   63.9 (0.1)\\
G23.60+0.0M1\tablefootmark{a} &  106.9 (0.1) &    5.2 (0.1) &    4.4 (0.1) &   24.4 (0.5)\\ 
18316--0602\tablefootmark{a} &   43.3 (0.1) &   10.2 (0.2) &    4.6 (0.3) &   49.7 (0.8)\\ 
G23.60+0.0M2\tablefootmark{a,b} &   54.0 (0.6) &    8.7 (1.1) &    0.9 (0.2) &    8.1 (1.1)\\ 
18317--0513 &   41.9 (0.0) &    2.2 (0.0) &    9.4 (0.2) &   21.5 (0.3)\\ 
G24.08+0.0M2 &   51.9 (0.1) &    2.6 (0.3) &    2.1 (0.4) &    5.9 (0.5)\\
G24.33+0.1M1 &  112.0 (0.1) &    4.2 (0.4) &    1.4 (0.1) &    6.3 (0.4)\\
G24.33+0.1M4 &  118.2 (0.2) &    3.5 (0.6) &    0.9 (0.2) &    3.4 (0.5)\\ 
G24.33+0.1M2\tablefootmark{a} &  117.9 (0.2) &    6.9 (0.7) &    1.7 (0.2) &   12.4 (1.6)\\ 
G24.60+0.1M2 &  114.9 (0.2) &    4.5 (0.4) &    1.7 (0.3) &    8.3 (0.6)\\
G24.60+0.1M1\tablefootmark{a} &   52.9 (0.1) &    5.0 (0.1) &    5.2 (0.2) &   27.7 (1.3)\\ 
G25.04--0.2M1\tablefootmark{a} &   63.7 (0.1) &    4.6 (0.2) &    3.7 (0.2) &   18.4 (0.9)\\ 
G25.04--0.2M4\tablefootmark{a} &   63.6 (0.1) &    4.1 (0.4) &    3.2 (0.3) &   14.1 (1.4)\\ 
G25.04--0.2M2\tablefootmark{a} &   63.8 (0.1) &    4.6 (0.3) &    2.6 (0.2) &   12.6 (0.7)\\ 
G28.28--0.35\tablefootmark{a} &   48.4 (0.2) &    7.4 (0.5) &    1.8 (0.2) &   14.5 (0.9)\\ 
18507+0121\tablefootmark{a} &   59.6 (0.2) &    8.2 (0.4) &    3.2 (0.3) &  27.9 (1.8)\\  
G34.43+0.2M1\tablefootmark{a} &   59.0 (0.2) &    6.1 (0.3) &    3.6 (0.3) &   23.4 (1.2)\\ 
G34.43+0.2M3 &   60.7 (0.1) &    4.0 (0.2) &    4.6 (0.3) &   19.5 (0.6)\\
G34.24+0.13\tablefootmark{a} &   56.6 (0.1) &    2.5 (0.1) &    5.6 (0.2) &   14.8 (0.5)\\ 
18517+0437 &   43.9 (0.1) &    3.6 (0.1) &   12.3 (0.3) &   46.8 (0.6)\\
G34.77--0.6M2\tablefootmark{c} &   44.1 (0.1) &    2.7 (0.3) &   10.4 (1.6) &   29.4 (2.7)\\  
G35.39--0.3M4 &   42.9 (0.1) &    2.1 (0.2) &    2.7 (0.1) &   6.1 (0.5)\\ 
G38.95--0.5M1\tablefootmark{a} &   42.3 (0.1) &    3.6 (0.1) &    4.9 (0.3) &   18.7 (0.7)\\ 
19035+0641 &   32.4 (0.1) &    3.6 (0.1) &    3.4 (0.3) &   12.9 (0.4)\\
19095+0930\tablefootmark{a} &   44.0 (0.1) &    6.9 (0.1) &    6.0 (0.4) &   44.1 (0.7)\\ 
20216+4107 &   --1.6 (0.0) &    2.4 (0.1) &    5.9 (0.2) &   15.1 (0.3)\\
20332+4124 &   --3.1 (0.1) &    3.1 (0.1) &    3.4 (0.1) &   11.2 (0.4)\\ 
22134+5834\tablefootmark{a} &  --18.2 (0.1) &    3.3 (0.2) &    2.9 (0.2) &   10.1 (0.4)\\ 
22570+5912\_2 &  --48.2 (0.0) &    2.5 (0.1) &    4.5 (0.2) &   12.2 (0.4)\\
22570+5912\_1 &  --45.6 (0.0) &    2.8 (0.1) &    3.9 (0.2) &   11.5 (0.3)\\
23033+5951 &  --53.2 (0.0) &    4.3 (0.1) &    9.0 (0.2) &   40.9 (0.5)\\
23139+5939 &  --44.6 (0.1) &    5.0 (0.1) &    4.6 (0.3) &   24.0 (0.5)\\
23151+5912 &  --54.6 (0.1) &    3.9 (0.3) &    1.4 (0.1) &    5.9 (0.4)\\
\hline
\end{tabular}
\tablefoot {\tablefoottext{\ast}{The errors are indicated in brackets;}
\tablefoottext{a}{self-absorption masked (see text);}
\tablefoottext{b}{bad fit due to noisy spectrum or considerable self-absorption;}
\tablefoottext{c}{fit to spectrum at offset coordinates ($-$13.3$''$,~$-$9.0$''$) arcsec (see HCO$^{+}$(1--0) and HCN(1--0) integrated maps in Fig.~\ref{fclump1}).}}
\end{table}