\begin{table}%t3
%\centering
\par
\caption{\label{tab_flux}Emission line fluxes of GRB host galaxies  (in units of $10^{-17}~\rm{erg}~\rm{s}^{-1}~cm^{-2}$, corrected for Galactic extinction).}
   %\label{GRB Host Galaxies emission line fluxes}
\par
\tiny\begin{tabular}{ccccccccccccccc}
\hline\hline \noalign{\smallskip}
Ion & 980703 &  990712  & 020405 & 020903 & 030329 & 031203 & 060218  & 060505\tablefootmark{a}   & 060505\tablefootmark{b}  \\
\hline
$\rm{[OII]}\lambda3727$  &   $24.28\pm0.11$   &   $23.26\pm0.15$   &    $11.53\pm0.16$   &    $11.48\pm0.36$   &    $19.62\pm0.32$  &  $943.07\pm4.80$ &        $224.25\pm1.01$  &   $20.96\pm0.82$   &  $50.33\pm1.88$ \\
$\rm{H}\delta$ &    $1.66\pm0.22$    &    $1.95\pm0.09$    &   --       &    $1.76\pm0.24$    &    --       &    $204.83\pm4.41$  &   $20.11\pm0.57$   &    -- & -- \\
$\rm{H}\gamma$  &    $3.1\pm0.19$     &    $4.9\pm0.10$     &    $1.9\pm0.09$  &   $3.94\pm0.29$    &    $4.41\pm0.10$    &   $499.73\pm1.10$    &   $42.02\pm0.67$   &   $3.79\pm0.30$ & -- \\
$\rm{[OIII]}\lambda4363$  &    --     &    $0.92\pm0.08$  &   --  &    $0.55\pm0.07$  &    $0.71\pm0.05$  &    $79.10\pm1.25$  &    $4.77\pm0.30$  &    -- & -- \\
$\rm{[FeIII]}\lambda4658$ & $0.16\pm0.09$ &  --  &  --  &   --  & -- & -- & -- & --  & -- \\
$\rm{HeII}\lambda4686$ & -- &  --  &  $0.05\pm0.03$  &   $0.39\pm0.06$  & -- & $1.20\pm0.92$ & $0.81\pm0.31$ & -- & -- \\
$\rm{[ArIV]}\lambda4711$ & -- &  --  &  $0.07\pm0.10$  &  $0.80\pm0.25$  & -- & $4.90\pm3.11$ & $2.12\pm0.84$ & -- & -- \\
$\rm{[ArIV]}\lambda4740$ &  $1.01\pm0.05$ &  --  &  --  &   $0.41\pm0.10$ & -- & $3.81\pm2.91$ & $2.28\pm0.91$ & -- & -- \\
$\rm{H}\beta$  &    $6.79\pm0.30$     &   $11.29\pm0.07$    &    $5.36\pm0.10$    &    $8.58\pm0.29$     &    $9.80\pm0.16$      &    $1135.37\pm5.21$      &    $91.43\pm0.65$    & $8.90\pm0.32$ & $21.02\pm0.51$ \\
$\rm{[OIII]}\lambda4959$  &    $4.51\pm0.41$     &    $17.37\pm0.11$    &    $5.19\pm0.06$     &    $15.56\pm0.31$    &    $11.74\pm0.20$    &  $2404.78\pm5.32$  &        $108.4\pm0.48$    &  $8.47\pm0.24$ & $12.47\pm0.32$  \\
$\rm{[OIII]}\lambda5007$  &   $14.39\pm0.33$    &  $47.28\pm0.09$    &    $18.33\pm0.13$    &  $44.11\pm0.33$    &  $30.53\pm0.26$    &   $7238.76\pm4.68$  &   $291.23\pm0.66$   &  $20.48\pm0.48$ & $27.80\pm2.30$ \\
  $\rm{H}\alpha$  &    --        &   $40.34\pm0.32$    &    --       &    $26.03\pm0.21$    &    $30.94\pm0.27$    &     $3636.63\pm4.96$  &   $261.51\pm0.54$   & $31.49\pm0.44$ & $114.8\pm3.66$  \\
$\rm{[NII]}\lambda6583$  &    --       &  $<$$0.41\pm0.20$       &    --       &  $ 0.77\pm0.10 $   &     $0.29\pm0.15$      &    $109.04\pm4.21$  &    $10.73\pm0.32$   & $1.79\pm0.09$ & $29.62\pm0.29$ \\
$\rm{[SII]}\lambda6716$  &    --       &   --       &   --       &    $2.14\pm0.17$    &    $3.82\pm0.09$    &    $129.55\pm4.33$  &  $15.4\pm0.36$    &     $3.46\pm0.13$ & $26.36\pm0.51$ \\
$\rm{[SII]}\lambda6731$  &    --       &    --       &    --       &   $1.28\pm0.09$   &   $1.89\pm0.08$  &   $94.63\pm2.89$  &  $11.56\pm0.41$  &     $2.80\pm0.20$ & $13.98\pm0.19$ \\
   \hline
\end{tabular}
\tablefoot{\tablefoottext{a}{GRB site.} 
\tablefoottext{b}{The entire host galaxy.}}
\end{table}