\begin{table}%t5
\caption{\label{tab:ratio}Ratios of the 5 effective de-excitation rate coefficients of~\citet{phillips96} over our effective rate coefficients (Eq.~(\ref{eq2})) for $j_2=1$ (equal to our averaged rate coefficients).}
\begin{tabular}{cccccccc}
\hline\hline
   $T$ (K) &    20  &  40    &    60  &  80    & 100    &  120   &   140 \\ 
Transitions &  &  &  &  &  &  &  \\
     2    1 &   1.13 &   1.08 &   1.06 &   1.05 &   1.04 &   1.03 &   1.03\\
     3    1 &   1.10 &   1.07 &   1.06 &   1.05 &   1.04 &   1.04 &   1.04\\
     3    2 &   1.11 &   1.11 &   1.12 &   1.12 &   1.12 &   1.11 &   1.11\\
     4    1 &   1.76 &   1.65 &   1.60 &   1.57 &   1.53 &   1.51 &   1.48\\
     4    2 &   1.16 &   1.09 &   1.06 &   1.05 &   1.04 &   1.02 &   1.01\\
     4    3 &   0.99 &   1.00 &   1.00 &   0.99 &   0.98 &   0.96 &   0.94\\
     5    1 &   1.44 &   1.40 &   1.39 &   1.41 &   1.43 &   1.46 &   1.47\\
     5    2 &   1.35 &   1.33 &   1.33 &   1.35 &   1.38 &   1.42 &   1.45\\
     5    3 &   1.32 &   1.30 &   1.28 &   1.25 &   1.22 &   1.18 &   1.16\\
     5    4 &   1.06 &   1.06 &   1.07 &   1.08 &   1.08 &   1.08 &   1.08\\
\hline
\end{tabular}
\end{table}