\begin{table}%T3
\caption{Mean values and standard deviations of the M2/M1 ratio (33--53/23--33~keV), electron beam power
above 20 keV and coronal pressure for both non-WLFs and WLFs.}\label{tab3}
%\centering
\par
\begin{tabular}{llllll} \hline\hline
Mean M2/M1  & Mean M2/M1 & Mean $P_{\rm e} > 20$~keV & Mean $P_{\rm e} > 20$ keV erg s$^{-1}$ & Mean pressure & Mean pressure  \\ 
WLF & Non-WLF & erg s$^{-1}$ (WLF) &  (non-WLF) & dynes cm$^{-2}$ (WLF) & dynes cm$^{-2}$ (non-WLF)\\ \hline
0.56 $\pm$ 0.22 & 0.48 $\pm$ 0.20 & $1.29  \pm 2.25 \times 10^{29}$ & $1.48  \pm 1.56 \times 10^{28}$ & 735 $\pm$ 486 & 290 $\pm$ 145 \\ \hline
\end{tabular}
\end{table}