\begin{table}%t1
\caption{\label{tab_comp}Mean energy of escaping pairs and radiated power efficiency of the cascade.}
\small
%\centering
\par
\begin{tabular}{c c c c c c}
\hline\hline
\noalign{\smallskip}
$\psi$ & $30\degr$ & $60\degr$ & $90\degr$ & $120\degr$ & $150\degr$ \\
\noalign{\smallskip}
\hline
\noalign{\smallskip}
$\left\langle E_{\rm e}\right\rangle$ (GeV) & 400 & 100 & 70 & 200 & 1000 \\
$P_{\rm r}/P_{\rm a}$ & 80\% & 70\% & 60\% & 40\% & 15\% \\ 
\noalign{\smallskip}
\hline
\end{tabular}
\end{table}