\begin{table}%t2
\caption{\label{st:g1g2}Statistics of different types of spectra in the
14--53~keV energy range.}
%\centering

\small\begin{tabular}{cccc}
 \hline\hline
 Area & Type of & Partially & Non-occulted \\
 in Fig.~\ref{g1g2} & spectrum & occulted & \\
  \hline
  I & non-thermal & 30.4\% & 55.2\% \\
   & (${\gamma}1 \sim {\gamma}2$) & (7/23) & (185/335) \\
  II & thermal + non-thermal & 17.4\% & 24.2\% \\
   & (${\gamma}1 > {\gamma}2$) & (4/23) & (81/335) \\
  III & quasi-thermal & 52.2\% & 1.8\% \\
   & (${\gamma}1 < {\gamma}2$) & (12/23) & (6/335) \\
  IV & albedo & 0\% & 18.8\% \\
   & (${\gamma}1 < {\gamma}2$) & (0/23) & (63/335) \\
 \hline
\end{tabular}
\end{table}