\begin{table}%t1
\caption{Linear correlation coefficients, $r$, between the chromospheric network
maps shown in Fig.~\ref{network}. {\it Upper part}: with respect to hump~1; {\it lower part}: with respect to C~{\sc iii}~lines. Values for the total areas are given as well as for the lane and cell regions.}\label{tab1}
%\centering
\par
\begin{tabular}{l|ccccccc}
\hline \hline
$r$&Hump 2&Hump 3&Continuum&C~{\sc i} lines&S~{\sc i} lines&He~{\sc i} line&
C~{\sc iii} lines\\
\hline
Hump 1 &&&&&&& \\ \cline{1-1}
Total & 0.835 & 0.783 & 0.886 & 0.732 & 0.941 & 0.464 & 0.485 \\
Lane &  0.767 & 0.706 & 0.830 & 0.642 & 0.904 & 0.355 & 0.408 \\
Cell &  0.439 & 0.451 & 0.497 & 0.138 & 0.754 & 0.010 & --0.042 \\
\hline
C~{\sc iii} lines&&&&&&& \\ \cline{1-1}
Total &&&& 0.819 & 0.530 & 0.635 &  \\
Lane &&&&  0.812 & 0.459 & 0.603 &  \\
Cell &&&&  0.719 & 0.100 & 0.544 &  \\
\hline
\end{tabular}
\end{table}