\documentclass{report}

\begin{document}

\begin{table}
\begin{center}
\centering
\caption{The initial values for the simulation}
%\lable{tab-1}
\begin{tabular}{|c|c|c|c|p{1cm}|}
\hline Rule number& Residual energy&Distance from BS&density& radius\\
\hline  1&   low&   1&   high&    small small small \\
\hline 2&   low&   1&   medium&   small small small \\
\hline 3&   medium&   2&   medium&   small small small \\
\hline 4&   ...&   ...&   ...&   ...\\
\hline 5&   ...&   ...&   ...&   ...\\
\hline ... &   ...&   ...&   ...&   ...\\
\hline 44&   high&   3&   medium&   large\\
\hline 45&   high&   3&   low&   large\\
\hline
\end{tabular}
\end{center}
\end{table}

\end{document}