\scriptsize
\begin{figure} [h]
\begin{center}
\begin{tabular}{|c|ccc|c|} \cline{1-5}
\textit{key}& \textit{win}& \textit{loss}& \textit{ties}& \textit{win-loss}\\\cline{1-5}
 disctree3& 1& 0& 1& 1\\
 disctree4& 0& 0& 2& 0\\
 disctree2& 0& 1& 1& -1\\