\end{itemize}
+The following chart quantifies the performance gain conferred by each
+of the major optimizations outlined in this section:
+
+\epsfig{file=charts/chart10,width=3in}
+
+
+
\subsection{Overall Performance}
All times are measured in seconds. All tests were performed on a dual
substitute wall-clock time on an otherwise-quiescent machine as an
approximation.
+\epsfig{file=charts/chart11,width=3in}
+
+
\section{Conclusion}