\begin{figure}
\begin{center}
\begin{tabular}{r|rr}
study & NOVA\\\hline
nasa93 flight & 72\%  \\ 
nasa93 ground & 73\% \\
nasa93 osp & 42\%     \\
nasa93 ops2 & 5\%   \\
\end{tabular}
\end{center}
\caption{
Improvements in effort estimates ($\frac{initial - final}{initial}$) found
by NOVA. From~\cite{me09i}.
}\label{fig:compare1}
\end{figure}

%\begin{figure}[!t]
%\begin{center}
%\begin{tabular}{|r||c|c|c|c|c|}
%\multicolumn{1}{c}{}&\multicolumn{5}{c}{Percentage of Original Value}\\\hline
%project&ALL&OSP&OSP2&Flight&Ground\\\hline\hline
%Effort&5\%&54\%&78\%&9\%&13\%\\\hline
%\end{tabular}
%\end{center}
%\caption{Percent reductions of effort (COCOMOII) for NASA projects using STAR}\label{fig:star-perc}
%\end{figure}
