\begin{figure}[!t]
\begin{center}
\includegraphics[width=3.2in]{flight/tactical/Energy.pdf} 
\includegraphics[width=3.2in]{flight/tactical/Defects.pdf} 
\includegraphics[width=3.2in]{flight/tactical/Effort.pdf} 
\includegraphics[width=3.2in]{flight/tactical/Threat.pdf} 
\includegraphics[width=3.2in]{flight/tactical/Months.pdf} 

{\scriptsize
\begin{tabular}{r|r@{~=~}l}
X& feature & range\\\hline
1&ruse&2\\
2&stor&3\\
3&data&3\\
4&cplx&4\\
5&cplx&3\\
6&flex&5\\
7&data&2\\
8&docu&1\\
9&execution testing and tools&6\hey\\
10&resl&5\\
11&stor&4\\
\end{tabular}
}
\end{center}
\caption{Tactical analysis: flight results.}\label{fig:osp}
\end{figure}