\singlespacing
\begin{figure}[!t]
\begin{center}
\includegraphics[width=3.2in]{figures/nasa/ground-all/Energy.pdf} 
\includegraphics[width=3.2in]{figures/nasa/ground-all/Defects.pdf} 
\includegraphics[width=3.2in]{figures/nasa/ground-all/Effort.pdf} 
\includegraphics[width=3.2in]{figures/nasa/ground-all/Threat.pdf} 
\includegraphics[width=3.2in]{figures/nasa/ground-all/Months.pdf} 

{\scriptsize
\begin{tabular}{r|r@{~=~}l}
X& feature & range\\\hline
1&rely & 4\\
2&site & 6\\
3&ltex & 4\\
4&pcon & 5\\
5&team & 6\\
6&resl & 6\\
7&plex & 4\\
8&prec & 6\\
9&flex & 6\\
10&stor & 4\\
11&acap & 5\\
12&pcap & 5\\
13&peer-reviews & 6\hey\\
14&pmat & 3\\
15&apex & 5\\
16&automated-analysis & 6\hey\\
\end{tabular}
}
\end{center}
\caption{Default analysis: ground results.}\label{fig:groundall}
\end{figure}
\doublespacing
