\begin{figure}[!t]
\renewcommand{\baselinestretch}{0.5}
\noindent
{\scriptsize
\begin{tabular}{c r  @{} c }
\multicolumn{3}{c}{Flight} \\\hline
Rank & Change  & 50\% \\
\hline
 \rowcolor[rgb]{0.8,0.8,0.8}1 & reducefunc  & \boxplot{20.200000}{3.200000}{23.400000}{8.200000}{31.600000}  \\ 
 \rowcolor[rgb]{0.8,0.8,0.8}1 & improveteam  & \boxplot{17.900000}{7.600000}{25.500000}{8.400000}{33.900000}  \\ 
 \rowcolor[rgb]{0.8,0.8,0.8}1 & none  & \boxplot{22.800000}{4.400000}{27.200000}{5.400000}{32.600000}  \\ 
2 & archriskresl  & \boxplot{25.100000}{5.200000}{30.300000}{1.200000}{31.500000}  \\ 
3 & relaxschedule  & \boxplot{25.000000}{5.400000}{30.400000}{8.900000}{39.300000}  \\ 
3 & improveprecflex  & \boxplot{20.800000}{10.700000}{31.500000}{11.900000}{43.400000}  \\ 
4 & firstreuse  & \boxplot{24.700000}{4.800000}{29.500000}{15.600000}{45.100000}  \\ 
4 & improvepmat  & \boxplot{26.600000}{5.200000}{31.800000}{7.500000}{39.300000}  \\ 
5 & thirdreuse  & \boxplot{29.500000}{4.400000}{33.900000}{9.200000}{43.100000}  \\ 
5 & fourthreuse  & \boxplot{31.200000}{2.800000}{34.000000}{8.900000}{42.900000}  \\ 
5 & secondreuse  & \boxplot{28.800000}{7.300000}{36.100000}{4.400000}{40.500000}  \\ 
6 & reducequality  & \boxplot{33.600000}{2.600000}{36.200000}{3.700000}{39.900000}  \\ 
7 & improvepcap  & \boxplot{31.600000}{5.600000}{37.200000}{10.200000}{47.400000}  \\ 
8 & improvetool-  & \boxplot{41.200000}{7.000000}{48.200000}{12.500000}{60.700000}  \\ 
  & techplat  \\
\end{tabular}~\begin{tabular}{|c r    @{} c  }
\multicolumn{3}{|c}{Ground} \\\hline
Rank & Change &  50\% \\
\hline
  \rowcolor[rgb]{0.8,0.8,0.8}1 & firstreuse &  \boxplot{22.200000}{3.700000}{25.900000}{12.800000}{38.700000}  \\ 
 \rowcolor[rgb]{0.8,0.8,0.8}1 & secondreuse &  \boxplot{23.400000}{4.000000}{27.400000}{11.000000}{38.400000}  \\ 
 \rowcolor[rgb]{0.8,0.8,0.8}1 & improveteam &  \boxplot{20.900000}{8.500000}{29.400000}{10.300000}{39.700000}  \\ 
 \rowcolor[rgb]{0.8,0.8,0.8}1 & improvepcap &  \boxplot{24.900000}{5.400000}{30.300000}{12.500000}{42.800000}  \\ 
 \rowcolor[rgb]{0.8,0.8,0.8}1 & thirdreuse & \boxplot{23.500000}{7.000000}{30.500000}{10.400000}{40.900000}  \\ 
2 & fourthreuse &  \boxplot{27.200000}{4.200000}{31.400000}{12.700000}{44.100000}  \\ 
2 & relaxschedule &  \boxplot{27.900000}{4.800000}{32.700000}{2.000000}{34.700000}  \\ 
2 & improvepmat &  \boxplot{28.000000}{4.800000}{32.800000}{9.300000}{42.100000}  \\ 
3 & improveprecflex &  \boxplot{24.200000}{12.100000}{36.300000}{4.700000}{41.000000}  \\ 
4 & reducefunc &  \boxplot{24.100000}{13.100000}{37.200000}{3.800000}{41.000000}  \\ 
5 & none &  \boxplot{34.200000}{0.600000}{34.800000}{11.000000}{45.800000}  \\ 
5 & archriskresl &  \boxplot{27.700000}{9.600000}{37.300000}{9.200000}{46.500000}  \\ 
5 & reducequality &  \boxplot{32.300000}{5.600000}{37.900000}{3.600000}{41.500000}  \\ 
6 & improvetool-&  \boxplot{41.100000}{14.800000}{55.900000}{8.600000}{64.500000}  \\ 
&    techplat\\
\end{tabular}
}
\caption{EFFORT: staff months (normalized 0..100\%):  top-ranked changes are shaded.}
\label{fig:effort}
\end{figure}
\begin{figure}[!t]
\renewcommand{\baselinestretch}{0.5}
\noindent
{\scriptsize
\begin{tabular}{c r   @{} c }
\multicolumn{3}{c}{Flight} \\\hline
Rank & Change &  50\% \\
\hline
 \rowcolor[rgb]{0.8,0.8,0.8}1 & reducefunc &  \boxplot{55.300000}{2.500000}{57.800000}{6.300000}{64.100000}  \\ 
 \rowcolor[rgb]{0.8,0.8,0.8}1 & improveteam &  \boxplot{52.300000}{6.000000}{58.300000}{6.900000}{65.200000}  \\ 
 \rowcolor[rgb]{0.8,0.8,0.8}1 & none &  \boxplot{56.200000}{3.500000}{59.700000}{4.900000}{64.600000}  \\ 
2 & relaxschedule &  \boxplot{59.100000}{2.000000}{61.100000}{6.900000}{68.000000}  \\ 
3 & archriskresl &  \boxplot{60.900000}{3.200000}{64.100000}{1.900000}{66.000000}  \\ 
3 & improveprecflex &  \boxplot{57.900000}{7.200000}{65.100000}{7.900000}{73.000000}  \\ 
3 & firstreuse &  \boxplot{58.500000}{6.700000}{65.200000}{7.500000}{72.700000}  \\ 
3 & improvepmat &  \boxplot{60.700000}{4.700000}{65.400000}{5.600000}{71.000000}  \\ 
4 & secondreuse &  \boxplot{62.000000}{4.700000}{66.700000}{5.200000}{71.900000}  \\ 
5 & thirdreuse &  \boxplot{64.600000}{1.800000}{66.400000}{5.600000}{72.000000}  \\ 
6 & fourthreuse &  \boxplot{66.500000}{0.500000}{67.000000}{4.900000}{71.900000}  \\ 
6 & reducequality &  \boxplot{64.200000}{3.200000}{67.400000}{3.700000}{71.100000}  \\ 
6 & improvepcap &  \boxplot{65.700000}{3.100000}{68.800000}{3.900000}{72.700000}  \\ 
7 & improvetool- & \boxplot{66.800000}{7.500000}{74.300000}{5.200000}{79.500000}  \\ 
  & techplat & \\
\end{tabular}~\begin{tabular}{|c r   @{} c }
\multicolumn{3}{|c}{Ground} \\\hline
Rank & Change &  50\% \\
\hline
 \rowcolor[rgb]{0.8,0.8,0.8}1 & firstreuse &  \boxplot{55.700000}{3.600000}{59.300000}{7.700000}{67.000000}  \\ 
 \rowcolor[rgb]{0.8,0.8,0.8}1 & secondreuse &  \boxplot{58.500000}{3.200000}{61.700000}{5.600000}{67.300000}  \\ 
 \rowcolor[rgb]{0.8,0.8,0.8}1 & improveteam &  \boxplot{55.200000}{7.500000}{62.700000}{5.900000}{68.600000}  \\ 
2 & improvepcap &  \boxplot{59.600000}{4.000000}{63.600000}{8.000000}{71.600000}  \\ 
2 & relaxschedule  & \boxplot{61.700000}{2.400000}{64.100000}{4.500000}{68.600000}  \\ 
2 & improvepmat &  \boxplot{60.300000}{3.900000}{64.200000}{6.400000}{70.600000}  \\ 
2 & thirdreuse &  \boxplot{59.300000}{5.400000}{64.700000}{8.600000}{73.300000}  \\ 
2 & fourthreuse &  \boxplot{61.500000}{3.700000}{65.200000}{9.300000}{74.500000}  \\ 
3 & reducefunc &  \boxplot{59.000000}{8.000000}{67.000000}{4.900000}{71.900000}  \\ 
4 & none &  \boxplot{65.800000}{1.400000}{67.200000}{3.200000}{70.400000}  \\ 
4 & improveprecflex  & \boxplot{61.000000}{8.200000}{69.200000}{4.200000}{73.400000}  \\ 
5 & reducequality &  \boxplot{64.400000}{5.400000}{69.800000}{1.200000}{71.000000}  \\ 
6 & archriskresl &  \boxplot{63.400000}{5.500000}{68.900000}{6.900000}{75.800000}  \\ 
7 & improvetool- &  \boxplot{69.800000}{8.600000}{78.400000}{7.400000}{85.800000}  \\ 
  & techplat & 
\end{tabular}
}

\caption{MONTHS: calendar (normalized 0..100\%): top-ranked changes are shaded. }
\label{fig:time}
\end{figure}
\begin{figure}[!t]
\renewcommand{\baselinestretch}{0.5}
\noindent
{\scriptsize
\begin{tabular}{c r   @{} c }
\multicolumn{3}{c}{Flight} \\\hline
Rank & Change &  Defects \\
\hline
 \rowcolor[rgb]{0.8,0.8,0.8}1 & relaxschedule  & \boxplot{3.500000}{0.700000}{4.200000}{6.100000}{10.300000}  \\ 
 \rowcolor[rgb]{0.8,0.8,0.8}1 & none &  \boxplot{4.100000}{0.200000}{4.300000}{2.400000}{6.700000}  \\ 
 \rowcolor[rgb]{0.8,0.8,0.8}1 & improveteam  & \boxplot{3.600000}{1.700000}{5.300000}{21.000000}{26.300000}  \\ 
2 & improveprecflex  & \boxplot{4.300000}{0.600000}{4.900000}{12.800000}{17.700000}  \\ 
2 & reducefunc &  \boxplot{4.300000}{1.200000}{5.500000}{0.200000}{5.700000}  \\ 
3 & secondreuse &  \boxplot{5.900000}{1.700000}{7.600000}{35.500000}{43.100000}  \\ 
3 & improvetooltp  & \boxplot{6.400000}{1.300000}{7.700000}{23.300000}{31.000000}  \\ 
3 & improvepcap &  \boxplot{5.900000}{2.000000}{7.900000}{6.800000}{14.700000}  \\ 
3 & archriskresl &  \boxplot{5.200000}{2.800000}{8.000000}{4.600000}{12.600000}  \\ 
3 & improvepmat &  \boxplot{4.400000}{12.100000}{16.500000}{21.200000}{37.700000}  \\ 
3 & reducequality  & \boxplot{5.700000}{23.900000}{29.600000}{19.500000}{49.100000}  \\ 
4 & fourthreuse &  \boxplot{6.600000}{6.200000}{12.800000}{11.000000}{23.800000}  \\ 
4 & thirdreuse &  \boxplot{7.700000}{5.300000}{13.000000}{31.200000}{44.200000}  \\ 
5 & firstreuse &  \boxplot{5.600000}{11.200000}{16.800000}{48.400000}{65.200000}  \\ 
\end{tabular}
\begin{tabular}{|c r  @{} c} 
\multicolumn{3}{|c}{Ground} \\\hline
Rank & Change &  50\% \\
\hline
 \rowcolor[rgb]{0.8,0.8,0.8}1 & improveprecflex  & \boxplot{3.800000}{2.200000}{6.000000}{27.500000}{33.500000}  \\ 
 \rowcolor[rgb]{0.8,0.8,0.8}1 & fourthreuse  & \boxplot{6.500000}{0.400000}{6.900000}{19.300000}{26.200000}  \\ 
 \rowcolor[rgb]{0.8,0.8,0.8}1 & firstreuse &  \boxplot{5.600000}{2.000000}{7.600000}{6.500000}{14.100000}  \\ 
 \rowcolor[rgb]{0.8,0.8,0.8}1 & thirdreuse &  \boxplot{6.100000}{1.500000}{7.600000}{24.900000}{32.500000}  \\ 
 \rowcolor[rgb]{0.8,0.8,0.8}1 & secondreuse &  \boxplot{6.700000}{0.900000}{7.600000}{29.700000}{37.300000}  \\ 
 \rowcolor[rgb]{0.8,0.8,0.8}1 & improvepcap &  \boxplot{7.400000}{1.700000}{9.100000}{8.900000}{18.000000}  \\ 
 \rowcolor[rgb]{0.8,0.8,0.8}1 & reducefunc &  \boxplot{5.200000}{10.500000}{15.700000}{36.300000}{52.000000}  \\ 
 \rowcolor[rgb]{0.8,0.8,0.8}1 & improvepmat &  \boxplot{5.500000}{12.300000}{17.800000}{23.400000}{41.200000}  \\ 
2 & improveteam &  \boxplot{5.400000}{12.300000}{17.700000}{21.900000}{39.600000}  \\ 
3 & archriskresl &  \boxplot{6.700000}{2.000000}{8.700000}{46.500000}{55.200000}  \\ 
4 & improvetooltp &  \boxplot{7.100000}{48.800000}{55.900000}{13.300000}{69.200000}  \\ 
5 & relaxschedule &  \boxplot{5.300000}{13.600000}{18.900000}{18.200000}{37.100000}  \\ 
6 & none &  \boxplot{11.500000}{11.200000}{22.700000}{14.200000}{36.900000}  \\ 
7 & reducequality &  \boxplot{5.400000}{27.600000}{33.000000}{15.900000}{48.900000}  \\ 
\end{tabular}}

\caption{Defect / KLOC (normalized 0..100\%): top-ranked changes are shaded.   }
\label{fig:defect}
\end{figure}
