\begin{tabular}{cc}
	\resizebox{60mm}{!}{
		\begin{tabular}{|ccc|c|}
        \hline
        \textbf{learner} & \textbf{mean} & \textbf{Equal}  & \textbf{Description} \\
        \hline
                manualUp & 60.4 & & \boxplot{39.6}{14.5}{60.4}{63.4}{10.7} \\
                nBayes & 48.5 & $<$ & \boxplot{13.2}{28.5}{48.5}{59.1}{24.1} \\
				which10 & 45.9 & $<$ & \boxplot{0.0}{33.5}{45.9}{64.1}{19.4} \\
                manualDown & 44.7 & $<$ & \boxplot{28.3}{9.4}{44.7}{48.1}{15.4} \\
                micro10010 & 33.3 & $<$ & \boxplot{9.3}{15.5}{33.3}{49.1}{25.3} \\
                jRip & 32.6 & $<$ & \boxplot{0.0}{24}{32.6}{40.8}{30.2} \\
                j48 & 30.7 & $=$ & \boxplot{0.0}{19.8}{30.7}{38.4}{45.2} \\
        \hline
		\end{tabular}
	} &
	\resizebox{60mm}{!}{
		\begin{tabular}{|ccc|c|}
        \hline
        \textbf{learner} & \textbf{mean} & \textbf{Equal}  & \textbf{Description} \\
        \hline
                manualUp & 57.4 & & \boxplot{39.6}{0}{57.4}{64.7}{6.8} \\
                micro10010 & 52.6 & $=$ & \boxplot{28.6}{8.6}{52.6}{60.6}{22.8} \\
                nBayes & 50.6 & $<$ & \boxplot{13.2}{29.8}{50.6}{55.8}{17.3} \\
                which10 & 45.9 & $=$ & \boxplot{30.5}{0}{45.9}{52.0}{12.1} \\
                manualDown & 45.0 & $=$ & \boxplot{34.6}{0}{45.0}{45.9}{17.6} \\
				jRip & 27.7 & $=$ & \boxplot{27.7}{0}{27.7}{43.7}{6.4} \\
                j48 & 20.5 & $<$ & \boxplot{19.8}{0}{20.5}{26.2}{14.3} \\
        \hline
		\end{tabular}
	} \\
	Release 4 & Release 19 \\
	&\\
	\resizebox{60mm}{!}{
		\begin{tabular}{|ccc|c|}
        \hline
        \textbf{learner} & \textbf{mean} & \textbf{Equal}  & \textbf{Description} \\
        \hline
                manualUp & 63.1 & & \boxplot{47.7}{0}{63.1}{68.0}{6.1} \\
				which10 & 51.9 & $<$ & \boxplot{33.0}{0}{51.9}{64.1}{14} \\
				nBayes & 48.5 & $=$ & \boxplot{13.2}{0}{48.5}{55.8}{15.6} \\
                manualDown & 48.1 & $=$ & \boxplot{28.3}{12.1}{48.1}{53.6}{6.6} \\
                j48 & 30.7 & $<$ & \boxplot{9.1}{15.4}{30.7}{37.6}{21.9} \\
                micro10010 & 28.1 & $>$ & \boxplot{24.8}{0}{28.1}{56.9}{9.5} \\
                jRip & 27.8 & $<$ & \boxplot{0.0}{24}{27.8}{36.8}{34.2} \\
        \hline
		\end{tabular}
	} &
	\resizebox{60mm}{!}{
		\begin{tabular}{|ccc|c|}
        \hline
        \textbf{learner} & \textbf{mean} & \textbf{Equal}  & \textbf{Description} \\
        \hline
                manualUp & 57.4 & & \boxplot{43.1}{11}{57.4}{62.6}{8.6} \\
				nBayes & 50.8 & $<$ & \boxplot{25.3}{0}{50.8}{55.8}{27.4} \\
                which10 & 37.7 & $<$ & \boxplot{30.5}{0}{37.7}{41.3}{23} \\
                manualDown & 37.7 & $>$ & \boxplot{37.7}{0}{37.7}{37.7}{25.9} \\
				jRip & 30.5 & $<$ & \boxplot{17.5}{0}{30.5}{40.7}{6.6} \\
                micro10010 & 28.1 & $>$ & \boxplot{25.1}{0}{28.1}{52.6}{30.8} \\
                j48 & 26.4 & $<$ & \boxplot{18.9}{0}{26.4}{31.1}{28.4} \\
        \hline
		\end{tabular}
	} \\
	Release 24 & Release 30 \\
\end{tabular}