\begin{tabular}{|c|c|c|c|c|c|c|c|c|c|c|c|c|c|c|c|c|c|c|c|c|c|c|} 
 	\hline 
	\includegraphics[scale=0.05]{\figdir/six5.eps} &
	\includegraphics[scale=0.05]{\figdir/six8.eps} &
	\includegraphics[scale=0.05]{\figdir/six2.eps} &
	\includegraphics[scale=0.05]{\figdir/six3.eps} &
	\includegraphics[scale=0.05]{\figdir/six10.eps} &
	\includegraphics[scale=0.05]{\figdir/six6.eps} &
	\includegraphics[scale=0.05]{\figdir/six4.eps} &
	\includegraphics[scale=0.05]{\figdir/six1.eps} &
	\includegraphics[scale=0.05]{\figdir/six9.eps} &
	\includegraphics[scale=0.05]{\figdir/six7.eps} &
	\includegraphics[scale=0.05]{\figdir/U2.eps} &
	\includegraphics[scale=0.05]{\figdir/U8upsidedown.eps} &
	\includegraphics[scale=0.05]{\figdir/U1.eps} &
	\includegraphics[scale=0.05]{\figdir/U6.eps} &
	\includegraphics[scale=0.05]{\figdir/U5.eps} &
	\includegraphics[scale=0.05]{\figdir/U4.eps} &
	\includegraphics[scale=0.05]{\figdir/small-b2.eps} &
	\includegraphics[scale=0.05]{\figdir/U3.eps} &
	\includegraphics[scale=0.05]{\figdir/small-b9.eps} &
	\includegraphics[scale=0.05]{\figdir/U9.eps} &
	\includegraphics[scale=0.05]{\figdir/small-b1.eps} &
	\includegraphics[scale=0.05]{\figdir/small-b3.eps} &
	\includegraphics[scale=0.05]{\figdir/U10.eps} &
\\ \hline 
 	 - & 1.9 & 1.9 & 2.0 & 2.4 & 2.4 & 2.6 & 3.7 & 3.9 & 4.6 & 6.2 & 6.3 & 6.4 & 6.5 & 7.1 & 7.2 & 7.5 & 7.5 & 7.9 & 8.2 & 8.2 & 8.2 & 8.6 \\ \hline 
\end{tabular}