\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/U6.eps} &
	\includegraphics[scale=0.05]{\figdir/U1.eps} &
	\includegraphics[scale=0.05]{\figdir/U2.eps} &
	\includegraphics[scale=0.05]{\figdir/U5.eps} &
	\includegraphics[scale=0.05]{\figdir/U8upsidedown.eps} &
	\includegraphics[scale=0.05]{\figdir/U4.eps} &
	\includegraphics[scale=0.05]{\figdir/U3.eps} &
	\includegraphics[scale=0.05]{\figdir/U9.eps} &
	\includegraphics[scale=0.05]{\figdir/U10.eps} &
	\includegraphics[scale=0.05]{\figdir/six4.eps} &
	\includegraphics[scale=0.05]{\figdir/six2.eps} &
	\includegraphics[scale=0.05]{\figdir/six1.eps} &
	\includegraphics[scale=0.05]{\figdir/eight9diffstart.eps} &
	\includegraphics[scale=0.05]{\figdir/six8.eps} &
	\includegraphics[scale=0.05]{\figdir/six10.eps} &
	\includegraphics[scale=0.05]{\figdir/V2.eps} &
	\includegraphics[scale=0.05]{\figdir/six6.eps} &
	\includegraphics[scale=0.05]{\figdir/six5.eps} &
	\includegraphics[scale=0.05]{\figdir/six7.eps} &
	\includegraphics[scale=0.05]{\figdir/six9.eps} &
	\includegraphics[scale=0.05]{\figdir/seven9.eps} &
	\includegraphics[scale=0.05]{\figdir/seven4.eps} &
	\includegraphics[scale=0.05]{\figdir/seven10.eps} &
\\ \hline 
 	 - & 0.8 & 0.9 & 0.9 & 0.9 & 1.0 & 1.1 & 1.5 & 1.8 & 2.7 & 3.6 & 3.7 & 4.1 & 4.4 & 4.7 & 5.2 & 5.3 & 5.4 & 5.4 & 5.5 & 5.8 & 6.0 & 6.1 \\ \hline 
\end{tabular}