\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/eight1.eps} &
	\includegraphics[scale=0.05]{\figdir/eight4.eps} &
	\includegraphics[scale=0.05]{\figdir/eight2.eps} &
	\includegraphics[scale=0.05]{\figdir/eight6.eps} &
	\includegraphics[scale=0.05]{\figdir/eight7.eps} &
	\includegraphics[scale=0.05]{\figdir/eight3.eps} &
	\includegraphics[scale=0.05]{\figdir/eight5.eps} &
	\includegraphics[scale=0.05]{\figdir/eight10.eps} &
	\includegraphics[scale=0.05]{\figdir/eight9diffstart.eps} &
	\includegraphics[scale=0.05]{\figdir/y9noloop.eps} &
	\includegraphics[scale=0.05]{\figdir/U2.eps} &
	\includegraphics[scale=0.05]{\figdir/U4.eps} &
	\includegraphics[scale=0.05]{\figdir/U7reverse.eps} &
	\includegraphics[scale=0.05]{\figdir/U6.eps} &
	\includegraphics[scale=0.05]{\figdir/U5.eps} &
	\includegraphics[scale=0.05]{\figdir/U1.eps} &
	\includegraphics[scale=0.05]{\figdir/U8upsidedown.eps} &
	\includegraphics[scale=0.05]{\figdir/U3.eps} &
	\includegraphics[scale=0.05]{\figdir/y2.eps} &
	\includegraphics[scale=0.05]{\figdir/y1.eps} &
	\includegraphics[scale=0.05]{\figdir/y3.eps} &
	\includegraphics[scale=0.05]{\figdir/U9.eps} &
	\includegraphics[scale=0.05]{\figdir/g6.eps} &
\\ \hline 
 	 - & 2.3 & 2.4 & 2.6 & 3.0 & 3.2 & 3.3 & 3.6 & 4.2 & 5.9 & 7.4 & 7.5 & 7.7 & 8.0 & 8.3 & 8.3 & 8.3 & 8.4 & 8.8 & 8.9 & 9.0 & 9.6 & 10.0 \\ \hline 
\end{tabular}