\begin{table}%t3 \caption {\label{tab:ellipse}Percentage of galaxies classified as barred and unbarred galaxies erroneously found to be barred by applying the ellipse fitting method to the sample of artificial galaxies.} %\centering \par \begin{tabular}{c c c c c} \hline\hline \noalign{\smallskip} $\Delta$PA & \multicolumn{3}{c}{Barred} & \multicolumn{1}{c}{Unbarred} \\ & Ferrers bars & Freeman bars & Flat bars & \\ \noalign{\smallskip} \hline \multicolumn{5}{c}{$\Delta \epsilon=0.10$} \\ 10$^{\circ}$ & 39 & 46 & 22 & 2 \\ 20$^{\circ}$ & 53 & 58 & 34 & 3 \\ 30$^{\circ}$ & 57 & 63 & 37 & 4 \\ \hline \multicolumn{5}{c}{$\Delta \epsilon=0.08$} \\ 10$^{\circ}$ & 48 & 55 & 30 & 3 \\ 20$^{\circ}$ & 62 & 67 & 40 & 5 \\ 30$^{\circ}$ & 66 & 71 & 43 & 6 \\ \hline \multicolumn{5}{c}{$\Delta \epsilon=0.05$} \\ \par 10$^{\circ}$ & 65 & 70 & 43 & 9 \\ 20$^{\circ}$ & 77 & 81 & 54 & 13 \\ 30$^{\circ}$ & 79 & 83 & 57 & 15 \\ \hline \end{tabular} \end{table}