\begin{tabular}{c | c | c}
{\bf Benchmark} & {\bf Easy} & {\bf Moderate} & {\bf Hard}\\ \hline
Car (Detection) & 31.52 \% & 21.66 \% & 17.99 \%\\
Car (Orientation) & 30.65 \% & 20.82 \% & 17.14 \%
\end{tabular}