\begin{tabular}{c | c | c}
{\bf Error} & {\bf Fl-bg} & {\bf Fl-fg} & {\bf Fl-all}\\ \hline
All / All & 4.18 \% & 4.33 \% & 4.21 \%\\
All / Est & 4.18 \% & 4.33 \% & 4.21 \%\\
Noc / All & 4.30 \% & 4.33 \% & 4.31 \%\\
Noc / Est & 4.30 \% & 4.33 \% & 4.31 \%
\end{tabular}