\begin{center}
\begin{tabular}{@{}rrrrr@{}}
\toprule
$m$ & $D_\theta$ & Maximum node fraction & Minimum midpoint fraction & Node upper bound \\
\midrule
4 & 0 & 0.000000 & 0.500000 & 0.000000 \\
4 & 0.0001 & 0.005921 & 0.495675 & 0.006147 \\
4 & 0.001 & 0.054322 & 0.460341 & 0.059411 \\
6 & 0 & 0.000000 & 0.500000 & 0.000000 \\
6 & 0.0001 & 0.042055 & 0.464697 & 0.045058 \\
6 & 0.001 & 0.253483 & 0.316122 & 0.362835 \\
\bottomrule
\end{tabular}
\end{center}