\begin{table}[htbp]
\centering
\caption{DADOS-Laplace2DNU.}
\begin{tabular}{ccccc}
\toprule
$N$ & $l_1$ & $l_{\infty}$ & $p_{E}^{*}$ - $l_1$ & $p_{E}^{*}$ - $l_{\infty}$
\\ \midrule

   5&1.0865134808E-10&4.6836138316E-10&&\\
   9&4.5827633864E-11&1.6772097414E-10&1.2454163701E+00&1.4815590145E+00\\
  17&2.7671530024E-11&1.1850918685E-10&7.2781538338E-01&5.0106421323E-01\\
  33&6.2622026269E-11&3.2546351294E-09&-1.1782677746E+00&-4.7794250083E+00\\
  65&6.3122544586E-11&6.7726270364E-09&-1.1485173503E-02&-1.0572197349E+00\\
 129&6.3607542109E-11&1.2895941544E-08&-1.1042475476E-02&-9.2912965456E-01\\
 257&6.3515112080E-11&1.6594901004E-08&2.0979481425E-03&-3.6382291368E-01\\
 513&1.9963669749E-10&6.4391828596E-08&-1.6522051466E+00&-1.9561375970E+00\\
\bottomrule
\end{tabular}
%\label{tab:addlabel}
\end{table}
