\begin{table}[htbp]
\centering
\caption{DADOS-Laplace2DHX6HY4.}
\begin{tabular}{ccccc}
\toprule
$N$ & $l_1$ & $l_{\infty}$ & $p_{E}^{*}$ - $l_1$ & $p_{E}^{*}$ - $l_{\infty}$
\\ \midrule

   5&1.0190971445E-02&1.6565446555E-02&&\\
   9&2.1633639070E-03&4.3224982011E-03&2.2359433100E+00&1.9382398261E+00\\
  17&4.8858820314E-04&1.1088416764E-03&2.1465854309E+00&1.9628119753E+00\\
  33&1.1544112830E-04&2.7796145785E-04&2.0814617249E+00&1.9960966304E+00\\
  65&2.8015156480E-05&6.9627163395E-05&2.0428778496E+00&1.9971626982E+00\\
 129&6.8978587582E-06&1.7409801076E-05&2.0219870575E+00&1.9997505305E+00\\
 257&1.7112098751E-06&4.3526384779E-06&2.0111318751E+00&1.9999376162E+00\\
 513&4.2614491776E-07&1.0881713836E-06&2.0056006814E+00&1.9999844030E+00\\
1025&1.0632899646E-07&2.7204481196E-07&2.0028090459E+00&1.9999895737E+00\\
2049&2.6556342690E-08&6.8011248897E-08&2.0014067016E+00&1.9999990262E+00\\
\bottomrule
\end{tabular}
%\label{tab:addlabel}
\end{table}
