\begin{table}[htbp]
\centering
\caption{DADOS-FONTE4-UN.}
\begin{tabular}{ccccc}
\toprule
$N$ & $l_1$ & $l_{\infty}$ & $p_{E}^{*}$ - $l_1$ & $p_{E}^{*}$ - $l_{\infty}$
\\ \midrule

  11&&&&\\
  21&&&&\\
  41&5.1968046716E-07&1.6747380662E-06&&\\
  81&3.1972656750E-08&1.0543949486E-07&4.0227143004E+00&3.9894482027E+00\\
 161&1.9842243007E-09&6.6019746478E-09&4.0101916038E+00&3.9973739551E+00\\
 321&1.2360189530E-10&4.1281101474E-10&4.0048023494E+00&3.9993442277E+00\\
 641&7.7126644937E-12&2.5803619668E-11&4.0023277013E+00&3.9998361030E+00\\
1281&4.8165894915E-13&1.6127720300E-12&4.0011454778E+00&3.9999590286E+00\\
2561&3.0091831566E-14&1.0079896751E-13&4.0005681457E+00&3.9999897573E+00\\
5121&1.8803706803E-15&6.2999466514E-15&4.0002829246E+00&3.9999974393E+00\\
****&1.1751166782E-16&3.9374684043E-16&4.0001411752E+00&3.9999993598E+00\\
****&7.3441202653E-18&2.4609180257E-17&4.0000705159E+00&3.9999998400E+00\\
****&4.5899630476E-19&1.5380738087E-18&4.0000352400E+00&3.9999999600E+00\\
****&2.8686918823E-20&9.6129613556E-20&4.0000176130E+00&3.9999999923E+00\\
****&1.7929215001E-21&6.0081008348E-21&4.0000087920E+00&4.0000000030E+00\\
\bottomrule
\end{tabular}
%\label{tab:addlabel}
\end{table}
