\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&8.5275650642E-06&1.5086937406E-05&&\\
  41&5.1802543102E-07&9.4918011075E-07&4.0410390276E+00&3.9904742930E+00\\
  81&3.1947040190E-08&5.9421287166E-08&4.0192687442E+00&3.9976301086E+00\\
 161&1.9838262338E-09&3.7153540796E-09&4.0093247068E+00&3.9994082430E+00\\
 321&1.2359569373E-10&2.3223343564E-10&4.0045852800E+00&3.9998521054E+00\\
 641&7.7125677409E-12&1.4514961686E-11&4.0022734124E+00&3.9999630291E+00\\
1281&4.8165743855E-13&9.0719091725E-13&4.0011319042E+00&3.9999907575E+00\\
2561&3.0091807972E-14&5.6699523138E-14&4.0005647522E+00&3.9999976894E+00\\
5121&1.8803703117E-15&3.5437216150E-15&4.0002820762E+00&3.9999994223E+00\\
****&1.1751166207E-16&2.2148262311E-16&4.0001409631E+00&3.9999998556E+00\\
****&7.3441201754E-18&1.3842664291E-17&4.0000704628E+00&3.9999999639E+00\\
****&4.5899630337E-19&8.6516652355E-19&4.0000352267E+00&3.9999999910E+00\\
****&2.8686918753E-20&5.4072907950E-20&4.0000176122E+00&3.9999999939E+00\\
****&1.7929214785E-21&3.3795567787E-21&4.0000088058E+00&3.9999999864E+00\\
\bottomrule
\end{tabular}
%\label{tab:addlabel}
\end{table}
