\begin{table}%t4
\caption{\label{counts}Counts of OB main sequence stars with and without emission in the SMC per spectral type  with OGLE-III.}
%\centering
\par
\begin{tabular}{cccccc}
\hline
\hline	
\noalign{\smallskip}
O8  & O9  & B0   & B1   & B2   & B3  \\
\hline	
 566 & 671 & 3482 & 6269 & 14~406 & 14~332 \\
\hline
\end{tabular}
\end{table}