\begin{table}%T2
\caption{Dependence of the total field and the polar field on the functional form of the activity cycle.}
\label{tab2}
%\centering
\par
  \begin{tabular}{llll}
  \hline
  \hline
     activity profile & $B_{\rm tot,max}$ & $B_{\rm tot,min}$ & $B_{\rm pole}$ \\
	& [G] & [G] & [G]\\
	\hline
	Gaussian  & 3.4   & 1.5  & 6.2 \\
	Linear    & 2.6   & 1.9  & 5.5 \\
	Sinsoidal & 2.9   & 1.8  & 5.0 \\
\hline
\end{tabular}
\end{table}