\begin{table}%t2
\caption {\label{t:mgmff}Normalized flux, force, and torque imbalance of the five analyzed magnetograms.}
%%\centering

\par
\begin{tabular}{c c c c}
\hline \hline
\noalign{\smallskip}
{Case}  & {$\epsilon_{\rm flux} \times 10^{8}$ }  &   { $\epsilon_{\rm force} \times 10^{5}$  }   &  {$\epsilon_{\rm torque} \times 10^{5}$}\\ 
\hline 
High\_HFT& --0.99 &  2.60 &  0.93 \\
Low\_HFT & --1.83 &  5.84 &  1.24 \\
No\_HFT  &  2.28 &  8.56 &  1.66 \\
BP       &  3.52 &  29.71&  2.47 \\
Unstable & --4.21 &  90.42&  0.12 \\
\hline 
\end{tabular}
\end{table}