\begin{table}%t2
%\centering
\par
\caption{\label{tab2}MRI growth rates measured for models with 4 and 8 MRI modes ($n=4,8$).}
\begin{tabular}{lcccccr}
\hline\hline\noalign{\smallskip}
&&&&&&\\[-1.5ex]
 Solver  & $ACT_{n~ = ~4}$ & $UCT_{n~ = ~4}$  & $8W_{n~ =~ 4}$ & $ACT_{n ~=~ 8}$ & $UCT_{n~ =~ 8}$  &
$8W_{n~=~8}$\\
&&&&&&\\[-1.5ex]
\hline
&&&&&&\\[-1.5ex]
ZEUS &  $0.69 \pm 0.03$ & -- & -- & $0.69 \pm 0.03$ & -- & -- \\
HLLD &  \textcolor{red}{$ 0.68 \pm 0.17$}  & $ 0.68 \pm 0.03$ &  --  & \textcolor{red}{$0.86 \pm 0.18$} & $0.70 \pm 0.03$ & --  \\
Roe &  \textcolor{red}{$0.70 \pm 0.18$}  &  $ 0.68 \pm 0.03$ &  $ 0.68 \pm 0.02$ &  \textcolor{red}{$0.84 \pm 0.18$} & $0.70 \pm 0.03$ & $0.70 \pm 0.04$\\
HLL & $ 0.64 \pm 0.05$  &  $ 0.63 \pm 0.05$  &   $ 0.61 \pm 0.05$  &  $0.55 \pm 0.09$ & $0.51 \pm 0.06$ & $0.50 \pm 0.06$\\
TVDLF &  $ 0.64 \pm 0.05$  &  $ 0.63 \pm 0.05$  &  $ 0.63 \pm 0.05$    &
$0.55 \pm 0.09$   & $0.51 \pm 0.06$ & $0.50 \pm 0.06$ \\
%&&&&&&\\[-1.5ex]
\hline
\end{tabular}
\end{table}