\begin{table}%t5
\caption{\label{tab:lmc_index}\mbox{$K$-band} indices in LMC globular clusters.}
%\centering
 \small \begin{tabular}{c c c c c c}
\hline  \hline \noalign{\smallskip}
Name & \na\/~[\AA]&  \ca\/~[\AA] & \dco  & CO [mag] & $S/N$\\ 
(1) & (2) & (3) & (4) & (5) & (6) \\
\hline
NGC~1754 & $0.14 \pm 0.33$ & --$0.11 \pm 0.74$ & $1.082 \pm 0.005$ & --$0.035 \pm 0.002$ & 55\\
NGC~2005 & $0.34 \pm 0.16$ & $0.18 \pm 0.35$ & $1.086 \pm 0.003$ & $0.017 \pm 0.001$ & 107\\
NGC~2019 & $0.32 \pm 0.25$ & --$0.45 \pm 0.51$ & $1.068 \pm 0.003$ & --$0.003 \pm 0.001$ & 103\\
NGC~1806 & $3.41 \pm 0.32$ & $1.27 \pm 0.65$ & $1.129 \pm 0.005$ & 0.026~$\pm$~0.001 & $>$80\\ 
NGC~2162 & 3.37~$\pm$~0.66 & 0.67~$\pm$~1.35 & 1.108~$\pm$~0.010 & 0.013~$\pm$~0.002 & $>$80\\
NGC~2173 & 2.76~$\pm$~0.29 & 2.19~$\pm$~0.63 & 1.186~$\pm$~0.005 & 0.123~$\pm$~0.002 & 75\\
\hline
\end{tabular}
\tablefoot{(1) Cluster name; (2) \na\/ index; (3) \ca\/ index; (4) \dco\/ index; (5) CO index; (6) signal-to-noise ratio of the integrated spectrum.}
\end{table}