\begin{table}%t4
\caption{\label{tab:EWObs}Equivalent widths of the newly defined NIR spectral indices for
the sample galaxies.} 
\par
%\centering
\par
\begin{tabular}{lcccc}
\hline
\hline
Galaxy   & Mg{\sc i}  & Na{\sc i} & Ca{\sc i} & CO    \\
                     & {\it EW} $\pm\sigma$({\it EW})     & {\it EW}$\pm\sigma$({\it EW}) & {\it EW}$\pm\sigma$({\it EW})  & {\it EW}$\pm\sigma$({\it EW})  \\
                     & (\AA)      & (\AA)     & (\AA)     & (\AA) \\
\hline
 \object{IC 4296} &  2.44 $\pm$ 0.40  &  5.74 $\pm$ 0.37  &  4.01 $\pm$ 0.35  &  15.48 $\pm$ 0.63  \\
\object{NGC 3641} &  2.54 $\pm$ 0.43  &  4.48 $\pm$ 0.40  &  1.88 $\pm$ 0.56  &  14.28 $\pm$ 0.57  \\
\object{NGC 3818} &  3.23 $\pm$ 0.20  &  5.64 $\pm$ 0.19  &  2.67 $\pm$ 0.53  &  13.63 $\pm$ 0.65  \\
\object{NGC 4281} &  3.07 $\pm$ 0.26  &  3.35 $\pm$ 0.28  &  3.08 $\pm$ 0.59  &  16.00 $\pm$ 0.80  \\
\object{NGC 4472} &  3.04 $\pm$ 0.44  &  6.11 $\pm$ 0.18  &  2.72 $\pm$ 0.17  &  14.01 $\pm$ 0.63  \\
\object{NGC 4478} &  3.50 $\pm$ 0.29  &  4.45 $\pm$ 0.43  &  1.91 $\pm$ 0.81  &  14.29 $\pm$ 1.00  \\
\object{NGC 4564} &  2.97 $\pm$ 0.36  &  6.69 $\pm$ 0.15  &  2.25 $\pm$ 0.41  &  14.84 $\pm$ 0.71  \\
\object{NGC 4594} &  3.24 $\pm$ 0.39  &  7.35 $\pm$ 0.35  &  3.01 $\pm$ 0.40  &  14.65 $\pm$ 1.12  \\
\object{NGC 4621} &  2.73 $\pm$ 0.23  &  6.25 $\pm$ 0.11  &  2.79 $\pm$ 0.28  &  15.09 $\pm$ 0.64  \\
\object{NGC 4649} &  2.77 $\pm$ 0.40  &  6.49 $\pm$ 0.16  &  3.10 $\pm$ 0.25  &  14.19 $\pm$ 0.60  \\
\object{NGC 4697} &  3.14 $\pm$ 0.41  &  5.85 $\pm$ 0.20  &  3.10 $\pm$ 0.28  &  14.88 $\pm$ 0.58  \\
\object{NGC 5077} &  3.72 $\pm$ 0.56  &  1.90 $\pm$ 0.15  &  2.78 $\pm$ 0.84  &  14.64 $\pm$ 1.06  \\
\object{NGC 5576} &  2.37 $\pm$ 0.30  &  4.27 $\pm$ 0.15  &  1.75 $\pm$ 0.41  &  12.63 $\pm$ 0.70  \\
\object{NGC 6909} &  3.60 $\pm$ 0.48  &  2.59 $\pm$ 0.46  &  2.72 $\pm$ 0.77  &  15.22 $\pm$ 0.94  \\
\hline
\end{tabular}
\end{table}