\begin{table}%t1 \par \caption{\label{sample.tab}General properties of the sample.} %\centerline {\begin{tabular}{l l l l l l l l l } % 7 columns \hline\hline % To combine 4 columns into a single one Object & $v$(km~s$^{-1}$) & type & Bar-class$^{1}$& Nuclear type & Inner morph.$^{2}$&$B$& $V_{\rm max,gas}$ (km~s$^{-1}$\ )$^{3}$& $i$(deg)\\ \hline NGC~1169$^{a}$ & 2387 & SABb &3 & -- & -- &12.35 & 259.1 $\pm$ 7.3 & 57.1 \\ NGC~1358 & 4028 & SAB(R)0 & -- &Sy2 & -- &13.19 & 136.1 $\pm$ 10.6 & 62.8 \\ NGC~1433$^{b}$ &1075 &(R)SB(rs)ab&4&Sy2&Double-bar$^{a}$&10.81& 85.1 $\pm$ 2.4 & 68.1\\ NGC~1530$^{b} $ &2461&SBb&6&--&--&12.50&169.1~$\pm$~3.5&58.3\\ NGC~1832$^{d}$ &1939&SB(r)bc&2&--&--&12.50&129.9~$\pm$~2.0& 71.8\\ NGC~2217 &1619 &(R)SB(rs)0/a&--&LINER?&Double-bar$^{b}$&11.36& 183.4~$\pm$ 9.2 & 30.7\\ NGC~2273$^{c}$ &1840&SB(r)a&2&Sy2&--&12.62&192.2~$\pm$~5.5&57.3\\ NGC~2523 &3471&SBbc&--&--&--&12.64 &211.4 $\pm$~10.9 &61.3\\ NGC~2665 &1734&(R)SB(r)a&--&--&--&12.47& 130.9~$\pm$~7.1&32.8\\ NGC~2681$^{c}$ &692&(R)SAB(rs)0/a&1&Sy3&Triple--bar$^{c}$&11.15&87.5~$\pm$~6.7&15.9\\ NGC~2859$^{c}$ &1687&(R)SB(r)0~\^&1&Sy&Double--bar$^{d}$&11.86& 238.5~$\pm$~13.3& 33.0\\ NGC~2935 & 2271 & (R)SAB(s)b & --& -- &-- &12.26 &188.3~$\pm$~2.0 &42.7\\ NGC~2950 &1337&(R)SB(r)0\^~0&--&--&Double-bar$^{e}$&11.93& --& 62.0\\ NGC~2962 &1966&(R)SAB(rs)0&--&--&Double-bar$^{c}$&12.91&202.9~$\pm$~9.9& 72.7\\ NGC~3081$^{c}$ &2391&(R)SAB(r)0/a&3&Sy2&Double-bar$^{d}$&12.89 &99.9~$\pm$~4.0&60.1\\ NGC~4245$^{c}$ &815&SB(r)0/a&2&&--&12.33&113.5~$\pm$~5.4&56.1\\ NGC~4314$^{a}$ &963&SB(rs)a&3&LINER&Double-bar$^{c}$&11.42&253.3~$\pm$~24.6&16.2\\ NGC~4394$^{d}$ &922&(R)SB(r)b&3&LINER&--&11.59& 212.5~$\pm$~16.0&20.0\\ NGC~4643$^{c}$ &1335&SB(rs)0/a&3&LINER&--&11.68&171.4~$\pm$~7.2&42.9\\ NGC~5101$^{d}$ &1868&(R)SB(r)0/a&2&--&--&11.59&195.7~$\pm$~9.0&23.2\\ \hline \end{tabular}} \par \smallskip { $(1):$ $^{a}$ Bar class derived from the $K$-band light distribution, Block et~al. (\cite{Block01}); $^{b}$ Bar class derived from the $K$-band light distribution, Block et~al. (\cite{Block04}); $^{c}$ Bar class derived from the $K$-band light distribution, Buta et~al. (\cite{Buta06}); $^{d}$ Bar class derived from the $H$-band light distribution, Laurikainen et~al. (\cite{Laurikainen04}). $(2):$ $^{a}$~Buta (\cite{Buta86}); $^{b}$ Jungwiert (\cite{Jungwiert97}); $^{c}$ Erwin (\cite{Erwin04}); $^{d}$ Wozniak (\cite{Wozniak95}). $(3)$ Rotational velocity corrected for inclination.} \end{table}