\begin{table}%t2
\caption{\label{tab:velocities}Averaged values of the Galactocentric distance
 and the rotation velocity shown in Fig.~\ref{fig:rc_simple}.}
\par
%\centering
\par
    \begin{tabular}{l|cccccc}
    \hline\hline
Nr & $r_{{\rm Min}}$ & $r_{{\rm Max}}$ & $r$ [kpc] & $\sigma_{r}\ [$kpc$]$ & $v$ [km s$^{-1}$] & $\sigma_{{v}}$ [km s$^{-1}$] \\
\hline
1 & 0.0 & 1.0 & 0.146 & 0.002 & 281.514 & 0.851 \\
2 & 1.0 & 1.5 & 1.190 & 0.011 & 261.127 & 0.783 \\
3 & 1.5 & 2.0 & 1.670 & 0.016 & 247.721 & 0.838 \\
4 & 2.0 & 2.5 & 2.253 & 0.016 & 236.071 & 0.640 \\
5 & 2.5 & 3.0 & 2.770 & 0.020 & 233.645 & 0.474 \\
6 & 3.0 & 4.0 & 3.481 & 0.017 & 242.435 & 0.307 \\
7 & 4.0 & 5.0 & 4.457 & 0.021 & 257.475 & 0.307 \\
8 & 5.0 & 6.0 & 5.481 & 0.026 & 257.255 & 0.321 \\
9 & 6.0 & 7.0 & 6.464 & 0.027 & 261.968 & 0.318 \\
10 & 7.0 & 8.0 & 7.852 & 0.001 & 251.095 & 0.198 \\
11 & 8.0 & 8.5 & 8.202 & 0.009 & 243.078 & 0.352 \\
12 & 8.5 & 9.0 & 8.761 & 0.046 & 233.942 & 1.278 \\
13 & 9.0 & 10.0& 9.478 & 0.052 & 231.191 & 1.434 \\
14 & 10.0& 11.0& 10.578 & 0.199 & 238.947 & 4.963 \\
15 & 11.0& 12.0& 11.500 & 0.227 & 253.366 & 5.631 \\
16 & 12.0& 16.0& 12.912 & 0.115 & 253.384 & 2.837 \\
17 & 16.0& 22.0& 17.141 & 0.796 & 274.735 & 13.594 \\\hline
    \end{tabular}
\end{table}