\begin{table}%t15
%\centering
\par
\caption{Abundances ($[{\rm El./H}]$) for the primary and se\-con\-da\-ry 
components of \VZ. $N$ is the number of lines used per~ion.} \label{tab:vzhya_abund} 
\small 
\begin{tabular}{lllrllr}
\hline
\hline
& \multicolumn{3}{c}{Primary} & \multicolumn{3}{c}{Secondary} \\
Ion          &[El./H]&  rms&  $N$&[El./H]& rms & $N$  \\
\hline
Si I         &$-0.14$& 0.17&  7&$-0.18$& 0.16& 12 \\  
Ca I         &$-0.13$& 0.15&  8&$-0.17$& 0.16&  7 \\
Sc II        &$-0.36$& 0.14&  2&$-0.33$& 0.07&  3 \\
Ti I         &$-0.25$&     &  1&$-0.21$& 0.17&  4 \\
Ti II        &$-0.48$& 0.43&  3&$-0.30$& 0.09&  2 \\
Cr I         &$-0.23$& 0.16&  6&$-0.24$& 0.11&  4 \\
Cr II        &$-0.29$& 0.03&  4&$-0.43$& 0.06&  4 \\
Fe I         &$-0.21$& 0.16& 91&$-0.19$& 0.18& 69 \\
Fe II        &$-0.32$& 0.18& 12&$-0.14$& 0.26& 11 \\
Ni I         &$-0.20$& 0.23&  9&$-0.07$& 0.27& 16 \\
\hline
\end{tabular}            
\end{table}