\begin{table}%t20
%\centering
\par
\caption{Abundances ($[{\rm El./H}]$) for the primary and se\-con\-da\-ry
components of \WZ. N is the number of lines used per ion.} \label{tab:wzoph_abund} 
\small 
\begin{tabular}{lllrllr} \hline
\hline\noalign{\smallskip}
             &  \multicolumn{3}{c}{Primary} & \multicolumn{3}{c}{Secondary} \\
Ion          &[El./H]&  rms&  $N$&[El./H]& rms & $N$  \\
\hline\noalign{\smallskip}
Na I         &$-0.32$& 0.05&  4&$-0.35$& 0.05&  3 \\
Si I         &$-0.19$& 0.12& 20&$-0.18$& 0.09& 16 \\
Ca I         &$-0.21$& 0.13& 11&$-0.36$& 0.18&  9 \\
Sc II        &$-0.28$& 0.14&  5&$-0.30$& 0.07&  5 \\
Ti I         &$-0.32$& 0.23&  3&$-0.26$& 0.20&  3 \\
Ti II        &$-0.12$& 0.03&  4&$-0.17$& 0.10&  4 \\
V I          &$+0.03$& 0.25& 10&$+0.06$& 0.16&  3 \\
Cr I         &$-0.36$& 0.25& 11&$-0.39$& 0.25& 10 \\
Cr II        &$-0.17$& 0.17&  8&$-0.14$& 0.13&  6 \\
Mn I         &$-0.54$& 0.27&  9&$-0.64$& 0.22&  5 \\
Fe I         &$-0.27$& 0.12& 60&$-0.28$& 0.16& 74 \\
Fe II        &$-0.28$& 0.04&  9&$-0.27$& 0.08&  9 \\
Co I         &$+0.08$& 0.13&  4&$-0.18$& 0.31&  2 \\
Ni I         &$-0.25$& 0.23& 13&$-0.25$& 0.16& 15 \\
\hline
\end{tabular}            
\end{table}