\begin{table}%t3
\caption{\label{table3}Average abundances for the entire sample and the non-CP stars compared to the solar values (Grevesse et~al. \cite{grevesse}).}
%\centering
\small
\begin{tabular}{l|c|c|c}
\hline \hline
El.&$\log\varepsilon({\rm El})_{\rm all}$&$\log\varepsilon({\rm El})_{\rm normal}$& Sun\\
\hline
He  &   10.94 $\pm$   0.18&10.96 $\pm$ 0.14 & 10.93\\
C   &   8.21  $\pm$   0.41&8.21 $\pm$ 0.34  & 8.39\\
N   &   7.88  $\pm$   0.53&7.64 $\pm$ 0.17  & 7.78\\
O   &   8.72  $\pm$   0.26&8.74 $\pm$ 0.26  & 8.66\\
Ne  &   7.98  $\pm$   0.25&8.01 $\pm$ 0.26  & 7.84\\
Mg  &   7.46  $\pm$   0.47&7.56 $\pm$ 0.37  & 7.53\\
Al  &   6.02  $\pm$   0.85&6.19 $\pm$ 0.36  & 6.37\\
Si  &   7.26  $\pm$   0.41&7.22 $\pm$ 0.31  & 7.51\\
P   &   5.97  $\pm$   0.85&5.63 $\pm$ 0.37  & 5.36\\
S   &   7.06  $\pm$   0.52&7.19 $\pm$ 0.39  & 7.14\\
Ca  &   6.33  $\pm$   0.61&6.28 $\pm$ 0.55  & 6.31\\
Sc  &   3.12  $\pm$   0.37&3.08 $\pm$ 0.22  & 3.05\\
Ti  &   5.03  $\pm$   0.54&4.90 $\pm$ 0.48  & 4.90\\
V   &   4.43  $\pm$   0.22&4.38 $\pm$ 0.23  & 4.00\\
Cr  &   5.80  $\pm$   0.56&5.59 $\pm$ 0.34  & 5.64\\
Mn  &   6.34  $\pm$   1.46&5.17 $\pm$ 0.59  & 5.39\\
Fe  &   7.24  $\pm$   0.45&7.13 $\pm$ 0.29  & 7.45\\
Ni  &   6.29  $\pm$   0.58&6.23 $\pm$ 0.62  & 6.23\\
Sr  &   3.29  $\pm$   0.98&2.63 $\pm$ 0.36  & 2.92\\
Y   &   2.90  $\pm$   0.18&2.88 $\pm$ 0.21  & 2.21\\
Ba  &   2.76  $\pm$   0.52&2.64 $\pm$ 0.45  & 2.17\\
\hline 
\end{tabular}
\end{table}