\begin{table}%t2
%\centering
\par
\caption{\label{tab2}Bias  and rms of $\widehat{\rho}$   for trimming, $\gamma = 0.1, n = 1000, m = 10~000$, 95\%-confidence intervals 
for bias: $\delta_{\rm bias} = \pm0.00062$, for rms: $\delta_{\rm rms}=\pm0.00044$.}
\small  \begin{tabular}{ccccccccc}
\hline\hline
\multicolumn{9}{c}{\hspace{1.0cm} Without outliers \hspace{4.5cm} With outliers}\\
\hline
\multicolumn{9}{l}{\hspace{2.0cm}  Pearson \hspace{2.0cm} Trimming \hspace{2.0cm} Pearson\hspace{2.2cm} Trimming}\\
%\hline
$\rho$ & Bias & Rms &  Bias & Rms &  Bias & Rms&  Bias & Rms\\
\hline
0.00&  --0.000176 &  0.031209 & --0.000171 &0.041631 &--0.000048 & 0.030746  & --0.000193  & 0.042383\\
0.05& --0.000398 & 0.031813&  --0.000975 & 0.042481& --0.039886&0.031722  & 0.000503  & 0.043066  \\
0.10& 0.000326  & 0.031324    & 0.000575  & 0.041588 & --0.079740  & 0.031434& --0.000943 & 0.042246 \\
0.20&--0.000556 & 0.030111 &0.000614& 0.040910 & --0.160044   & 0.032241& --0.002102& 0.041670 \\
\hline
\end{tabular}
\end{table}