\begin{table}%t4
%\centering
\par
\caption{\label{tab4}Bias  and  rms of $\widehat{\rho}$ for median absolute deviation~(MAD), $n = 1000, m = 10~000$, 95\%-confidence intervals for bias: $\delta_{\rm bias} = \pm 0.00097$, for rms: $\delta_{\rm rms} = \pm 0.00069$.}
\small \begin{tabular}{ccccccccc}
\hline\hline
\multicolumn{9}{c}{\hspace{1.0cm} Without outliers \hspace{4.5cm} With outliers}\\
\hline
&  Pearson & & MAD & & Pearson &  &MAD &\\
\multicolumn{9}{l}{\hspace{2.0cm}  Pearson \hspace{2.3cm} MAD \hspace{2.2cm} Pearson\hspace{2.3cm} MAD}\\
%\hline
$\rho$ & Bias & Rms &  Bias & Rms &  Bias & Rms&  Bias & Rms\\
\hline
0.00& 0.000073 & 0.031411 &--0.000057& 0.051588& 0.000246& 0.031372 & --0.000097    &0.052656 \\
%\hline
0.05&  0.000073  & 0.031761  & --0.000315  & 0.052502 & --0.039889  & 0.032401  & 0.001113    & 0.053639  \\
%\hline
0.10& 0.000064   & 0.031470 & --0.000396  & 0.051782& --0.080238 & 0.031536  & 0.002077   & 0.052777 \\
%\hline
0.20 & --0.000510   & 0.030379 & --0.000158 & 0.051560 &--0.080546 & 0.033214  & 0.002244  & 0.052823\\
\hline
\end{tabular}
\end{table}