\begin{table}%ta2
%\centering
\par
\caption{\label{svsn}Variance of $\bar{s}$ with numbers of objects in cluster.}
\begin{tabular}{lcccc} 
\hline\hline
Cluster type &$\bar{s}$ &$\bar{s}$ &$\bar{s}$ &$\bar{s}$\\
or name& $N=85$& $N=100$& $N=300$& $N=500$\\
 \hline
\multicolumn{3}{l}{{2D Uniform}}\\
2D0 ($N \propto r^0$)	 & $.85\pm.04$ &$.86\pm0.03$ &$.88 \pm.02 $&$.88 \pm.02 $ \\[1mm]
\multicolumn{3}{l}{{Radially clustered}}\\
3D-2 ($n \propto r^{-2}$) 	& $.60\pm.03$ &$.59 \pm.03 $	& $.59 \pm .02$& $.59 \pm .01$\\
3D-1 ($n \propto r^{-1}$) 	& $.73\pm.03$ &$.73 \pm.03 $ 	&$.73 \pm.02 $ 	&$.73 \pm.02 $\\
3D0  ($n \propto r^0$) 	 	& $.79\pm.03$ &$.79\pm.03  $ 	& $.80 \pm .02$& $.80 \pm .02$\\[1mm]
\multicolumn{3}{l}{{Radially anticlustered}}\\
3D05 ($n \propto r^{0.5}$)  	& $.81\pm.03$ &$.81\pm.03  $	& $.82 \pm.02$& $.82 \pm.02$\\
3D1  ($n \propto r^{1.0}$)  	& $.83\pm.03$ &$.83\pm.03  $	& $.84 \pm.02$& $.84 \pm.02$\\
3D15 ($n \propto r^{1.5}$) 	& $.84\pm.04$ &$.84\pm.03  $	& $.85 \pm.02$& $.86 \pm.02$\\[1mm]
\multicolumn{3}{l}{{Fractally clustered}}\\
F3.0 ($D = 3.0$)	& $.79\pm.03$& $.79\pm.04$& $.80\pm.02$& $.80\pm.01$\\
F2.5 ($D = 2.5$)	& $.74\pm.06$& $.75\pm.05$& $.73\pm.05$& $.74\pm.05$\\
F2.0 ($D = 2.0$)	& $.70\pm.09$& $.70\pm.08$& $.70\pm.08$& $.69\pm.07$\\
F1.5 ($D = 1.5$)	& $.68\pm.10$& $.69\pm.09$& $.68\pm.09$& $.70\pm.10$\\
\hline
\end{tabular}
\end{table}