\begin{table}%t1
%\centering
\par
\caption{Data describing initial solids disk set-up.
\label{table:1}  }
%\centering
\par
\begin{tabular}{c c c c}
 \hline\hline %
& Rocky zone & Icy zone& Total\\
& 0.4--2.7~AU & 2.7--4.0~AU & 0.4--4.0~AU\\
 \hline
$M_{{\rm solid}}$ & $9.99~{M}_{\oplus}$ &
$14.8~{M}_{\oplus}$ & $24.8~{M}_{\oplus}$\\ %
$m_{{\rm proto}}$ & $0.025~{M}_{\oplus}$ &
$0.1~{M}_{\oplus}$\\ %
$N$ & 66 & 9 & 75\\ %
$m_{{\rm s-pl}}$ & $0.0025~{M}_{\oplus}$ &
$0.01~{M}_{\oplus}$\\ %
$N'$ & 3336 & 1392 & 4278\\
$f_{{\rm proto}}$ & 0.17 & 0.06 & 0.1\\ %
 \hline 
\end{tabular}
\end{table}