\begin{table}%t7
\caption{\label{Table7}The eight subsets of the sample used to calculate  average temperature and iron abundance profiles.}
\small%%\centerline

 {
\begin{tabular}{ c c c c c  } 
\hline\hline
\multicolumn{5}{c }{Classification of Subsets}\\ 
\multicolumn{1}{ c  }{subset \#}  & \multicolumn{1}{c }{redshift} & \multicolumn{1}{ c}{temperature} & \multicolumn{1}{c }{cooling} & \multicolumn{1}{c }{number} \\ 
\hline
1 & $z<0.4$ & $<$6.8 keV & Yes & 6/6\\
2 & $z<0.4$ & $\geq$6.8 keV & Yes & 4/4\\
3 & $z<0.4$ & $<$6.8 keV & No & 3/3\\
4 & $z<0.4$ & $\geq$6.8 keV & No & 4/4\\
5 & $z>0.4$ & $<$6.8 keV & Yes & 2/2\\
6 & $z>0.4$ & $\geq$6.8 keV & Yes & 2/2\\
7 & $z>0.4$ & $<$6.8 keV & No & 5/3\\
8 & $z>0.4$ & $\geq$6.8 keV & No & 9/7\\ 
 \hline
\end{tabular}}
\medskip
The two values in the number column represent the number of observations and the number of unique clusters in that sample, respectively.
\end{table}