\begin{table}%t10
\caption{\label{Table10}Average iron abundance as a function of counts radius, separated by redshift, temperature and cooling times. Unweighted averages are in~parentheses.}
%%\centering

\small
\begin{tabular}{ c c c c c  } 
\hline\hline
\multicolumn{5}{c } { Iron
    Abundance in Solar Units}\\ 
    \multicolumn{1}{ c  }{ subset
    \#}  & \multicolumn{1}{c }{region
\#1} & \multicolumn{1}{ c  }{region \#2} & \multicolumn{1}{c }{region \#3}
& \multicolumn{1}{c }{region \#4 } \\ 
\hline
1 & $0.48(0.55) \pm 0.02 (0.09)$ & $0.37(0.45)  \pm 0.02(0.12)$ &
$0.27(0.30) \pm 0.02(0.05)$ & $0.25(0.32) \pm 0.02(0.09)$ \\
2 & $0.42(0.42) \pm 0.04(0.03)$ & $0.38(0.37) \pm 0.05(0.04)$ &
$0.33(0.37) \pm 0.05(0.07)$ & $0.27(0.39) \pm 0.04(0.12)$\\
3 & $ 0.46(0.45) \pm 0.08(0.07)$ & $0.34(0.34) \pm 0.07(0.04)$ &
$0.28(0.27) \pm 0.06(0.05)$ & $0.13(0.24) \pm 0.06(0.10)$ \\
4 & $0.44(0.43) \pm 0.06(0.04)$ & $0.20(0.25) \pm 0.05(0.07)$ &
$0.37(0.47) \pm 0.05(0.09)$ & $0.27(0.25) + 0.04(0.06)$ \\
5 & $0.56(0.43) \pm 0.07(0.24)$ & $0.51(0.92) \pm 0.07(0.44)$ &
$0.32(0.22) \pm 0.05(0.13)$ & $0.43(0.35) \pm 0.07(0.13)$ \\
6 & $0.66(0.71) \pm 0.19(0.26)$ & $0.26(0.26) \pm 0.15(0.08)$ &
$0.28(0.31) \pm 0.14(0.11)$ & $0.39(0.45) \pm 0.10(0.21)$ \\
7 & $0.50(0.41) \pm 0.09(0.07)$ & $0.34(0.32) \pm 0.11(0.09)$ &
$0.34(0.47) \pm 0.10(0.21)$ & $0.08(0.20) \pm 0.15(0.20)$ \\
8 & $0.47(0.47) \pm 0.06(0.05)$ & $0.25(0.24) \pm 0.05(0.05)$ &
$0.16(0.22) \pm 0.05(0.05)$ & $0.22(0.23) \pm 0.05(0.08)$ \\
 \hline
 \end{tabular}
\end{table}