\begin{table}%t2
\caption{\label{npic}Number of detected peaks.}
%%\centering

\par
\begin{tabular}{ccccc}
\hline\hline
\noalign{\smallskip}
\multicolumn{2}{c}{$\nu$ range} & $\bar{n}\ind{min}$ & $\bar{n}\ind{max}$ & $\npeak$ \\
\multicolumn{2}{c}{(\muHz)} & \\
\hline
&$\le$15  & 4.1 & 9.8 &  8\\
 15 & 20  & 5.0 &11.0 &  8\\
 20 & 30  & 5.5 &11.3 &  7\\
 30 & 40  & 6.1 &11.9 &  7\\
 40 & 60  & 7.0 &13.1 &  7\\
 60 &100  & 8.3 &15.1 &  7\\
100 &300  & 8.9 &15.9 &  8\\
\hline
\end{tabular}
\tablefoot{For each frequency interval, $\bar{n}\ind{min}$ and $\bar{n}\ind{max}$ are the median values of the minimum and maximum detected eigenfrequencies expressed in unit $\dnumoy$; $\npeak$ is the median of the number of detected peaks, at a rejection level of 10\%.}
\end{table}