\begin{table}%t2
\caption{\label{tab:results}Basic quantities of the samples used in
  the cross-correlation analysis.}
%\centerline
 {\small \begin{tabular}{lrcccccc}
\hline \hline
Sample & No. of LBGs & $\left \langle \alpha-1\right \rangle_{\rm ST}$ & $\left \langle \alpha-1\right \rangle_{\rm St}$ & $\left \langle \alpha-1\right\rangle_{\rm Bo}$ & $\sigma_{\rm ST}$$^a$ & $\sigma_{\rm St}~^a$ & $\sigma_{\rm Bo}~^a$\\
\multicolumn{8}{c}{$u$-dropouts}\\
\hline
$23.0 < r < 24.0$ & 714 & 2.03 & 1.97 & 2.14 &  & & \\
$24.0 < r < 25.0$ & 7263 & 0.55 & 0.62 & 0.77 &  & & \\
$25.0 < r < 25.8$ & 15~524 & --0.02 & 0.10 & 0.24 &  & & \\
$25.8 < r$ & 10~679 & --0.29 & --0.14 & --0.01 &  & & \\
$23.5 < r$ (opt. weights) & 34~058 & 0.17$^b$ & 0.17$^b$ & 0.24$^b$ & 10.21 & 10.47 & 9.93 \\
\hline
\multicolumn{8}{c}{$g$-dropouts}\\
%\hline
$23.5 < i < 24.5$ & 990 & 1.28 & 1.28 & 1.78 &  & & \\
$24.5 < i < 25.5$ & 7557 & 0.13 & 0.32 & 0.62 &  & & \\
$25.5 < i < 26.5$ & 18~948 & --0.36 & --0.08 & 0.12 &  & & \\
$26.5 < i$ & 8686 & --0.56 & --0.25 & --0.08 &  & & \\
$23.5 < i$ (opt. weights) & 36~181 & 0.21$^b$ & 0.10$^b$ & 0.20$^b$ & 6.95 & 7.08 & 5.46 \\
\hline
\multicolumn{8}{c}{$r$-dropouts}\\
%\hline
$24.0 < z < 25.0$ & 520 & 1.02 & 1.07 & 2.12 &  & & \\
$25.0 < z < 26.0$ & 3482 & 0.04 & 0.25 & 0.74 &  & & \\
$26.0 < z < 26.8$ & 4768 & --0.37 & --0.09 & 0.18 &  & & \\
$26.8 < z$ & 1685 & --0.53 & --0.23 & --0.05 &  & & \\
$23.5 < z$ (opt. weights) & 10~471 & 0.20$^b$ & 0.12$^b$ & 0.51$^b$ & 6.91 & 5.94 & 4.08 \\
\hline
\multicolumn{8}{c}{$u$\&$g$-dropouts}\\
%\hline
$23.5 < i < 24.5$ & 5256 & 1.27 & 1.27 & 1.60 &  & & \\
$24.5 < i < 25.5$ & 23~212 & 0.18 & 0.33 & 0.54 &  & & \\
$25.5 < i < 26.3$ & 26~619 & --0.26 & --0.06 & 0.11 &  & & \\
$26.3 < i$ & 14~358 & --0.46 & --0.23 & --0.08 &  & & \\
$23.5 < i$ (opt. weights) & 69~445 & 0.24$^b$ & 0.20$^b$ & 0.33$^b$ & 8.98 & 7.24 & 4.96 \\
\hline
\end{tabular}}
\medskip
The subscripts $_{\rm ST}$, $_{\rm St}$, and $_{\rm Bo}$ refer to the luminosity function estimates of \cite{2006ApJ...642..653S}, \cite{1999ApJ...519....1S}, and \cite{2007ApJ...670..928B}, respectively.
$^a$ Detection significance; $^b$ average squared weight, $\left \langle (\alpha-1)^2\right\rangle$.\vspace*{2.5mm}
\end{table}