Code: Select all
\begin{table}[h]
\caption{A second table}
\begin{center}
\begin{tabular}{|c|c|c|c|c|c|c|}
\hline
\multicolumn{1}{|c|}{\raisebox{-1.50ex}[0cm][0cm]{\!Method\!}}
& \multicolumn{1}{|c|}{Mean}
& \multicolumn{1}{|c|}{Best}
& \multicolumn{1}{|c|}{Mean}
& \multicolumn{1}{|c|}{Maximum}
& \multicolumn{1}{|c|}{Minimum}
& \multicolumn{1}{|c|}{Minimum} \\
& time & time & cost & cost & cost & cost\\ \hline
A & $928.36$ & $926.20$ & & & & \\ \hline
B & $646.16$ & $644.28$ & & & & \\ \hline
C & $1056.8$ & $1054.2$ & & & & \\ \hline
D & $632.67$ & $630.36$ & & & & \\ \hline
\end{tabular}
\label{table-tab2}
\end{center}
\end{table}