%selected A22 to H39 from c2l_ex.sxc
\begin{table}[htbp]
\begin{center}
\begin{tabular}{|l|l|l|l|l|l|l|l|}
\hline
 &  &  &  &  &  &  &  \\ \hline
 &  &  & Times (seconds) &  &  &  &  \\ \hline
 &  &  & Ball one &  &  & Ball two &  \\ \hline
 &  &  & Technique &  &  &  &  \\ \hline
 & \multicolumn{1}{|c|}{i} & ga & gb & da & db &  &  \\ \hline
 & \multicolumn{1}{|r|}{1} & \multicolumn{1}{|r|}{1.1} & \multicolumn{1}{|r|}{1.19} & \multicolumn{1}{|r|}{1.15} & \multicolumn{1}{|r|}{0.92} & \multicolumn{1}{|r|}{1.25} &  \\ \hline
 & \multicolumn{1}{|r|}{2} & \multicolumn{1}{|r|}{1.23} & \multicolumn{1}{|r|}{1.11} & \multicolumn{1}{|r|}{0.98} & \multicolumn{1}{|r|}{0.94} & \multicolumn{1}{|r|}{1.34} &  \\ \hline
 & \multicolumn{1}{|r|}{3} & \multicolumn{1}{|r|}{1.21} & \multicolumn{1}{|r|}{1.16} & \multicolumn{1}{|r|}{1.08} & \multicolumn{1}{|r|}{0.91} & \multicolumn{1}{|r|}{1.28} &  \\ \hline
 & \multicolumn{1}{|r|}{4} & \multicolumn{1}{|r|}{1.21} & \multicolumn{1}{|r|}{1.17} & \multicolumn{1}{|r|}{1.08} & \multicolumn{1}{|r|}{0.94} & \multicolumn{1}{|r|}{1.26} &  \\ \hline
 & \multicolumn{1}{|r|}{5} & \multicolumn{1}{|r|}{1.24} & \multicolumn{1}{|r|}{1.13} & \multicolumn{1}{|r|}{1.07} & \multicolumn{1}{|r|}{0.95} & \multicolumn{1}{|r|}{1.3} &  \\ \hline
 & average & \multicolumn{1}{|c|}{1.2} & \multicolumn{1}{|c|}{1.15} & \multicolumn{1}{|c|}{1.07} & \multicolumn{1}{|c|}{0.93} & \multicolumn{1}{|c|}{1.28} &  \\ \hline
 & sigma & \multicolumn{1}{|c|}{0.06} & \multicolumn{1}{|c|}{0.03} & \multicolumn{1}{|c|}{0.06} & \multicolumn{1}{|c|}{0.02} & \multicolumn{1}{|c|}{0.04} &  \\ \hline
 & alpha & \multicolumn{1}{|c|}{0.03} & \multicolumn{1}{|c|}{0.01} & \multicolumn{1}{|c|}{0.03} & \multicolumn{1}{|c|}{0.01} & \multicolumn{1}{|c|}{0.02} &  \\ \hline
 & unc. & \multicolumn{1}{|c|}{0.03} & \multicolumn{1}{|c|}{0.02} & \multicolumn{1}{|c|}{0.03} & \multicolumn{1}{|c|}{0.02} & \multicolumn{1}{|c|}{0.02} &  \\ \hline
 & g & \multicolumn{1}{|c|}{6.89} & \multicolumn{1}{|c|}{7.4} & \multicolumn{1}{|c|}{8.54} & \multicolumn{1}{|c|}{11.39} & \multicolumn{1}{|c|}{5.98} &  \\ \hline
 & unc. & \multicolumn{1}{|c|}{0.29} & \multicolumn{1}{|c|}{0.28} & \multicolumn{1}{|c|}{0.38} & \multicolumn{1}{|c|}{0.48} & \multicolumn{1}{|c|}{0.21} &  \\ \hline
 &  &  & Table 1 &  &  &  &  \\ \hline
 &  &  &  &  &  &  &  \\ \hline
\end{tabular}
\end{center}
\caption{}
\label{}
\end{table}