\providecommand{\ntables}{7}\providecommand{\algatables}{\StrLeft{ HCMA}{\ntables}}\providecommand{\algbtables}{\StrLeft{ LSfminbnd posik noiseless}{\ntables}}\providecommand{\algctables}{\StrLeft{ LSstep posik noiseless}{\ntables}}
\begin{tabularx}{1.0\textwidth}{@{}c@{}|*{5}{@{}r@{}X@{}}|@{}r@{}@{}l@{}}
\#FEs/D & \multicolumn{2}{@{}c@{}}{0.5} & \multicolumn{2}{@{}c@{}}{1.2} & \multicolumn{2}{@{}c@{}}{3} & \multicolumn{2}{@{}c@{}}{10} & \multicolumn{2}{@{}c@{}}{50} & \multicolumn{2}{@{}l@{}}{\#succ}\\\hline
\textbf{f12} & \multicolumn{2}{@{}c@{}}{\textit{1.0e+8}:1.5 \quad} & \multicolumn{2}{@{}c@{}}{\textit{1.0e+7}:3.6 \quad} & \multicolumn{2}{@{}c@{}}{\textit{6.3e+5}:13 \quad} & \multicolumn{2}{@{}c@{}}{\textit{6.3e+2}:31 \quad} & \multicolumn{2}{@{}c@{}|}{\textit{1.0e+0}:168 } & 15 & /15\\
\algatables\hspace*{\fill} & \textbf{0} & \textbf{.91}\mbox{\tiny (1)} & \textbf{1} & \textbf{.9}\mbox{\tiny (2)} & \textbf{1} & \textbf{.3}\mbox{\tiny (1)}$^{\star}$ & \textbf{2} & \textbf{.8}\mbox{\tiny (3)} & \textbf{4} & \textbf{.6}\mbox{\tiny (2)}$^{\star}$ & 15 & /15\\
\algbtables\hspace*{\fill} & 3 & .3\mbox{\tiny (8)} & 4 & .8\mbox{\tiny (3)} & 3 & .6\mbox{\tiny (3)} & 6 & .1\mbox{\tiny (1)} & 1164 & \mbox{\tiny (940)} & 2 & /15\\
\algctables\hspace*{\fill} & 5 & .2\mbox{\tiny (13)} & 58 & \mbox{\tiny (121)} & 42 & \mbox{\tiny (70)} & 84 & \mbox{\tiny (55)} & 791 & \mbox{\tiny (731)} & 3 & /15
\end{tabularx}