\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{4.0e+7}:3.6 \quad} & \multicolumn{2}{@{}c@{}}{\textit{1.6e+7}:7.6 \quad} & \multicolumn{2}{@{}c@{}}{\textit{4.0e+6}:19 \quad} & \multicolumn{2}{@{}c@{}}{\textit{1.6e+4}:52 \quad} & \multicolumn{2}{@{}c@{}|}{\textit{1.0e+0}:268 } & 15 & /15\\
\algatables\hspace*{\fill} & \textbf{2} & \textbf{.7}\mbox{\tiny (2)} & \textbf{2} & \textbf{.0}\mbox{\tiny (1)} & \textbf{1} & \textbf{.2}\mbox{\tiny (0.7)}$^{\star3}$ & \textbf{3} & \textbf{.3}\mbox{\tiny (2)} & \textbf{4} & \textbf{.4}\mbox{\tiny (10)}$^{\star2}$ & 15 & /15\\
\algbtables\hspace*{\fill} & 7 & .5\mbox{\tiny (8)} & 7 & .5\mbox{\tiny (6)} & 3 & .9\mbox{\tiny (0.8)} & 3 & .5\mbox{\tiny (4)} & 1215 & \mbox{\tiny (2941)} & 2 & /15\\
\algctables\hspace*{\fill} & 36 & \mbox{\tiny (105)} & 23 & \mbox{\tiny (14)} & 17 & \mbox{\tiny (9)} & 19 & \mbox{\tiny (11)} & 1237 & \mbox{\tiny (1088)} & 2 & /15
\end{tabularx}