\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{f20} & \multicolumn{2}{@{}c@{}}{\textit{4.0e+3}:3.5 \quad} & \multicolumn{2}{@{}c@{}}{\textit{2.5e+3}:4.3 \quad} & \multicolumn{2}{@{}c@{}}{\textit{4.0e+0}:13 \quad} & \multicolumn{2}{@{}c@{}}{\textit{1.6e+0}:41 \quad} & \multicolumn{2}{@{}c@{}|}{\textit{1.0e+0}:385 } & 5 & /5\\
\algatables\hspace*{\fill} & \textbf{1} & \textbf{.9}\mbox{\tiny (0.8)} & \textbf{1} & \textbf{.7}\mbox{\tiny (1)} & \textbf{1} & \textbf{.0}\mbox{\tiny (0.5)}$^{\star}$ & \textbf{8} & \textbf{.7}\mbox{\tiny (11)} & \textbf{4} & \textbf{.2}\mbox{\tiny (3)} & 15 & /15\\
\algbtables\hspace*{\fill} & 6 & .9\mbox{\tiny (8)} & 6 & .5\mbox{\tiny (3)} & 5 & .0\mbox{\tiny (6)} & 24 & \mbox{\tiny (27)} & 10 & \mbox{\tiny (9)} & 15 & /15\\
\algctables\hspace*{\fill} & 101 & \mbox{\tiny (87)} & 120 & \mbox{\tiny (164)} & 151 & \mbox{\tiny (148)} & 94 & \mbox{\tiny (108)} & 28 & \mbox{\tiny (43)} & 13 & /15
\end{tabularx}