\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{f6} & \multicolumn{2}{@{}c@{}}{\textit{1.0e+5}:3.0 \quad} & \multicolumn{2}{@{}c@{}}{\textit{2.5e+4}:8.4 \quad} & \multicolumn{2}{@{}c@{}}{\textit{1.0e+2}:16 \quad} & \multicolumn{2}{@{}c@{}}{\textit{2.5e+1}:54 \quad} & \multicolumn{2}{@{}c@{}|}{\textit{2.5e-1}:254 } & 15 & /15\\
\algatables\hspace*{\fill} & \textbf{3} & \textbf{.2}\mbox{\tiny (2)} & \textbf{1} & \textbf{.4}\mbox{\tiny (0.7)} & \textbf{1} & \textbf{.5}\mbox{\tiny (0.7)}$^{\star}$ & \textbf{2} & \textbf{.7}\mbox{\tiny (2)} & \textbf{2} & \textbf{.4}\mbox{\tiny (0.6)}$^{\star3}$ & 15 & /15\\
\algbtables\hspace*{\fill} & 15 & \mbox{\tiny (17)} & 7 & .9\mbox{\tiny (7)} & 14 & \mbox{\tiny (36)} & 127 & \mbox{\tiny (187)} & 147 & \mbox{\tiny (494)} & 9 & /15\\
\algctables\hspace*{\fill} & 157 & \mbox{\tiny (210)} & 98 & \mbox{\tiny (159)} & 199 & \mbox{\tiny (362)} & 453 & \mbox{\tiny (276)} & 272 & \mbox{\tiny (335)} & 8 & /15
\end{tabularx}