\providecommand{\ntables}{7}\providecommand{\algatables}{\StrLeft{ HCMA}{\ntables}}\providecommand{\algbtables}{\StrLeft{ LSfminbnd posik noiseless}{\ntables}}\providecommand{\algctables}{\StrLeft{ LSstep posik noiseless}{\ntables}}\providecommand{\algdtables}{\StrLeft{minsqig0I0t2000ndsqistep}{\ntables}}\providecommand{\algetables}{\StrLeft{t2000ndstep}{\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{f2} & \multicolumn{2}{@{}c@{}}{\textit{6.3e+6}:1.5 \quad} & \multicolumn{2}{@{}c@{}}{\textit{6.3e+5}:4.3 \quad} & \multicolumn{2}{@{}c@{}}{\textit{4.0e+4}:10 \quad} & \multicolumn{2}{@{}c@{}}{\textit{1.0e+2}:32 \quad} & \multicolumn{2}{@{}c@{}|}{\textit{1.0e-8}:49 } & 15 & /15\\
\algatables\hspace*{\fill} & \textbf{1} & \textbf{.3}\mbox{\tiny (1)} & \textbf{1} & \textbf{.4}\mbox{\tiny (0.8)} & \textbf{0} & \textbf{.96}\mbox{\tiny (0.2)} & 1 & .1\mbox{\tiny (0.8)} & 4 & .6\mbox{\tiny (0.3)} & 15 & /15\\
\algbtables\hspace*{\fill} & 6 & .6\mbox{\tiny (13)} & 4 & .6\mbox{\tiny (4)} & 2 & .5\mbox{\tiny (1)} & 1 & .2\mbox{\tiny (0.6)} & \textbf{1} & \textbf{}\mbox{\tiny (0.2)} & 15 & /15\\
\algctables\hspace*{\fill} & 158 & \mbox{\tiny (262)} & 88 & \mbox{\tiny (94)} & 46 & \mbox{\tiny (30)} & 16 & \mbox{\tiny (13)} & 13 & \mbox{\tiny (3)} & 15 & /15\\
\algdtables\hspace*{\fill} & 3 & .3\mbox{\tiny (4)} & 2 & .6\mbox{\tiny (2)} & 1 & .3\mbox{\tiny (0.5)} & \textbf{0} & \textbf{.61}\mbox{\tiny (0.1)} & 1 & .2\mbox{\tiny (0.8)} & 15 & /15\\
\algetables\hspace*{\fill} & 3 & .3\mbox{\tiny (4)} & 2 & .8\mbox{\tiny (2)} & 1 & .8\mbox{\tiny (0.7)} & 0 & .97\mbox{\tiny (0.1)} & 1 & .7\mbox{\tiny (0.0)} & 15 & /15
\end{tabularx}