\begin{tabular}{r|ccc}
\toprule
           & Freq. & Percent & Cum.    \\ \hline
    setosa &    50 &  33.333 &  33.333 \\
versicolor &    50 &  33.333 &  66.667 \\
 virginica &    50 &  33.333 & 100.000 \\ \hline
     Total &   150 & 100.000 &         \\
\bottomrule
\end{tabular}