\begin{tabular}{lr}
\toprule
Role Combination & Count \\
\midrule
Manager & 16 \\
Researcher & 7 \\
Software Developer & 6 \\
Researcher, Software Developer & 4 \\
Administrator, Researcher, Software Developer & 3 \\
Manager, Researcher, Software Developer & 3 \\
Administrator, Manager, Software Developer & 2 \\
Manager, Researcher & 2 \\
Data Steward & 1 \\
Not sure/don't know & 1 \\
Administrator, Manager, Researcher & 1 \\
Administrator, Manager & 1 \\
Administrator, Manager, Researcher, Software Developer & 1 \\
Data Steward, Not sure/don't know, Software Developer & 1 \\
 & 1 \\
Data Steward, Software Developer & 1 \\
\bottomrule
\end{tabular}
