Now this is Scary  my guess it more like  2/5
https://www.independent.co.uk/news/world/australasia/psychopaths-ceos-study-statistics-one-in-five-psychopathic-traits-a7251251.html

One in five CEOs are psychopaths, new study finds
Proportion of psychopath corporate executives 'similar to prison population'
Harriet Agerholm
Wednesday 14 September 2016 09:32