...or they define harassment so broadly that almost everyone is included. As a male scientist (former) I have been "harrassed" by male and female staff on many occasions, but on a level so trivial that it is totally meaningless.
What we need to worry about is not trivial harassment, but the serious cases like staff sleeping with their students or continually propositing them with threats or inducements to their careers. Let's get away from a number grab and start focusing on the really bad first [1].
1. My personal experience is the Sciences are the least bad in regard serious harassment with the Arts the worst by a factor of 10x at least.