OK.. but as the OP implied this should really not be looked at in isolation...
Can we see the equivalent figures for Medical Practitioners, Teachers, Legal Professionals, Military personnel etc?
After all regardless of what some folks apparently want to think, TSO's are not alone in being imperfect as a group......
I would personally be very surprised indeed if the TSA's per capita rate of indictable offenses was significantly different to any other large group in which the public is pretty much forced to "trust".....