I'm curious about the actual statistics of ADD/ADHD drug abuse in the tech community. I do have friends that have started taking Adderall but stopped quickly, o

I'm curious about the actual statistics of ADD/ADHD drug abuse in the tech community. I do have friends that have started taking Adderall but stopped quickly, or only take it rarely, because of negative effects. By negative effects I mean it made work and relationships harder, not just adverse side effects of the drugs.