While you’re not wrong, there are far more doctors in politics at all levels (including influential fundraising) than engineers and teachers.
I don't think you're right about this (not that it matters) but what's your source of data?
What is an 'engineer'? A PE? Someone who coded once?
The 'quotas' for doctors don't exist, this is one of the stories people on the internet tell themselves.
While you’re not wrong, there are far more doctors in politics at all levels (including influential fundraising) than engineers and teachers.