I used to work at Uber and heard anecdotally that despite the advertising, something like 50% of Uber rides in the Bay Area are done by the top ten percent of d

I used to work at Uber and heard anecdotally that despite the advertising, something like 50% of Uber rides in the Bay Area are done by the top ten percent of drivers. And they do work a lot. So the vast majority might be part time but they don't do most of the work.