He's got a place to live, and food to eat, and he spends 200% of his time at work. At that point money is really just a thing that idles in the bank.
The average private driver salary's in NYC is about 60k a year according to Google btw[0]. The average yearly -household- income in the US is 68k.
It's a massive luxury to be able to afford such a thing.
[0]: https://www.quora.com/How-much-does-a-full-time-driver-cost-...
edit: That's a rough estimate and probably a low estimate. You'd be using Uber for commuting, going to work social events, driving kids on weekends, driving out of the city on vacation, etc.
Wow, that's crazy. I pay 28000USD/yr in London, most of my friends pay about the same.
Perhaps the money goes towards cloning costs?