I'd be interested in seeing data on successful start ups vs location.
https://codingvc.com/the-effect-of-location-on-a-startups-li...
Though what that does not account for is the ratio of equity given for capital raised; my understanding is that on average per percent of equity that the amount of capital raised will be double that of anywhere else; means that really, amounts shown for the Bay Area should be double due to the value of that capital in a deal.