There is no data. And even if there was they would never include ALL data, e.g. you have to weigh paying rent in Hong Kong, New York, Sydney, San Francisco, Lo

There is no data. And even if there was they would never include ALL data, e.g. you have to weigh paying rent in Hong Kong, New York, Sydney, San Francisco, London etc etc expensive places for an office building that a remote-only work place doesn't need. Being 5% more productive in office might not make up for billions of dollars in rent and overhead.