CHART: The amazing close relationship over the last 150 years between US real GDP per capita and the share of Americans' food budgets spent on food away from home (restaurants), from 5% in 1869 to 50% last year.

CHART: The amazing close relationship over the last 150 years between US real GDP per capita and the share of Americans' food budgets spent on food away from home (restaurants), from 5% in 1869 to 50% last year. pic.twitter.com/fMDTwQazmZ

— Mark J. Perry (@Mark_J_Perry) May 18, 2018