About 3% of people in modern developed rich countries work in farming. In every other kind of country, it's more. In Africa and India it's the majority still.

About 3% of people in modern developed rich countries work in farming. In every other kind of country, it's more. In Africa and India it's the majority still. But 150 years ago—and for 10,000 years before that—farming employed 90% or more of the workforce in every country.