The BP Statistical Review of World Energy has oil production data by country up to the end of 2015. This is what that looks like from 1988: The United States increased production by 5.1 million barrels per day from 2010 to 2015. The increase in production from countries around the Persian Gulf over the same period was slightly less at 5.0 million barrels per day. The increase in total world production was 8.4 million barrels per day so the rest of the world declined by some 1.7 million barrels per day. This was despite Canadian production rising 1.0 million barrels per day from oil sands developments plus some other increases from Russia, Brazil, Colombia etc. Most oil producing countries are in well-established long term decline […]