Using data from MarineTraffic (which is definitely worth a click through), the New York Times has created this terrific animation showing the flow of oil tankers from the Persian Gulf to the rest of the world from May 15 to June 15, 2019.
Here’s a screenshot:
About 20% of the world’s supply of oil flows through the Strait of Hormuz, a tiny passage located between Iran (north) and the UAE (south). See above.
The article also has a number of other charts that speak to changing supply and demand patterns. Note the US, China, and Iran.
Here are the top oil producers (total petroleum liquids) and the top crude oil exporters in 2018 (both are measured in millions of barrels a day):
And here are the top oil consumers ranked by 2016 data (total consumption of petroleum and other liquids):
Images/Charts: New York Times