Oil revenue - Country rankings:
The average for 2016 was 2.03 percent.The highest value was in Kuwait: 44.03 percent and the lowest value was in Antigua and Barbuda: 0 percent. Below is a chart for all countries where data are available for: Oil revenue.
Revenue minus production cost of oil, percent of GDP, 2016
(percent, Source: The World Bank, TheGlobalEconomy.com)