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Energy Insight: World estimated proved reserves of crude oil (DSS04)

Please note this Insight is no longer being updated.  You will find more recent information via our

In 2018, global oil reserves increased by 2.23 billion barrels to 17.25 billion barrels.


71.8% of global proved reserves were held by OPEC countries in 2018. 

Venezuela still holds the largest oil reserves of 303.2 billion barrels, followed by Saudi Arabia (297.7 billion barrels), Canada (167.8 billion barrels), Iran (155.6 billion barrels), Iraq (147.2 billion barrels), Russia (106.2 billion barrels), Kuwait (101.5 billion barrels), UAE (97.8 billion barrels), United States (61.2 billion barrels) and Libya (48.4 billion barrels).  

Increases in proven reserves usually follow an increase in the price of oil - the graph below shows that oil prices fell from 2011 to 2016, thus discouraging new oil exploration.


References and further reading



The Oxford Institute for Energy Studies

See our Energy Insight: Venezuelan oil  for an explanation of the problems with the Venezuelan oil industry.


Note: - this datasheet will no longer be updated every year as reserve figures do not change significantly over short periods.


Energy Insight details


EI Datasheet 04.xlsx

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EI Datasheet 04.pdf!

Physical description: pdf 1p; statistical datasheet, available to logged-in EI members and subscribers

Keywords: Statistics - Oil - Reserves

Subjects: Resource use and management, Statistics, Crude oil, Natural gas, Oil and gas, Oil, Oil production, Reserves

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