OPEC Members and Countries with more than 10 Billion Barrels of Oil Reserves

OPEC Members and Countries with more than 10 Billion Barrels of Oil Reserves

OPEC includes 12 members on 3 continents. The founding members (1960) are Venezuela, Iran, Iraq, Saudi Arabia and Kuwait who are all still part of OPEC. Several other oil-producing nations joined thereafter the organization: Qatar (1961), Indonesia (1962-2009; it ceased to be a net oil exporter), Libya (1969), Algeria (1970), Nigeria (1971), Ecuador (1973-1992; it left the organization in order to avoid production quotas and rejoined in 2007), The United Arab Emirates (1973), Gabon (1973-1994) and Angola (2007).