According to the latest statistics released by the World Bank in 2024, among the OPEC countries in 1969, Venezuela ranked first in terms of gross domestic product(GDP), with a total economic volume of $10.29 billion; Iran ranked second in terms of GDP, with a total economic volume of $9.74 billion; Nigeria ranked third in terms of GDP, with a total economic volume of $6.63 billion; Saudi Arabia ranked fourth in terms of GDP, with a total economy of $4.49 billion; and Algeria, with a total economy of $4.26 billion, ranked fifth in GDP.
| Rank | Country | GDP |
|---|---|---|
| 1 | Venezuela | $10.29 billion |
| 2 | Iran | $9.74 billion |
| 3 | Nigeria | $6.63 billion |
| 4 | Saudi Arabia | $4.49 billion |
| 5 | Algeria | $4.26 billion |
| 6 | Iraq | $3.01 billion |
| 7 | Kuwait | $2.77 billion |
| 8 | Gabon | $0.32 billion |
| 9 | Republic of Congo | $0.27 billion |
| 10 | Equatorial Guinea | $0.07 billion |