According to the latest statistics released by the World Bank in 2024, among the OPEC countries in 1967, Venezuela ranked first in terms of gross domestic product(GDP), with a total economic volume of $9.25 billion; Iran ranked second in terms of GDP, with a total economic volume of $7.56 billion; Nigeria ranked third in terms of GDP, with a total economic volume of $5.2 billion; Algeria ranked fourth in terms of GDP, with a total economy of $3.37 billion; and Kuwait, with a total economy of $2.44 billion, ranked fifth in GDP.
| Rank | Country | GDP |
|---|---|---|
| 1 | Venezuela | $9.25 billion |
| 2 | Iran | $7.56 billion |
| 3 | Nigeria | $5.2 billion |
| 4 | Algeria | $3.37 billion |
| 5 | Kuwait | $2.44 billion |
| 6 | Gabon | $0.27 billion |
| 7 | Republic of Congo | $0.24 billion |
| 8 | Equatorial Guinea | $0.07 billion |