| 2015 | 2020 | 2023 | |
| Algeria | -27280 | -18684 | 5431 |
| Congo | -4631 | 1441 | 3576 |
| Equatorial Guinea | -1296 | 3 | 120 |
| Gabon | -1080 | -1063 | -371 |
| IR Iran | 1237 | -708 | 13152 |
| Iraq | -1913 | -6198 | 51399 |
| Kuwait | 4013 | 4843 | 51404 |
| Libya | -9233 | -4780 | 5110 |
| Nigeria | -15439 | -15986 | -806 |
| Saudi Arabia | -52640 | -25547 | 34070 |
| United Arab Emirates | 17527 | 22073 | 72748 |
| Venezuela | -16051 | -2518 | 1705 |
| Total OPEC | -106785 | -47126 | 237537 |