| Year | Lagos | Benin |
|---|---|---|
| 2026 | 525 | 655 |
| 2025 | 1,948 | 2,651 |
| 2024 | 3,970 | 1,678 |
| 2023 | 6,154 | 575 |
| 2022 | 453 | 213 |
| 2021 | 1,712 | 1,380 |
| 2020 | 2,278 | 121 |
| 2019 | 11,689 | — |
| 2018 | 1,186 | — |
| 2017 | 2,500 | — |
| 2015 | 1,264 | 647 |
| 2014 | 6,435 | 191 |
| 2013 | 1,609 | — |
| 2005 | 945 | — |
| 2003 | — | 2,325 |
| 2001 | — | 45 |
| 1991 | 10,481 | — |
| 1990 | — | 4,862 |
| 1989 | 8,118 | — |
| 1986 | 4,846 | 3,558 |
| 1985 | 21,399 | 861 |
| 1984 | 17,108 | 172 |
| 1983 | 14,763 | — |
| 1982 | 12,446 | — |
| 1981 | 9,671 | — |