Transparency International's index of perceived public-sector corruption on a 0-100 scale (higher is cleaner). Source: Our World in Data — Governance (CPI, V-Dem). Retrieved 19 Jun 2026.
| Period | Corruption Perceptions Index |
|---|---|
| 2024 | 26 |
| 2023 | 25 |
| 2022 | 24 |
| 2021 | 24 |
| 2020 | 25 |
| 2019 | 26 |
| 2018 | 27 |
| 2017 | 27 |
| 2016 | 28 |
| 2015 | 26 |
| 2014 | 27 |
| 2013 | 25 |
54 countries carry a recent Corruption Perceptions Index figure. Each opens its own page with the history, the source and the API request.
164 of 207 indicators carry a figure for Nigeria, grouped by topic.