World Bank Worldwide Governance Indicator for government effectiveness, from −2.5 (weak) to 2.5 (strong). Source: World Bank — World Development Indicators. Retrieved 15 Oct 2026.
| Period | Government Effectiveness |
|---|---|
| 2025 | -0.93 |
| 2024 | -0.98 |
| 2023 | -0.98 |
| 2022 | -0.96 |
| 2021 | -0.99 |
| 2020 | -0.95 |
| 2019 | -0.97 |
| 2018 | -0.95 |
| 2017 | -1 |
| 2016 | -1.01 |
| 2015 | -1.11 |
| 2014 | -1.03 |
54 countries carry a recent government effectiveness score figure. Each opens its own page with the history, the source and the API request.
149 of 207 indicators carry a figure for Sierra Leone, grouped by topic.