Control of Corruption - Governance score (0-100) (Corruption score) in Tonga
Tonga: Control of Corruption - Governance score (0-100) (Corruption score) was 39.63 0-100 in 2025. ▲ Rising
Control of Corruption - Governance score in Tonga, 2004–2025
Source: World Bank. Measured in 0-100.
Analysis
In 2025, control of corruption - governance score in Tonga stood at 39.63 0-100.
Compared with earlier readings it is up 9.5% over ten years.
Over the whole period, control of corruption - governance score in Tonga peaked at 49.99 0-100 in 2004 and was at its lowest, 21.38 0-100, in 2005.
Tonga ranks 128th of 208 countries on this measure, in the middle of the range.
The long-run direction has been consistently rising across the 22 years of available data.
Control of Corruption - Governance score (0-100) (Corruption score) in Tonga, year by year
| Year | 0-100 | Change |
|---|---|---|
| 2004 | 49.99 0-100 | — |
| 2005 | 21.38 0-100 | -57.2% |
| 2006 | 21.49 0-100 | +0.5% |
| 2007 | 26.82 0-100 | +24.8% |
| 2008 | 35.25 0-100 | +31.4% |
| 2009 | 35.7 0-100 | +1.3% |
| 2010 | 43.42 0-100 | +21.6% |
| 2011 | 43.64 0-100 | +0.5% |
| 2012 | 43.58 0-100 | -0.1% |
| 2013 | 43.59 0-100 | +0.0% |
| 2014 | 36.39 0-100 | -16.5% |
| 2015 | 36.19 0-100 | -0.5% |
| 2016 | 36.23 0-100 | +0.1% |
| 2017 | 43.35 0-100 | +19.7% |
| 2018 | 46.4 0-100 | +7.0% |
| 2019 | 39.31 0-100 | -15.3% |
| 2020 | 42.49 0-100 | +8.1% |
| 2021 | 41.31 0-100 | -2.8% |
| 2022 | 38.12 0-100 | -7.7% |
| 2023 | 38.17 0-100 | +0.2% |
| 2024 | 39.63 0-100 | +3.8% |
| 2025 | 39.63 0-100 | +0.0% |
Tonga compared with similar countries
- Tonga's 39.63 0-100 is below the median for upper middle income countries, which is 41.82 0-100, 95% of the median. (59 countries reporting)
- Tonga's 39.63 0-100 is below the median for East Asia & Pacific, which is 54.61 0-100, 73% of the median. (36 countries reporting)
Biggest year-on-year movements
Years where Control of Corruption - Governance score (0-100) (Corruption score) in Tonga changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 2005 | -57.2% | 49.99 0-100 | 21.38 0-100 |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 31.77 0-100 | 21.38 0-100 | 49.99 0-100 | 6 |
| 2010s | 41.21 0-100 | 36.19 0-100 | 46.4 0-100 | 10 |
| 2020s | 39.89 0-100 | 38.12 0-100 | 42.49 0-100 | 6 |
Countries ranked near Tonga
More reference data data for Tonga
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.0105 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.0092 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 0.0197 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 0.0197 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.0353 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.0269 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 0.0446 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 0.1068 (2050)
- Emission Totals - Emissions (N2O) - Agricultural Soils 0.0799 (2050)
- Emission Totals - Emissions (CO2eq) from N2O (AR5) - Manure applied 9.35 (2050)
Frequently asked questions
- What is control of corruption - governance score in Tonga?
- Control of corruption - governance score in Tonga was 39.63 0-100 in 2025, according to the World Bank.
- What is the highest control of corruption - governance score recorded in Tonga?
- The highest recorded value was 49.99 0-100 in 2004.
- What is the lowest control of corruption - governance score recorded in Tonga?
- The lowest recorded value was 21.38 0-100 in 2005.
- How does Tonga rank for control of corruption - governance score?
- Tonga ranks 128th out of 208 countries with data for 2025.
- Is control of corruption - governance score rising or falling in Tonga?
- Over the last ten years it is up 9.5%. The long-run trend across the full record is rising.
- Where does this Tonga data come from?
- The figures come from the World Bank, published as part of Control of Corruption - Governance score (0-100). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 22 observations, free to reuse under CC BY 4.0 (World Bank Open Data).