Years of schooling, per unit of GDP in Tonga
Tonga: Years of schooling, per unit of GDP was 0 units per US$ of GDP in 2023. ▼ Falling
Years of schooling, per unit of GDP in Tonga, 1990–2023
Source: Statizoid (derived). Measured in units per US$ of GDP.
Analysis
The most recent figure for years of schooling, per unit of gdp in Tonga is 0 units per US$ of GDP, measured in 2023. That is the lowest value across all 34 years on record.
That represents a change of down 5.9% on the previous year and down 23.5% over ten years.
Over the whole period, years of schooling, per unit of gdp in Tonga peaked at 0 units per US$ of GDP in 1990 and was at its lowest, 0 units per US$ of GDP, in 2023.
That places Tonga 6th out of 192 countries with data for 2023, putting it in the top 10%.
The long-run direction has been consistently falling across the 34 years of available data.
Years of schooling, per unit of GDP in Tonga, year by year
| Year | units per US$ of GDP | Change |
|---|---|---|
| 1990 | 0 units per US$ of GDP | — |
| 1991 | 0 units per US$ of GDP | -12.4% |
| 1992 | 0 units per US$ of GDP | -1.6% |
| 1993 | 0 units per US$ of GDP | +0.9% |
| 1994 | 0 units per US$ of GDP | -28.0% |
| 1995 | 0 units per US$ of GDP | -4.4% |
| 1996 | 0 units per US$ of GDP | -6.1% |
| 1997 | 0 units per US$ of GDP | +3.3% |
| 1998 | 0 units per US$ of GDP | +12.3% |
| 1999 | 0 units per US$ of GDP | -3.8% |
| 2000 | 0 units per US$ of GDP | -2.7% |
| 2001 | 0 units per US$ of GDP | +13.1% |
| 2002 | 0 units per US$ of GDP | -0.9% |
| 2003 | 0 units per US$ of GDP | -9.6% |
| 2004 | 0 units per US$ of GDP | -12.3% |
| 2005 | 0 units per US$ of GDP | -11.9% |
| 2006 | 0 units per US$ of GDP | -10.4% |
| 2007 | 0 units per US$ of GDP | -0.5% |
| 2008 | 0 units per US$ of GDP | -11.9% |
| 2009 | 0 units per US$ of GDP | +12.1% |
| 2010 | 0 units per US$ of GDP | -13.5% |
| 2011 | 0 units per US$ of GDP | -10.0% |
| 2012 | 0 units per US$ of GDP | -12.2% |
| 2013 | 0 units per US$ of GDP | +4.2% |
| 2014 | 0 units per US$ of GDP | +2.4% |
| 2015 | 0 units per US$ of GDP | +0.7% |
| 2016 | 0 units per US$ of GDP | +3.9% |
| 2017 | 0 units per US$ of GDP | -8.6% |
| 2018 | 0 units per US$ of GDP | -6.9% |
| 2019 | 0 units per US$ of GDP | -2.5% |
| 2020 | 0 units per US$ of GDP | +0.2% |
| 2021 | 0 units per US$ of GDP | -2.1% |
| 2022 | 0 units per US$ of GDP | -6.7% |
| 2023 | 0 units per US$ of GDP | -5.9% |
Tonga compared with similar countries
- Tonga's 0 units per US$ of GDP is above the median for upper middle income countries, which is 0 units per US$ of GDP, 87.0× the median. (58 countries reporting)
- Tonga's 0 units per US$ of GDP is above the median for East Asia & Pacific, which is 0 units per US$ of GDP, 67.9× the median. (30 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 0 units per US$ of GDP | 0 units per US$ of GDP | 0 units per US$ of GDP | 10 |
| 2000s | 0 units per US$ of GDP | 0 units per US$ of GDP | 0 units per US$ of GDP | 10 |
| 2010s | 0 units per US$ of GDP | 0 units per US$ of GDP | 0 units per US$ of GDP | 10 |
| 2020s | 0 units per US$ of GDP | 0 units per US$ of GDP | 0 units per US$ of GDP | 4 |
Countries ranked near Tonga
More education data for Tonga
- Teachers in secondary education, both sexes (number), gaps filled 1,086 (2015)
- Repeaters in primary education, all grades, both sexes (number), gaps 20 (2024)
- Enrolment in pre-primary education, male (number), gaps filled 1,228 (2024)
- Enrolment in pre-primary education, female (number), gaps filled 1,164 (2024)
- Secondary education, pupils, gaps filled 16,132 (2024)
- Primary education, duration (years), annual growth rate 0 % change on previous year (2025)
- Primary education, pupils, gaps filled 15,644 (2024)
- Primary education, pupils, annual growth rate -2.92 % change on previous year (2024)
- Primary education, pupils, per unit of GDP 0 units per US$ of GDP (2024)
- Primary education, pupils, per capita 0.1502 units per person (2024)
Frequently asked questions
- What is years of schooling, per unit of gdp in Tonga?
- Years of schooling, per unit of gdp in Tonga was 0 units per US$ of GDP in 2023, according to Statizoid (derived).
- What is the highest years of schooling, per unit of gdp recorded in Tonga?
- The highest recorded value was 0 units per US$ of GDP in 1990.
- What is the lowest years of schooling, per unit of gdp recorded in Tonga?
- The lowest recorded value was 0 units per US$ of GDP in 2023.
- How does Tonga rank for years of schooling, per unit of gdp?
- Tonga ranks 6th out of 192 countries with data for 2023.
- Is years of schooling, per unit of gdp rising or falling in Tonga?
- Over the last ten years it is down 23.5%. The long-run trend across the full record is falling.
- Where does this Tonga data come from?
- The figures come from Statizoid (derived), published as part of Years of schooling, per unit of GDP. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 34 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
Years of schooling divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.
Years of schooling ÷ GDP (current US$)
Computed from
- Average years of schooling among adults UNDP, Human Development Report (2025) – with minor processing by Our World in Data
- GDP Country official statistics, National Statistical Organizations and/or Central Banks
Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.
About this data
Years of schooling divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.