Elderly literacy rate, population 65+ years, adjusted gender parity in Tonga
Tonga: Elderly literacy rate, population 65+ years, adjusted gender parity was 0.99 GPIA in 2023. ▲ Rising
Latest (2023)
0.99 GPIA
World rank
8th
of 84 countries
All-time high
1.12 GPIA
in 2019
All-time low
0.99 GPIA
in 1976
Years of data
7
1976–2023
Elderly literacy rate, population 65+ years, adjusted gender parity in Tonga, 1976–2023
Source: UNESCO Institute for Statistics. Measured in GPIA.
Analysis
In 2023, elderly literacy rate, population 65+ years, adjusted gender parity in Tonga stood at 0.99 GPIA. That is the lowest value across all 7 years on record.
The figure is down 1.0% over ten years.
Over the whole period, elderly literacy rate, population 65+ years, adjusted gender parity in Tonga peaked at 1.12 GPIA in 2019 and was at its lowest, 0.99 GPIA, in 1976.
That places Tonga 8th out of 84 countries with data for 2023, putting it in the top 10%.
Elderly literacy rate, population 65+ years, adjusted gender parity in Tonga, year by year
| Year | GPIA | Change |
|---|---|---|
| 1976 | 0.99 GPIA | — |
| 1996 | 0.99 GPIA | +0.0% |
| 2006 | 0.99 GPIA | +0.0% |
| 2011 | 1 GPIA | +1.0% |
| 2016 | 1 GPIA | +0.0% |
| 2019 | 1.12 GPIA | +12.0% |
| 2023 | 0.99 GPIA | -11.6% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 0.99 GPIA | 0.99 GPIA | 0.99 GPIA | 1 |
| 1990s | 0.99 GPIA | 0.99 GPIA | 0.99 GPIA | 1 |
| 2000s | 0.99 GPIA | 0.99 GPIA | 0.99 GPIA | 1 |
| 2010s | 1.04 GPIA | 1 GPIA | 1.12 GPIA | 3 |
| 2020s | 0.99 GPIA | 0.99 GPIA | 0.99 GPIA | 1 |
Countries ranked near Tonga
- 5 Armenia 1 GPIA compare
- 5 Philippines 1 GPIA compare
- 5 Uzbekistan 1 GPIA compare
- 8 Azerbaijan 0.99 GPIA compare
- 8 Brazil 0.99 GPIA compare
- 8 Dominican Republic 0.99 GPIA compare
- 8 Spain 0.99 GPIA compare
- 8 Georgia 0.99 GPIA compare
- 8 Honduras 0.99 GPIA compare
- 8 Mongolia 0.99 GPIA compare
More education data for Tonga
- Enrolment in tertiary education, all programmes, both sexes (number) -23.7 % change on previous year (2024)
- Teachers in primary education, female (number), gaps filled 640 (2024)
- Teachers in primary education, male (number), gaps filled 178 (2024)
- Enrolment in tertiary education, all programmes, female (number) 2,536 (2024)
- Enrolment in tertiary education, all programmes, male (number), gaps 941 (2024)
- Theoretical duration of primary education (years), annual growth rate 0 % change on previous year (2025)
- Theoretical duration of pre-primary education (years), annual growth 0 % change on previous year (2025)
- Start of the academic school year (pre-primary to post-secondary non) 0.0494 % change on previous year (2025)
- Theoretical duration of lower secondary education (years), annual 0 % change on previous year (2025)
- Theoretical duration of upper secondary education (years), annual 0 % change on previous year (2025)
Frequently asked questions
- What is elderly literacy rate, population 65+ years, adjusted gender parity in Tonga?
- Elderly literacy rate, population 65+ years, adjusted gender parity in Tonga was 0.99 GPIA in 2023, according to UNESCO Institute for Statistics.
- What is the highest elderly literacy rate, population 65+ years, adjusted gender parity recorded in Tonga?
- The highest recorded value was 1.12 GPIA in 2019.
- What is the lowest elderly literacy rate, population 65+ years, adjusted gender parity recorded in Tonga?
- The lowest recorded value was 0.99 GPIA in 1976.
- How does Tonga rank for elderly literacy rate, population 65+ years, adjusted gender parity?
- Tonga ranks 8th out of 84 countries with data for 2023.
- Is elderly literacy rate, population 65+ years, adjusted gender parity rising or falling in Tonga?
- Over the last ten years it is down 1.0%. The long-run trend across the full record is rising.
- Where does this Tonga data come from?
- The figures come from UNESCO Institute for Statistics, published as part of Elderly literacy rate, population 65+ years, adjusted gender parity index (GPIA). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 7 observations, free to reuse under CC BY-SA 3.0 IGO (UNESCO Institute for Statistics).
About this data
February 2026 Data Release