GDP, PPP (constant 2021 international $), per unit of GDP in Tonga
Tonga: GDP, PPP (constant 2021 international $), per unit of GDP was 1.13 constant 2021 international $ per US$ of GDP in 2025. ▼ Falling
GDP, PPP (constant 2021 international $), per unit of GDP in Tonga, 1990–2025
Source: Statizoid (derived). Measured in constant 2021 international $ per US$ of GDP.
Analysis
The most recent figure for gdp, ppp (constant 2021 international $), per unit of gdp in Tonga is 1.13 constant 2021 international $ per US$ of GDP, measured in 2025. That is the lowest value across all 36 years on record.
That represents a change of down 2.0% on the previous year and down 24.6% over ten years.
Over the whole period, gdp, ppp (constant 2021 international $), per unit of gdp in Tonga peaked at 3.94 constant 2021 international $ per US$ of GDP in 1990 and was at its lowest, 1.13 constant 2021 international $ per US$ of GDP, in 2025.
Tonga ranks 165th of 200 countries on this measure, in the bottom quarter.
The long-run direction has been consistently falling across the 36 years of available data.
GDP, PPP (constant 2021 international $), per unit of GDP in Tonga, year by year
| Year | constant 2021 international $ per US$ of GDP | Change |
|---|---|---|
| 1990 | 3.94 constant 2021 international $ per US$ of GDP | — |
| 1991 | 3.6 constant 2021 international $ per US$ of GDP | -8.6% |
| 1992 | 3.48 constant 2021 international $ per US$ of GDP | -3.3% |
| 1993 | 3.58 constant 2021 international $ per US$ of GDP | +2.7% |
| 1994 | 2.65 constant 2021 international $ per US$ of GDP | -25.8% |
| 1995 | 2.64 constant 2021 international $ per US$ of GDP | -0.3% |
| 1996 | 2.49 constant 2021 international $ per US$ of GDP | -5.9% |
| 1997 | 2.56 constant 2021 international $ per US$ of GDP | +2.7% |
| 1998 | 2.93 constant 2021 international $ per US$ of GDP | +14.8% |
| 1999 | 2.89 constant 2021 international $ per US$ of GDP | -1.7% |
| 2000 | 2.91 constant 2021 international $ per US$ of GDP | +0.9% |
| 2001 | 3.34 constant 2021 international $ per US$ of GDP | +14.8% |
| 2002 | 3.46 constant 2021 international $ per US$ of GDP | +3.5% |
| 2003 | 3.13 constant 2021 international $ per US$ of GDP | -9.6% |
| 2004 | 2.69 constant 2021 international $ per US$ of GDP | -14.1% |
| 2005 | 2.35 constant 2021 international $ per US$ of GDP | -12.5% |
| 2006 | 2.06 constant 2021 international $ per US$ of GDP | -12.3% |
| 2007 | 1.97 constant 2021 international $ per US$ of GDP | -4.5% |
| 2008 | 1.79 constant 2021 international $ per US$ of GDP | -9.1% |
| 2009 | 1.87 constant 2021 international $ per US$ of GDP | +4.6% |
| 2010 | 1.61 constant 2021 international $ per US$ of GDP | -14.1% |
| 2011 | 1.52 constant 2021 international $ per US$ of GDP | -5.5% |
| 2012 | 1.35 constant 2021 international $ per US$ of GDP | -11.3% |
| 2013 | 1.41 constant 2021 international $ per US$ of GDP | +4.7% |
| 2014 | 1.47 constant 2021 international $ per US$ of GDP | +4.5% |
| 2015 | 1.5 constant 2021 international $ per US$ of GDP | +1.9% |
| 2016 | 1.67 constant 2021 international $ per US$ of GDP | +10.8% |
| 2017 | 1.57 constant 2021 international $ per US$ of GDP | -5.6% |
| 2018 | 1.47 constant 2021 international $ per US$ of GDP | -6.3% |
| 2019 | 1.43 constant 2021 international $ per US$ of GDP | -2.7% |
| 2020 | 1.46 constant 2021 international $ per US$ of GDP | +1.7% |
| 2021 | 1.41 constant 2021 international $ per US$ of GDP | -3.4% |
| 2022 | 1.29 constant 2021 international $ per US$ of GDP | -8.7% |
| 2023 | 1.24 constant 2021 international $ per US$ of GDP | -3.2% |
| 2024 | 1.16 constant 2021 international $ per US$ of GDP | -7.1% |
| 2025 | 1.13 constant 2021 international $ per US$ of GDP | -2.0% |
Tonga compared with similar countries
- Tonga's 1.13 constant 2021 international $ per US$ of GDP is below the median for upper middle income countries, which is 2.08 constant 2021 international $ per US$ of GDP, 54% of the median. (58 countries reporting)
- Tonga's 1.13 constant 2021 international $ per US$ of GDP is below the median for East Asia & Pacific, which is 1.48 constant 2021 international $ per US$ of GDP, 77% of the median. (31 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 3.08 constant 2021 international $ per US$ of GDP | 2.49 constant 2021 international $ per US$ of GDP | 3.94 constant 2021 international $ per US$ of GDP | 10 |
| 2000s | 2.56 constant 2021 international $ per US$ of GDP | 1.79 constant 2021 international $ per US$ of GDP | 3.46 constant 2021 international $ per US$ of GDP | 10 |
| 2010s | 1.5 constant 2021 international $ per US$ of GDP | 1.35 constant 2021 international $ per US$ of GDP | 1.67 constant 2021 international $ per US$ of GDP | 10 |
| 2020s | 1.28 constant 2021 international $ per US$ of GDP | 1.13 constant 2021 international $ per US$ of GDP | 1.46 constant 2021 international $ per US$ of GDP | 6 |
Countries ranked near Tonga
- 162 San Marino 1.19 constant 2021 international $ per US$ of GDP compare
- 163 Aruba 1.18 constant 2021 international $ per US$ of GDP compare
- 164 Solomon Islands 1.14 constant 2021 international $ per US$ of GDP compare
- 166 France 1.13 constant 2021 international $ per US$ of GDP compare
- 167 Sint Maarten (Dutch part) 1.12 constant 2021 international $ per US$ of GDP compare
- 168 Puerto Rico 1.1 constant 2021 international $ per US$ of GDP compare
More economy & growth data for Tonga
- Africa's Development Dynamics (AfDD) Table 04 - Annual real GDP 0.3875 Percent per annum (2029)
- Africa's Development Dynamics (AfDD) Table 02 - Annual real GDP 1.2 Percent per annum (2029)
- Foreign direct investment, net outflows (BoP, current US$), gaps 1.25 million BoP, current US$ (2024)
- Foreign direct investment, net outflows (BoP, current US$), per unit 0.0019 BoP, current US$ per US$ of GDP (2024)
- Foreign direct investment, net outflows (BoP, current US$), per capita 12.03 BoP, current US$ per person (2024)
- Foreign direct investment, net inflows (BoP, current US$), gaps filled -12.08 million BoP, current US$ (2024)
- Foreign direct investment, net inflows (BoP, current US$), annual -560.68 % change on previous year (2024)
- Foreign direct investment, net inflows (BoP, current US$), per unit -0.0187 BoP, current US$ per US$ of GDP (2024)
- Foreign direct investment, net inflows (BoP, current US$), per capita -115.95 BoP, current US$ per person (2024)
- Total reserves (includes gold, current US$), annual growth rate 9.39 % change on previous year (2025)
Frequently asked questions
- What is gdp, ppp (constant 2021 international $), per unit of gdp in Tonga?
- Gdp, ppp (constant 2021 international $), per unit of gdp in Tonga was 1.13 constant 2021 international $ per US$ of GDP in 2025, according to Statizoid (derived).
- What is the highest gdp, ppp (constant 2021 international $), per unit of gdp recorded in Tonga?
- The highest recorded value was 3.94 constant 2021 international $ per US$ of GDP in 1990.
- What is the lowest gdp, ppp (constant 2021 international $), per unit of gdp recorded in Tonga?
- The lowest recorded value was 1.13 constant 2021 international $ per US$ of GDP in 2025.
- How does Tonga rank for gdp, ppp (constant 2021 international $), per unit of gdp?
- Tonga ranks 165th out of 200 countries with data for 2025.
- Is gdp, ppp (constant 2021 international $), per unit of gdp rising or falling in Tonga?
- Over the last ten years it is down 24.6%. 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 GDP, PPP (constant 2021 international $), per unit of GDP. Statizoid updates them automatically from the source API.
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CSV · JSON — 36 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
GDP, PPP (constant 2021 international $) divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.
GDP, PPP (constant 2021 international $) ÷ GDP (current US$)
Computed from
- GDP, PPP International Comparison Program (ICP), World Bank (WB)
- 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
GDP, PPP (constant 2021 international $) divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.