GNI, PPP (current international $), per unit of GDP in Tonga

Tonga: GNI, PPP (current international $), per unit of GDP was 1.41 current international $ per US$ of GDP in 2025. ▼ Falling

Latest (2025)
1.41 current international $ per US$ of GDP
Change on year
up 0.1%
World rank
161st
of 203 countries
All-time high
2.41 current international $ per US$ of GDP
in 2002
All-time low
1.17 current international $ per US$ of GDP
in 2012
Years of data
36
1990–2025

GNI, PPP (current international $), per unit of GDP in Tonga, 1990–2025

00.511.522.51990200720251990: 2.2 current international $ per US$ of GDP1991: 2 current international $ per US$ of GDP1992: 2 current international $ per US$ of GDP1993: 2.1 current international $ per US$ of GDP1994: 1.6 current international $ per US$ of GDP1995: 1.6 current international $ per US$ of GDP1996: 1.6 current international $ per US$ of GDP1997: 1.6 current international $ per US$ of GDP1998: 1.9 current international $ per US$ of GDP1999: 1.9 current international $ per US$ of GDP2000: 1.9 current international $ per US$ of GDP2001: 2.3 current international $ per US$ of GDP2002: 2.4 current international $ per US$ of GDP2003: 2.2 current international $ per US$ of GDP2004: 1.9 current international $ per US$ of GDP2005: 1.7 current international $ per US$ of GDP2006: 1.6 current international $ per US$ of GDP2007: 1.6 current international $ per US$ of GDP2008: 1.5 current international $ per US$ of GDP2009: 1.6 current international $ per US$ of GDP2010: 1.3 current international $ per US$ of GDP2011: 1.3 current international $ per US$ of GDP2012: 1.2 current international $ per US$ of GDP2013: 1.2 current international $ per US$ of GDP2014: 1.3 current international $ per US$ of GDP2015: 1.3 current international $ per US$ of GDP2016: 1.5 current international $ per US$ of GDP2017: 1.5 current international $ per US$ of GDP2018: 1.4 current international $ per US$ of GDP2019: 1.4 current international $ per US$ of GDP2020: 1.5 current international $ per US$ of GDP2021: 1.5 current international $ per US$ of GDP2022: 1.4 current international $ per US$ of GDP2023: 1.5 current international $ per US$ of GDP2024: 1.4 current international $ per US$ of GDP2025: 1.4 current international $ per US$ of GDP

Source: Statizoid (derived). Measured in current international $ per US$ of GDP.

Analysis

The most recent figure for gni, ppp (current international $), per unit of gdp in Tonga is 1.41 current international $ per US$ of GDP, measured in 2025.

That represents a change of up 0.1% on the previous year and up 5.3% over ten years.

Over the whole period, gni, ppp (current international $), per unit of gdp in Tonga peaked at 2.41 current international $ per US$ of GDP in 2002 and was at its lowest, 1.17 current international $ per US$ of GDP, in 2012.

That places Tonga 161st out of 203 countries with data for 2025, putting it in the bottom quarter.

The long-run direction has been consistently falling across the 36 years of available data.

GNI, PPP (current international $), per unit of GDP in Tonga, year by year

Annual values for GNI, PPP (current international $), per unit of GDP in Tonga, 1990 to 2025.
Year current international $ per US$ of GDP Change
1990 2.18 current international $ per US$ of GDP —
1991 2.04 current international $ per US$ of GDP -6.3%
1992 2 current international $ per US$ of GDP -1.7%
1993 2.1 current international $ per US$ of GDP +4.8%
1994 1.65 current international $ per US$ of GDP -21.4%
1995 1.63 current international $ per US$ of GDP -0.9%
1996 1.57 current international $ per US$ of GDP -3.7%
1997 1.65 current international $ per US$ of GDP +4.6%
1998 1.94 current international $ per US$ of GDP +18.1%
1999 1.92 current international $ per US$ of GDP -1.1%
2000 1.95 current international $ per US$ of GDP +1.2%
2001 2.26 current international $ per US$ of GDP +16.3%
2002 2.41 current international $ per US$ of GDP +6.7%
2003 2.2 current international $ per US$ of GDP -9.1%
2004 1.95 current international $ per US$ of GDP -11.2%
2005 1.74 current international $ per US$ of GDP -10.8%
2006 1.6 current international $ per US$ of GDP -7.8%
2007 1.57 current international $ per US$ of GDP -2.1%
2008 1.45 current international $ per US$ of GDP -7.3%
2009 1.55 current international $ per US$ of GDP +6.7%
2010 1.35 current international $ per US$ of GDP -13.0%
2011 1.3 current international $ per US$ of GDP -3.9%
2012 1.17 current international $ per US$ of GDP -9.6%
2013 1.24 current international $ per US$ of GDP +6.0%
2014 1.3 current international $ per US$ of GDP +4.5%
2015 1.34 current international $ per US$ of GDP +3.2%
2016 1.51 current international $ per US$ of GDP +12.5%
2017 1.48 current international $ per US$ of GDP -1.6%
2018 1.43 current international $ per US$ of GDP -3.5%
2019 1.44 current international $ per US$ of GDP +0.5%
2020 1.49 current international $ per US$ of GDP +3.6%
2021 1.48 current international $ per US$ of GDP -0.9%
2022 1.44 current international $ per US$ of GDP -2.6%
2023 1.49 current international $ per US$ of GDP +3.3%
2024 1.41 current international $ per US$ of GDP -5.3%
2025 1.41 current international $ per US$ of GDP +0.1%

Tonga compared with similar countries

  • Tonga's 1.41 current international $ per US$ of GDP is below the median for upper middle income countries, which is 2.4 current international $ per US$ of GDP, 59% of the median. (58 countries reporting)
  • Tonga's 1.41 current international $ per US$ of GDP is below the median for East Asia & Pacific, which is 1.77 current international $ per US$ of GDP, 80% of the median. (31 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1990s 1.87 current international $ per US$ of GDP 1.57 current international $ per US$ of GDP 2.18 current international $ per US$ of GDP 10
2000s 1.87 current international $ per US$ of GDP 1.45 current international $ per US$ of GDP 2.41 current international $ per US$ of GDP 10
2010s 1.36 current international $ per US$ of GDP 1.17 current international $ per US$ of GDP 1.51 current international $ per US$ of GDP 10
2020s 1.45 current international $ per US$ of GDP 1.41 current international $ per US$ of GDP 1.49 current international $ per US$ of GDP 6

Countries ranked near Tonga

  1. 158 Italy 1.45 current international $ per US$ of GDP compare
  2. 159 Saint Kitts and Nevis 1.44 current international $ per US$ of GDP compare
  3. 160 Uruguay 1.44 current international $ per US$ of GDP compare
  4. 162 Antigua and Barbuda 1.4 current international $ per US$ of GDP compare
  5. 163 Nauru 1.38 current international $ per US$ of GDP compare
  6. 164 Singapore 1.37 current international $ per US$ of GDP compare

See the full ranking of 250 places →

More economy & growth data for Tonga

All data for Tonga →

Frequently asked questions

What is gni, ppp (current international $), per unit of gdp in Tonga?
Gni, ppp (current international $), per unit of gdp in Tonga was 1.41 current international $ per US$ of GDP in 2025, according to Statizoid (derived).
What is the highest gni, ppp (current international $), per unit of gdp recorded in Tonga?
The highest recorded value was 2.41 current international $ per US$ of GDP in 2002.
What is the lowest gni, ppp (current international $), per unit of gdp recorded in Tonga?
The lowest recorded value was 1.17 current international $ per US$ of GDP in 2012.
How does Tonga rank for gni, ppp (current international $), per unit of gdp?
Tonga ranks 161st out of 203 countries with data for 2025.
Is gni, ppp (current international $), per unit of gdp rising or falling in Tonga?
Over the last ten years it is up 5.3%. 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 GNI, PPP (current international $), per unit of GDP. Statizoid updates them automatically from the source API.

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GNI, PPP (current international $), per unit of GDP in Tonga. Statizoid, drawing on Statizoid (derived). Retrieved 28 September 2026, from https://economy.statizoid.com/stat/gni-ppp-current-international-per-unit-of-gdp/tonga/

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How this figure is calculated

GNI, PPP (current 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.

GNI, PPP (current international $) ÷ GDP (current US$)

Computed from

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

Indicator
GNI, PPP (current international $), per unit of GDP
Unit
current international $ per US$ of GDP
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
250 places, 8,497 data points, 1990–2025
Last refreshed

GNI, PPP (current 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.