Tax revenues vs income inequality, gaps filled in Tonga

Tonga: Tax revenues vs income inequality, gaps filled was 22.19 in 2023. ▲ Rising

Latest (2023)
22.19
Change on year
down 4.1%
World rank
75th
of 187 countries
All-time high
24.2
in 2018
All-time low
12.86
in 1992
Years of data
43
1981–2023

Tax revenues vs income inequality, gaps filled in Tonga, 1981–2023

05101520251981200220231981: 13.21982: 13.61983: 141984: 13.31985: 14.51986: 14.41987: 14.21988: 15.41989: 14.51990: 14.31991: 15.11992: 12.91993: 14.11994: 14.81995: 15.11996: 15.71997: 16.51998: 15.31999: 152000: 15.72001: 15.42002: 18.72003: 18.22004: 18.22005: 19.42006: 20.82007: 21.12008: 21.12009: 19.82010: 16.42011: 17.52012: 17.52013: 19.22014: 19.42015: 20.82016: 21.42017: 21.82018: 24.22019: 242020: 23.52021: 23.52022: 23.12023: 22.2

Source: Statizoid (derived).

Analysis

In 2023, tax revenues vs income inequality, gaps filled in Tonga stood at 22.19.

That represents a change of down 4.1% on the previous year and up 15.5% over ten years.

Over the whole period, tax revenues vs income inequality, gaps filled in Tonga peaked at 24.2 in 2018 and was at its lowest, 12.86, in 1992.

That places Tonga 75th out of 187 countries with data for 2023, putting it in the middle of the range.

The long-run direction has been consistently rising across the 43 years of available data.

Tax revenues vs income inequality, gaps filled in Tonga, year by year

Annual values for Tax revenues vs income inequality, gaps filled in Tonga, 1981 to 2023.
Year Value Change
1981 13.19
1982 13.64 +3.4%
1983 13.95 +2.3%
1984 13.33 -4.4%
1985 14.5 +8.7%
1986 14.42 -0.5%
1987 14.19 -1.6%
1988 15.38 +8.4%
1989 14.5 -5.7%
1990 14.3 -1.4%
1991 15.09 +5.5%
1992 12.86 -14.8%
1993 14.1 +9.6%
1994 14.79 +4.8%
1995 15.06 +1.8%
1996 15.73 +4.5%
1997 16.54 +5.2%
1998 15.35 -7.2%
1999 14.95 -2.6%
2000 15.65 +4.7%
2001 15.42 -1.5%
2002 18.72 +21.4%
2003 18.18 -2.9%
2004 18.24 +0.4%
2005 19.41 +6.4%
2006 20.82 +7.3%
2007 21.09 +1.3%
2008 21.07 -0.1%
2009 19.8 -6.0%
2010 16.41 -17.1%
2011 17.52 +6.8%
2012 17.54 +0.1%
2013 19.22 +9.6%
2014 19.44 +1.1%
2015 20.84 +7.2%
2016 21.42 +2.8%
2017 21.8 +1.8%
2018 24.2 +11.0%
2019 23.99 -0.9%
2020 23.45 -2.3%
2021 23.49 +0.2%
2022 23.14 -1.5%
2023 22.19 -4.1%

Averages by decade

DecadeAverage LowestHighest Years
1980s 14.12 13.19 15.38 9
1990s 14.88 12.86 16.54 10
2000s 18.84 15.42 21.09 10
2010s 20.24 16.41 24.2 10
2020s 23.07 22.19 23.49 4

Countries ranked near Tonga

  1. 72 Marshall Islands 22.52 compare
  2. 73 Azerbaijan 22.5 compare
  3. 74 Dominica 22.26 compare
  4. 76 China (People’s Republic of) 22.1 compare
  5. 77 Ireland 21.9 compare
  6. 78 Belize 21.74 compare

See the full ranking of 187 places →

More poverty & inequality data for Tonga

All data for Tonga →

Frequently asked questions

What is tax revenues vs income inequality, gaps filled in Tonga?
Tax revenues vs income inequality, gaps filled in Tonga was 22.19 in 2023, according to Statizoid (derived).
What is the highest tax revenues vs income inequality, gaps filled recorded in Tonga?
The highest recorded value was 24.2 in 2018.
What is the lowest tax revenues vs income inequality, gaps filled recorded in Tonga?
The lowest recorded value was 12.86 in 1992.
How does Tonga rank for tax revenues vs income inequality, gaps filled?
Tonga ranks 75th out of 187 countries with data for 2023.
Is tax revenues vs income inequality, gaps filled rising or falling in Tonga?
Over the last ten years it is up 15.5%. The long-run trend across the full record is rising.
Where does this Tonga data come from?
The figures come from Statizoid (derived), published as part of Tax revenues vs income inequality, gaps filled. Statizoid updates them automatically from the source API.

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Tax revenues vs income inequality, gaps filled in Tonga. Statizoid, drawing on Statizoid (derived). Retrieved 23 August 2026, from https://poverty.statizoid.com/stat/tax-revenues-vs-income-inequality-gaps-filled/tonga/

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How this figure is calculated

Tax revenues vs income inequality with 52 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.

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
Tax revenues vs income inequality, gaps filled
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
187 places, 6,336 data points, 1980–2023
Last refreshed

Tax revenues vs income inequality with 52 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.