Swine, breeding — Stocks, per square kilometre in Tonga

Tonga: Swine, breeding — Stocks, per square kilometre was 11.68 An per square kilometre in 2023. ▲ Rising

Latest (2023)
11.68 An per square kilometre
Change on year
up 0.1%
World rank
6th
of 149 countries
All-time high
16.67 An per square kilometre
in 1988
All-time low
2.53 An per square kilometre
in 1961
Years of data
63
1961–2023

Swine, breeding — Stocks, per square kilometre in Tonga, 1961–2023

51015196119922023

Source: Statizoid (derived). Measured in An per square kilometre.

Analysis

In 2023, swine, breeding — stocks, per square kilometre in Tonga stood at 11.68 An per square kilometre.

The figure is up 0.1% on the previous year and up 1.9% over ten years.

Over the whole period, swine, breeding — stocks, per square kilometre in Tonga peaked at 16.67 An per square kilometre in 1988 and was at its lowest, 2.53 An per square kilometre, in 1961.

That places Tonga 6th out of 149 countries with data for 2023, putting it in the top 10%.

The long-run direction has been consistently rising across the 63 years of available data.

Swine, breeding — Stocks, per square kilometre in Tonga, year by year

Annual values for Swine, breeding — Stocks, per square kilometre in Tonga, 1961 to 2023.
Year An per square kilometre Change
1961 2.53 An per square kilometre —
1962 3.81 An per square kilometre +50.4%
1963 3.69 An per square kilometre -3.2%
1964 3.65 An per square kilometre -1.0%
1965 3.89 An per square kilometre +6.7%
1966 4.99 An per square kilometre +28.3%
1967 4.19 An per square kilometre -16.1%
1968 4.45 An per square kilometre +6.1%
1969 4.68 An per square kilometre +5.2%
1970 5.09 An per square kilometre +8.8%
1971 4.6 An per square kilometre -9.6%
1972 4.44 An per square kilometre -3.4%
1973 5.56 An per square kilometre +25.0%
1974 6.53 An per square kilometre +17.6%
1975 6.99 An per square kilometre +6.9%
1976 9.16 An per square kilometre +31.0%
1977 11.09 An per square kilometre +21.1%
1978 13.63 An per square kilometre +23.0%
1979 13.67 An per square kilometre +0.3%
1980 13.89 An per square kilometre +1.6%
1981 16.39 An per square kilometre +18.0%
1982 14.44 An per square kilometre -11.9%
1983 11.87 An per square kilometre -17.8%
1984 9.12 An per square kilometre -23.2%
1985 11.23 An per square kilometre +23.1%
1986 12.5 An per square kilometre +11.3%
1987 14.58 An per square kilometre +16.7%
1988 16.67 An per square kilometre +14.3%
1989 13.01 An per square kilometre -21.9%
1990 13.01 An per square kilometre -0.0%
1991 13.01 An per square kilometre +0.0%
1992 13.06 An per square kilometre +0.3%
1993 12.99 An per square kilometre -0.5%
1994 12.5 An per square kilometre -3.7%
1995 11.23 An per square kilometre -10.2%
1996 11.25 An per square kilometre +0.2%
1997 11.25 An per square kilometre +0.0%
1998 11.25 An per square kilometre +0.0%
1999 11.25 An per square kilometre +0.0%
2000 11.25 An per square kilometre +0.0%
2001 11.25 An per square kilometre +0.0%
2002 11.25 An per square kilometre +0.0%
2003 11.25 An per square kilometre +0.0%
2004 11.25 An per square kilometre +0.0%
2005 11.25 An per square kilometre +0.0%
2006 11.25 An per square kilometre +0.0%
2007 11.28 An per square kilometre +0.2%
2008 11.28 An per square kilometre +0.0%
2009 11.28 An per square kilometre +0.0%
2010 11.28 An per square kilometre +0.0%
2011 11.28 An per square kilometre +0.0%
2012 11.39 An per square kilometre +1.0%
2013 11.46 An per square kilometre +0.6%
2014 11.53 An per square kilometre +0.6%
2015 11.58 An per square kilometre +0.4%
2016 11.6 An per square kilometre +0.2%
2017 11.63 An per square kilometre +0.2%
2018 11.66 An per square kilometre +0.2%
2019 11.68 An per square kilometre +0.2%
2020 11.63 An per square kilometre -0.4%
2021 11.65 An per square kilometre +0.2%
2022 11.66 An per square kilometre +0.1%
2023 11.68 An per square kilometre +0.1%

Tonga compared with similar countries

  • Tonga's 11.68 An per square kilometre is above the median for upper middle income countries, which is 0.6412 An per square kilometre, 18.2× the median. (47 countries reporting)
  • Tonga's 11.68 An per square kilometre is above the median for East Asia & Pacific, which is 1.15 An per square kilometre, 10.1× the median. (23 countries reporting)

Biggest year-on-year movements

Years where Swine, breeding — Stocks, per square kilometre in Tonga changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.

YearChange FromTo
1962 +50.4% 2.53 An per square kilometre 3.81 An per square kilometre
1976 +31.0% 6.99 An per square kilometre 9.16 An per square kilometre
1966 +28.3% 3.89 An per square kilometre 4.99 An per square kilometre

Averages by decade

DecadeAverage LowestHighest Years
1960s 3.99 An per square kilometre 2.53 An per square kilometre 4.99 An per square kilometre 9
1970s 8.08 An per square kilometre 4.44 An per square kilometre 13.67 An per square kilometre 10
1980s 13.37 An per square kilometre 9.12 An per square kilometre 16.67 An per square kilometre 10
1990s 12.08 An per square kilometre 11.23 An per square kilometre 13.06 An per square kilometre 10
2000s 11.26 An per square kilometre 11.25 An per square kilometre 11.28 An per square kilometre 10
2010s 11.51 An per square kilometre 11.28 An per square kilometre 11.68 An per square kilometre 10
2020s 11.66 An per square kilometre 11.63 An per square kilometre 11.68 An per square kilometre 4

Countries ranked near Tonga

  1. 3 Denmark 28.42 An per square kilometre compare
  2. 4 Belgium 17.64 An per square kilometre compare
  3. 5 Nauru 15.14 An per square kilometre compare
  4. 7 Malta 11.18 An per square kilometre compare
  5. 8 Malawi 9.58 An per square kilometre compare
  6. 9 Spain 6.76 An per square kilometre compare

See the full ranking of 151 places →

More environment data for Tonga

All data for Tonga →

Frequently asked questions

What is swine, breeding — stocks, per square kilometre in Tonga?
Swine, breeding — stocks, per square kilometre in Tonga was 11.68 An per square kilometre in 2023, according to Statizoid (derived).
What is the highest swine, breeding — stocks, per square kilometre recorded in Tonga?
The highest recorded value was 16.67 An per square kilometre in 1988.
What is the lowest swine, breeding — stocks, per square kilometre recorded in Tonga?
The lowest recorded value was 2.53 An per square kilometre in 1961.
How does Tonga rank for swine, breeding — stocks, per square kilometre?
Tonga ranks 6th out of 149 countries with data for 2023.
Is swine, breeding — stocks, per square kilometre rising or falling in Tonga?
Over the last ten years it is up 1.9%. 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 Swine, breeding — Stocks, per square kilometre. Statizoid updates them automatically from the source API.

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Swine, breeding — Stocks, per square kilometre in Tonga. Statizoid, drawing on Statizoid (derived). Retrieved 02 October 2026, from https://environment.statizoid.com/stat/swine-breeding-stocks-per-square-kilometre/tonga/

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How this figure is calculated

Swine, breeding — Stocks divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.

Swine, breeding — Stocks ÷ Land area (sq. km)

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
Swine, breeding — Stocks, per square kilometre
Unit
An per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
151 places, 8,689 data points, 1961–2023
Last refreshed

Swine, breeding — Stocks divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.