Roots and Tubers, Total — Production, per square kilometre in Tonga
Tonga: Roots and Tubers, Total — Production, per square kilometre was 33.93 t per square kilometre in 2023. ▼ Falling
Roots and Tubers, Total — Production, per square kilometre in Tonga, 1961–2023
Source: Statizoid (derived). Measured in t per square kilometre.
Analysis
In 2023, roots and tubers, total — production, per square kilometre in Tonga stood at 33.93 t per square kilometre.
Compared with earlier readings it is up 0.8% on the previous year and down 3.0% over ten years.
Over the whole period, roots and tubers, total — production, per square kilometre in Tonga peaked at 129.69 t per square kilometre in 1976 and was at its lowest, 32.95 t per square kilometre, in 2015.
Tonga ranks 18th of 169 countries on this measure, in the top quarter.
The long-run direction has been consistently falling across the 63 years of available data.
Roots and Tubers, Total — Production, per square kilometre in Tonga, year by year
| Year | t per square kilometre | Change |
|---|---|---|
| 1961 | 104.14 t per square kilometre | — |
| 1962 | 118.06 t per square kilometre | +13.4% |
| 1963 | 122.62 t per square kilometre | +3.9% |
| 1964 | 123.47 t per square kilometre | +0.7% |
| 1965 | 123.17 t per square kilometre | -0.2% |
| 1966 | 124.01 t per square kilometre | +0.7% |
| 1967 | 124.03 t per square kilometre | +0.0% |
| 1968 | 123.06 t per square kilometre | -0.8% |
| 1969 | 123.61 t per square kilometre | +0.5% |
| 1970 | 121.11 t per square kilometre | -2.0% |
| 1971 | 125 t per square kilometre | +3.2% |
| 1972 | 125 t per square kilometre | +0.0% |
| 1973 | 126.39 t per square kilometre | +1.1% |
| 1974 | 127.78 t per square kilometre | +1.1% |
| 1975 | 127.88 t per square kilometre | +0.1% |
| 1976 | 129.69 t per square kilometre | +1.4% |
| 1977 | 124.01 t per square kilometre | -4.4% |
| 1978 | 117.92 t per square kilometre | -4.9% |
| 1979 | 113.08 t per square kilometre | -4.1% |
| 1980 | 108.21 t per square kilometre | -4.3% |
| 1981 | 104.11 t per square kilometre | -3.8% |
| 1982 | 99.38 t per square kilometre | -4.5% |
| 1983 | 97.75 t per square kilometre | -1.6% |
| 1984 | 92.5 t per square kilometre | -5.4% |
| 1985 | 86.86 t per square kilometre | -6.1% |
| 1986 | 85.07 t per square kilometre | -2.1% |
| 1987 | 83.69 t per square kilometre | -1.6% |
| 1988 | 83.03 t per square kilometre | -0.8% |
| 1989 | 81.39 t per square kilometre | -2.0% |
| 1990 | 79.58 t per square kilometre | -2.2% |
| 1991 | 64.77 t per square kilometre | -18.6% |
| 1992 | 77.71 t per square kilometre | +20.0% |
| 1993 | 102.24 t per square kilometre | +31.6% |
| 1994 | 87.48 t per square kilometre | -14.4% |
| 1995 | 78.26 t per square kilometre | -10.5% |
| 1996 | 69.58 t per square kilometre | -11.1% |
| 1997 | 60.83 t per square kilometre | -12.6% |
| 1998 | 52.54 t per square kilometre | -13.6% |
| 1999 | 39.36 t per square kilometre | -25.1% |
| 2000 | 38.65 t per square kilometre | -1.8% |
| 2001 | 35.28 t per square kilometre | -8.7% |
| 2002 | 37.72 t per square kilometre | +6.9% |
| 2003 | 37.71 t per square kilometre | -0.0% |
| 2004 | 37.45 t per square kilometre | -0.7% |
| 2005 | 37.19 t per square kilometre | -0.7% |
| 2006 | 37.12 t per square kilometre | -0.2% |
| 2007 | 37.78 t per square kilometre | +1.8% |
| 2008 | 36.75 t per square kilometre | -2.7% |
| 2009 | 35.8 t per square kilometre | -2.6% |
| 2010 | 34.8 t per square kilometre | -2.8% |
| 2011 | 33.92 t per square kilometre | -2.5% |
| 2012 | 33.12 t per square kilometre | -2.4% |
| 2013 | 35 t per square kilometre | +5.7% |
| 2014 | 34.44 t per square kilometre | -1.6% |
| 2015 | 32.95 t per square kilometre | -4.3% |
| 2016 | 34.41 t per square kilometre | +4.5% |
| 2017 | 33.96 t per square kilometre | -1.3% |
| 2018 | 33.59 t per square kilometre | -1.1% |
| 2019 | 34.15 t per square kilometre | +1.7% |
| 2020 | 34.04 t per square kilometre | -0.3% |
| 2021 | 34.12 t per square kilometre | +0.3% |
| 2022 | 33.68 t per square kilometre | -1.3% |
| 2023 | 33.93 t per square kilometre | +0.8% |
Tonga compared with similar countries
- Tonga's 33.93 t per square kilometre is above the median for upper middle income countries, which is 5.59 t per square kilometre, 6.1× the median. (51 countries reporting)
- Tonga's 33.93 t per square kilometre is above the median for East Asia & Pacific, which is 5.87 t per square kilometre, 5.8× the median. (22 countries reporting)
Biggest year-on-year movements
Years where Roots and Tubers, Total — Production, 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.
| Year | Change | From | To |
|---|---|---|---|
| 1993 | +31.6% | 77.71 t per square kilometre | 102.24 t per square kilometre |
| 1999 | -25.1% | 52.54 t per square kilometre | 39.36 t per square kilometre |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 120.68 t per square kilometre | 104.14 t per square kilometre | 124.03 t per square kilometre | 9 |
| 1970s | 123.79 t per square kilometre | 113.08 t per square kilometre | 129.69 t per square kilometre | 10 |
| 1980s | 92.2 t per square kilometre | 81.39 t per square kilometre | 108.21 t per square kilometre | 10 |
| 1990s | 71.24 t per square kilometre | 39.36 t per square kilometre | 102.24 t per square kilometre | 10 |
| 2000s | 37.15 t per square kilometre | 35.28 t per square kilometre | 38.65 t per square kilometre | 10 |
| 2010s | 34.03 t per square kilometre | 32.95 t per square kilometre | 35 t per square kilometre | 10 |
| 2020s | 33.94 t per square kilometre | 33.68 t per square kilometre | 34.12 t per square kilometre | 4 |
Countries ranked near Tonga
More agriculture & rural data for Tonga
- Agriculture, forestry, and fishing, value added (current US$), annual 7.27 % change on previous year (2024)
- Agriculture, forestry, and fishing, value added (current US$), per 0.1857 current US$ per US$ of GDP (2024)
- Agriculture, forestry, and fishing, value added (current US$), per 1,154 current US$ per person (2024)
- Rural population, annual growth rate -0.4224 % change on previous year (2025)
- Rural population, per unit of GDP 0.0001 units per US$ of GDP (2025)
- Rural population, per capita 0.7884 units per person (2025)
- Share of GDP from agriculture 18.6% (2024)
- Agriculture as a share of GDP vs. GDP per capita 18.6% (2024)
- Agricultural raw materials exports 0.6% (2023)
- Agricultural raw materials imports 1.7% (2023)
Frequently asked questions
- What is roots and tubers, total — production, per square kilometre in Tonga?
- Roots and tubers, total — production, per square kilometre in Tonga was 33.93 t per square kilometre in 2023, according to Statizoid (derived).
- What is the highest roots and tubers, total — production, per square kilometre recorded in Tonga?
- The highest recorded value was 129.69 t per square kilometre in 1976.
- What is the lowest roots and tubers, total — production, per square kilometre recorded in Tonga?
- The lowest recorded value was 32.95 t per square kilometre in 2015.
- How does Tonga rank for roots and tubers, total — production, per square kilometre?
- Tonga ranks 18th out of 169 countries with data for 2023.
- Is roots and tubers, total — production, per square kilometre rising or falling in Tonga?
- Over the last ten years it is down 3.0%. 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 Roots and Tubers, Total — Production, per square kilometre. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 63 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
Roots and Tubers, Total — Production 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.
Roots and Tubers, Total — Production ÷ Land area (sq. km)
Computed from
- Roots and Tubers, Total — Production Food and Agriculture Organization of the United Nations
- Land area FAOSTAT, Food and Agriculture Organization of the United Nations (FAO)
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
Roots and Tubers, Total — Production 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.