Number of income/consumption surveys in the past decade available via in Tonga
Tonga: Number of income/consumption surveys in the past decade available via was 1 surveys in 2025. ◆ Volatile
Latest (2025)
1 surveys
Change on year
down 50.0%
World rank
104th
of 170 countries
All-time high
2 surveys
in 2009
All-time low
0 surveys
in 1963
Years of data
63
1963–2025
Number of income/consumption surveys in the past decade available via the World Bank in Tonga, 1963–2025
Source: World Bank Poverty and Inequality Platform (2026) – with major processing by Our World in Data. Measured in surveys.
Analysis
In 2025, number of income/consumption surveys in the past decade available via the world bank in Tonga stood at 1 surveys.
Compared with earlier readings it is down 50.0% on the previous year and down 50.0% over ten years.
Over the whole period, number of income/consumption surveys in the past decade available via the world bank in Tonga peaked at 2 surveys in 2009 and was at its lowest, 0 surveys, in 1963.
That places Tonga 104th out of 170 countries with data for 2025, putting it in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Number of income/consumption surveys in the past decade available via in Tonga, year by year
| Year | surveys | Change |
|---|---|---|
| 1963 | 0 surveys | — |
| 1964 | 0 surveys | — |
| 1965 | 0 surveys | — |
| 1966 | 0 surveys | — |
| 1967 | 0 surveys | — |
| 1968 | 0 surveys | — |
| 1969 | 0 surveys | — |
| 1970 | 0 surveys | — |
| 1971 | 0 surveys | — |
| 1972 | 0 surveys | — |
| 1973 | 0 surveys | — |
| 1974 | 0 surveys | — |
| 1975 | 0 surveys | — |
| 1976 | 0 surveys | — |
| 1977 | 0 surveys | — |
| 1978 | 0 surveys | — |
| 1979 | 0 surveys | — |
| 1980 | 0 surveys | — |
| 1981 | 0 surveys | — |
| 1982 | 0 surveys | — |
| 1983 | 0 surveys | — |
| 1984 | 0 surveys | — |
| 1985 | 0 surveys | — |
| 1986 | 0 surveys | — |
| 1987 | 0 surveys | — |
| 1988 | 0 surveys | — |
| 1989 | 0 surveys | — |
| 1990 | 0 surveys | — |
| 1991 | 0 surveys | — |
| 1992 | 0 surveys | — |
| 1993 | 0 surveys | — |
| 1994 | 0 surveys | — |
| 1995 | 0 surveys | — |
| 1996 | 0 surveys | — |
| 1997 | 0 surveys | — |
| 1998 | 0 surveys | — |
| 1999 | 0 surveys | — |
| 2000 | 1 surveys | — |
| 2001 | 1 surveys | +0.0% |
| 2002 | 1 surveys | +0.0% |
| 2003 | 1 surveys | +0.0% |
| 2004 | 1 surveys | +0.0% |
| 2005 | 1 surveys | +0.0% |
| 2006 | 1 surveys | +0.0% |
| 2007 | 1 surveys | +0.0% |
| 2008 | 1 surveys | +0.0% |
| 2009 | 2 surveys | +100.0% |
| 2010 | 1 surveys | -50.0% |
| 2011 | 1 surveys | +0.0% |
| 2012 | 1 surveys | +0.0% |
| 2013 | 1 surveys | +0.0% |
| 2014 | 1 surveys | +0.0% |
| 2015 | 2 surveys | +100.0% |
| 2016 | 2 surveys | +0.0% |
| 2017 | 2 surveys | +0.0% |
| 2018 | 2 surveys | +0.0% |
| 2019 | 1 surveys | -50.0% |
| 2020 | 1 surveys | +0.0% |
| 2021 | 2 surveys | +100.0% |
| 2022 | 2 surveys | +0.0% |
| 2023 | 2 surveys | +0.0% |
| 2024 | 2 surveys | +0.0% |
| 2025 | 1 surveys | -50.0% |
Tonga compared with similar countries
- Tonga's 1 surveys is below the median for upper middle income countries, which is 2 surveys, 50% of the median. (53 countries reporting)
- Tonga's 1 surveys is below the median for East Asia & Pacific, which is 1.5 surveys, 67% of the median. (24 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 0 surveys | 0 surveys | 0 surveys | 7 |
| 1970s | 0 surveys | 0 surveys | 0 surveys | 10 |
| 1980s | 0 surveys | 0 surveys | 0 surveys | 10 |
| 1990s | 0 surveys | 0 surveys | 0 surveys | 10 |
| 2000s | 1.1 surveys | 1 surveys | 2 surveys | 10 |
| 2010s | 1.4 surveys | 1 surveys | 2 surveys | 10 |
| 2020s | 1.67 surveys | 1 surveys | 2 surveys | 6 |
Countries ranked near Tonga
- 104 Angola 1 surveys compare
- 104 Barbados 1 surveys compare
- 104 Belize 1 surveys compare
- 104 Bosnia and Herzegovina 1 surveys compare
- 104 Burundi 1 surveys compare
- 104 Cameroon 1 surveys compare
- 104 Central African Republic 1 surveys compare
- 104 Democratic Republic of Congo 1 surveys compare
- 104 Djibouti 1 surveys compare
- 104 Equatorial Guinea 1 surveys compare
- 104 Eswatini 1 surveys compare
- 104 Ethiopia 1 surveys compare
- 104 Fiji 1 surveys compare
- 104 Gabon 1 surveys compare
- 104 Gambia 1 surveys compare
- 104 Ghana 1 surveys compare
- 104 Grenada 1 surveys compare
- 104 Guatemala 1 surveys compare
- 104 Guinea 1 surveys compare
- 104 Iraq 1 surveys compare
- 104 Lebanon 1 surveys compare
- 104 Lesotho 1 surveys compare
- 104 Liberia 1 surveys compare
- 104 Madagascar 1 surveys compare
- 104 Marshall Islands 1 surveys compare
- 104 Mauritania 1 surveys compare
- 104 Mauritius 1 surveys compare
- 104 Myanmar 1 surveys compare
- 104 Nepal 1 surveys compare
- 104 Qatar 1 surveys compare
- 104 Sao Tome and Principe 1 surveys compare
- 104 Seychelles 1 surveys compare
- 104 Sierra Leone 1 surveys compare
- 104 South Africa 1 surveys compare
- 104 South Sudan 1 surveys compare
- 104 Suriname 1 surveys compare
- 104 Syria 1 surveys compare
- 104 Tanzania 1 surveys compare
- 104 Tunisia 1 surveys compare
- 104 United Arab Emirates 1 surveys compare
- 104 Vanuatu 1 surveys compare
- 104 Zambia 1 surveys compare
More poverty & inequality data for Tonga
- Number of income/consumption surveys in the past decade available via 0 surveys per person (2025)
- Number of income/consumption surveys in the past decade available via 0 surveys per US$ of GDP (2025)
- Fertility rate vs. share living in extreme poverty 3.13 live births per woman (2023)
- Tax revenues vs income inequality, gaps filled 22.19 (2023)
- Tax revenue as share of GDP vs. income inequality 22.2% (2023)
- Tax revenues vs income inequality, per unit of GDP 0 units per US$ of GDP (2023)
- Tax revenues vs income inequality, annual growth rate -4.08 % change on previous year (2023)
- Number of income/consumption surveys in the past decade available via -50 % change on previous year (2025)
- Gender Inequality Index 0.444 (2023)
- Lifespan inequality: Gini coefficient in women 0.1077 (2023)
Frequently asked questions
- What is number of income/consumption surveys in the past decade available via the world bank in Tonga?
- Number of income/consumption surveys in the past decade available via the world bank in Tonga was 1 surveys in 2025, according to World Bank Poverty and Inequality Platform (2026) – with major processing by Our World in Data.
- What is the highest number of income/consumption surveys in the past decade available via the world bank recorded in Tonga?
- The highest recorded value was 2 surveys in 2009.
- What is the lowest number of income/consumption surveys in the past decade available via the world bank recorded in Tonga?
- The lowest recorded value was 0 surveys in 1963.
- How does Tonga rank for number of income/consumption surveys in the past decade available via the world bank?
- Tonga ranks 104th out of 170 countries with data for 2025.
- Is number of income/consumption surveys in the past decade available via the world bank rising or falling in Tonga?
- Over the last ten years it is down 50.0%. The long-run trend across the full record is volatile.
- Where does this Tonga data come from?
- The figures come from World Bank Poverty and Inequality Platform (2026) – with major processing by Our World in Data, published as part of Number of income/consumption surveys in the past decade available via the World Bank. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 63 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Number of income or consumption surveys available in the past decade. Each decade comprises the current year and the nine years before.