Lifespan inequality: Gini coefficient in women in Tonga
Tonga: Lifespan inequality: Gini coefficient in women was 0.1077 in 2023. ▼ Falling
Latest (2023)
0.1077
Change on year
down 1.4%
World rank
101st
of 236 countries
All-time high
0.3052
in 1950
All-time low
0.1077
in 2023
Years of data
74
1950–2023
Lifespan inequality: Gini coefficient in women in Tonga, 1950–2023
Source: Human Mortality Database (2025); Aburto et al. (2023) – with major processing by Our World in Data.
Analysis
The most recent figure for lifespan inequality: gini coefficient in women in Tonga is 0.1077, measured in 2023. That is the lowest value across all 74 years on record.
Compared with earlier readings it is down 1.4% on the previous year and down 3.9% over ten years.
Over the whole period, lifespan inequality: gini coefficient in women in Tonga peaked at 0.3052 in 1950 and was at its lowest, 0.1077, in 2023.
Tonga ranks 101st of 236 countries on this measure, in the middle of the range.
The long-run direction has been consistently falling across the 74 years of available data.
Lifespan inequality: Gini coefficient in women in Tonga, year by year
| Year | Value | Change |
|---|---|---|
| 1950 | 0.3052 | — |
| 1951 | 0.2918 | -4.4% |
| 1952 | 0.2794 | -4.3% |
| 1953 | 0.2677 | -4.2% |
| 1954 | 0.2567 | -4.1% |
| 1955 | 0.2469 | -3.8% |
| 1956 | 0.2381 | -3.5% |
| 1957 | 0.2309 | -3.0% |
| 1958 | 0.2246 | -2.7% |
| 1959 | 0.2202 | -2.0% |
| 1960 | 0.2155 | -2.2% |
| 1961 | 0.2118 | -1.7% |
| 1962 | 0.207 | -2.3% |
| 1963 | 0.2029 | -2.0% |
| 1964 | 0.1989 | -2.0% |
| 1965 | 0.1951 | -1.9% |
| 1966 | 0.1911 | -2.1% |
| 1967 | 0.1872 | -2.0% |
| 1968 | 0.1832 | -2.1% |
| 1969 | 0.1788 | -2.4% |
| 1970 | 0.1744 | -2.5% |
| 1971 | 0.1699 | -2.6% |
| 1972 | 0.1656 | -2.5% |
| 1973 | 0.1627 | -1.7% |
| 1974 | 0.1587 | -2.5% |
| 1975 | 0.156 | -1.7% |
| 1976 | 0.1538 | -1.4% |
| 1977 | 0.1522 | -1.1% |
| 1978 | 0.1502 | -1.3% |
| 1979 | 0.1486 | -1.1% |
| 1980 | 0.147 | -1.0% |
| 1981 | 0.1455 | -1.1% |
| 1982 | 0.1462 | +0.5% |
| 1983 | 0.1428 | -2.4% |
| 1984 | 0.1415 | -0.9% |
| 1985 | 0.1404 | -0.8% |
| 1986 | 0.1392 | -0.8% |
| 1987 | 0.1381 | -0.8% |
| 1988 | 0.137 | -0.8% |
| 1989 | 0.1359 | -0.8% |
| 1990 | 0.1351 | -0.6% |
| 1991 | 0.1336 | -1.1% |
| 1992 | 0.1323 | -1.0% |
| 1993 | 0.1307 | -1.2% |
| 1994 | 0.1293 | -1.1% |
| 1995 | 0.1279 | -1.1% |
| 1996 | 0.1265 | -1.0% |
| 1997 | 0.1253 | -1.0% |
| 1998 | 0.1241 | -0.9% |
| 1999 | 0.123 | -0.9% |
| 2000 | 0.1219 | -0.9% |
| 2001 | 0.1213 | -0.4% |
| 2002 | 0.1198 | -1.3% |
| 2003 | 0.1188 | -0.8% |
| 2004 | 0.1179 | -0.8% |
| 2005 | 0.1172 | -0.6% |
| 2006 | 0.1164 | -0.7% |
| 2007 | 0.1156 | -0.7% |
| 2008 | 0.1149 | -0.6% |
| 2009 | 0.1167 | +1.6% |
| 2010 | 0.1136 | -2.6% |
| 2011 | 0.1131 | -0.5% |
| 2012 | 0.1126 | -0.4% |
| 2013 | 0.1121 | -0.4% |
| 2014 | 0.112 | -0.1% |
| 2015 | 0.1113 | -0.7% |
| 2016 | 0.1109 | -0.4% |
| 2017 | 0.1105 | -0.4% |
| 2018 | 0.1101 | -0.4% |
| 2019 | 0.1096 | -0.4% |
| 2020 | 0.1091 | -0.4% |
| 2021 | 0.1098 | +0.6% |
| 2022 | 0.1093 | -0.5% |
| 2023 | 0.1077 | -1.4% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 0.2562 | 0.2202 | 0.3052 | 10 |
| 1960s | 0.1972 | 0.1788 | 0.2155 | 10 |
| 1970s | 0.1592 | 0.1486 | 0.1744 | 10 |
| 1980s | 0.1414 | 0.1359 | 0.147 | 10 |
| 1990s | 0.1288 | 0.123 | 0.1351 | 10 |
| 2000s | 0.118 | 0.1149 | 0.1219 | 10 |
| 2010s | 0.1116 | 0.1096 | 0.1136 | 10 |
| 2020s | 0.109 | 0.1077 | 0.1098 | 4 |
Countries ranked near Tonga
- 98 Republic of Moldova 0.1087 compare
- 99 El Salvador 0.1087 compare
- 100 Trinidad and Tobago 0.1082 compare
- 102 American Samoa 0.1074 compare
- 103 Saint Kitts and Nevis 0.1072 compare
- 104 Uzbekistan 0.1071 compare
More poverty & inequality data for Tonga
- Number of income/consumption surveys in the past decade available via the World Bank 1 surveys (2025)
- 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)
Frequently asked questions
- What is lifespan inequality: gini coefficient in women in Tonga?
- Lifespan inequality: gini coefficient in women in Tonga was 0.1077 in 2023, according to Human Mortality Database (2025); Aburto et al. (2023) – with major processing by Our World in Data.
- What is the highest lifespan inequality: gini coefficient in women recorded in Tonga?
- The highest recorded value was 0.3052 in 1950.
- What is the lowest lifespan inequality: gini coefficient in women recorded in Tonga?
- The lowest recorded value was 0.1077 in 2023.
- How does Tonga rank for lifespan inequality: gini coefficient in women?
- Tonga ranks 101st out of 236 countries with data for 2023.
- Is lifespan inequality: gini coefficient in women rising or falling in Tonga?
- Over the last ten years it is down 3.9%. The long-run trend across the full record is falling.
- Where does this Tonga data come from?
- The figures come from Human Mortality Database (2025); Aburto et al. (2023) – with major processing by Our World in Data, published as part of Lifespan inequality: Gini coefficient in women. Statizoid updates them automatically from the source API.
Download this data
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About this data
Level of inequality in lifespans, measured between 0 and 1.