Measles - number of reported cases, per square kilometre in Tonga
Tonga: Measles - number of reported cases, per square kilometre was 0.0167 units per square kilometre in 2023. ◆ Volatile
Measles - number of reported cases, per square kilometre in Tonga, 1974–2023
Source: Statizoid (derived). Measured in units per square kilometre.
Analysis
In 2023, measles - number of reported cases, per square kilometre in Tonga stood at 0.0167 units per square kilometre.
Over the whole period, measles - number of reported cases, per square kilometre in Tonga peaked at 3.45 units per square kilometre in 1976 and was at its lowest, 0 units per square kilometre, in 1975.
Tonga ranks 18th of 204 countries on this measure, in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Measles - number of reported cases, per square kilometre in Tonga, year by year
| Year | units per square kilometre | Change |
|---|---|---|
| 1974 | 0.0472 units per square kilometre | — |
| 1975 | 0 units per square kilometre | -100.0% |
| 1976 | 3.45 units per square kilometre | — |
| 1977 | 0.1167 units per square kilometre | -96.6% |
| 1978 | 0.0236 units per square kilometre | -79.8% |
| 1979 | 0.7264 units per square kilometre | +2976.5% |
| 1980 | 3.24 units per square kilometre | +346.7% |
| 1981 | 0.2597 units per square kilometre | -92.0% |
| 1982 | 0.0264 units per square kilometre | -89.8% |
| 1983 | 0.05 units per square kilometre | +89.5% |
| 1984 | 0.0069 units per square kilometre | -86.1% |
| 1985 | 0.5722 units per square kilometre | +8140.0% |
| 1986 | 0.3236 units per square kilometre | -43.4% |
| 1987 | 0 units per square kilometre | -100.0% |
| 1988 | 0 units per square kilometre | — |
| 1989 | 0.0347 units per square kilometre | — |
| 1990 | 0.0903 units per square kilometre | +160.0% |
| 1991 | 0.025 units per square kilometre | -72.3% |
| 1992 | 0.0139 units per square kilometre | -44.4% |
| 1993 | 0 units per square kilometre | -100.0% |
| 1995 | 0 units per square kilometre | — |
| 1996 | 0 units per square kilometre | — |
| 1997 | 1.5 units per square kilometre | — |
| 1998 | 0.05 units per square kilometre | -96.7% |
| 1999 | 0.0083 units per square kilometre | -83.3% |
| 2000 | 0 units per square kilometre | -100.0% |
| 2001 | 0.0056 units per square kilometre | — |
| 2002 | 0 units per square kilometre | -100.0% |
| 2003 | 0 units per square kilometre | — |
| 2004 | 0 units per square kilometre | — |
| 2005 | 0 units per square kilometre | — |
| 2006 | 0 units per square kilometre | — |
| 2007 | 0 units per square kilometre | — |
| 2008 | 0 units per square kilometre | — |
| 2009 | 0 units per square kilometre | — |
| 2010 | 0 units per square kilometre | — |
| 2011 | 0 units per square kilometre | — |
| 2012 | 0 units per square kilometre | — |
| 2013 | 0 units per square kilometre | — |
| 2016 | 0 units per square kilometre | — |
| 2017 | 0 units per square kilometre | — |
| 2018 | 0 units per square kilometre | — |
| 2019 | 0.9153 units per square kilometre | — |
| 2023 | 0.0167 units per square kilometre | -98.2% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 0.728 units per square kilometre | 0 units per square kilometre | 3.45 units per square kilometre | 6 |
| 1980s | 0.4518 units per square kilometre | 0 units per square kilometre | 3.24 units per square kilometre | 10 |
| 1990s | 0.1877 units per square kilometre | 0 units per square kilometre | 1.5 units per square kilometre | 9 |
| 2000s | 0.0006 units per square kilometre | 0 units per square kilometre | 0.0056 units per square kilometre | 10 |
| 2010s | 0.1144 units per square kilometre | 0 units per square kilometre | 0.9153 units per square kilometre | 8 |
| 2020s | 0.0167 units per square kilometre | 0.0167 units per square kilometre | 0.0167 units per square kilometre | 1 |
Countries ranked near Tonga
- 15 Armenia 0.0196 units per square kilometre compare
- 16 Djibouti 0.0192 units per square kilometre compare
- 17 Maldives 0.0168 units per square kilometre compare
- 19 Romania 0.016 units per square kilometre compare
- 20 Zimbabwe 0.0143 units per square kilometre compare
- 21 Sri Lanka 0.0131 units per square kilometre compare
More health data for Tonga
- Un projection of annual infant deaths, annual growth rate -33.33 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 2.33 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 834.5 deaths per 1,000 people (2090)
- Number of infants who die before age 1 2 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 0 (2025)
- Population ages 00-04, female, annual growth rate -1.42 % change on previous year (2025)
- Population ages 00-04, female, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 00-04, female, per capita 0.0535 units per person (2025)
- Population ages 00-04, male, annual growth rate -1.36 % change on previous year (2025)
- Population ages 00-04, male, per unit of GDP 0 units per US$ of GDP (2025)
Frequently asked questions
- What is measles - number of reported cases, per square kilometre in Tonga?
- Measles - number of reported cases, per square kilometre in Tonga was 0.0167 units per square kilometre in 2023, according to Statizoid (derived).
- What is the highest measles - number of reported cases, per square kilometre recorded in Tonga?
- The highest recorded value was 3.45 units per square kilometre in 1976.
- What is the lowest measles - number of reported cases, per square kilometre recorded in Tonga?
- The lowest recorded value was 0 units per square kilometre in 1975.
- How does Tonga rank for measles - number of reported cases, per square kilometre?
- Tonga ranks 18th out of 204 countries with data for 2023.
- Where does this Tonga data come from?
- The figures come from Statizoid (derived), published as part of Measles - number of reported cases, per square kilometre. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 44 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
Measles - number of reported cases 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.
Measles - number of reported cases ÷ Land area (sq. km)
Computed from
- Measles - number of reported cases World Health Organization, Global Health Observatory
- 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
Measles - number of reported cases 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.