Immunization, Pol3 in Tonga
Tonga: Immunization, Pol3 was 99.0% in 2024. ▲ Rising
Immunization, Pol3 in Tonga, 1980–2024
Source: WHO and UNICEF (http://www.who.int/immunization/monitoring_surveillance/en/). Measured in % of one-year-old children.
Analysis
Tonga recorded 99.0% for immunization, pol3 in 2024. That is the highest value across all 45 years on record.
The figure is up 1.0% over ten years.
Over the whole period, immunization, pol3 in Tonga peaked at 99.0% in 1992 and was at its lowest, 20.0%, in 1980.
That places Tonga 1st out of 193 countries with data for 2024, putting it in the top 10%.
The long-run direction has been consistently rising across the 45 years of available data.
Immunization, Pol3 in Tonga, year by year
| Year | % of one-year-old children | Change |
|---|---|---|
| 1980 | 20.0% | — |
| 1981 | 37.0% | +85.0% |
| 1982 | 80.0% | +116.2% |
| 1983 | 57.0% | -28.7% |
| 1984 | 46.0% | -19.3% |
| 1985 | 81.0% | +76.1% |
| 1986 | 73.0% | -9.9% |
| 1987 | 87.0% | +19.2% |
| 1988 | 92.0% | +5.7% |
| 1989 | 93.0% | +1.1% |
| 1990 | 93.0% | +0.0% |
| 1991 | 92.0% | -1.1% |
| 1992 | 99.0% | +7.6% |
| 1993 | 96.0% | -3.0% |
| 1994 | 90.0% | -6.2% |
| 1995 | 93.0% | +3.3% |
| 1996 | 99.0% | +6.5% |
| 1997 | 96.0% | -3.0% |
| 1998 | 97.0% | +1.0% |
| 1999 | 94.0% | -3.1% |
| 2000 | 95.0% | +1.1% |
| 2001 | 95.0% | +0.0% |
| 2002 | 90.0% | -5.3% |
| 2003 | 98.0% | +8.9% |
| 2004 | 99.0% | +1.0% |
| 2005 | 99.0% | +0.0% |
| 2006 | 99.0% | +0.0% |
| 2007 | 99.0% | +0.0% |
| 2008 | 99.0% | +0.0% |
| 2009 | 99.0% | +0.0% |
| 2010 | 99.0% | +0.0% |
| 2011 | 99.0% | +0.0% |
| 2012 | 95.0% | -4.0% |
| 2013 | 99.0% | +4.2% |
| 2014 | 98.0% | -1.0% |
| 2015 | 96.0% | -2.0% |
| 2016 | 96.0% | +0.0% |
| 2017 | 99.0% | +3.1% |
| 2018 | 99.0% | +0.0% |
| 2019 | 99.0% | +0.0% |
| 2020 | 99.0% | +0.0% |
| 2021 | 99.0% | +0.0% |
| 2022 | 99.0% | +0.0% |
| 2023 | 99.0% | +0.0% |
| 2024 | 99.0% | +0.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 66.6% | 20.0% | 93.0% | 10 |
| 1990s | 94.9% | 90.0% | 99.0% | 10 |
| 2000s | 97.2% | 90.0% | 99.0% | 10 |
| 2010s | 97.9% | 95.0% | 99.0% | 10 |
| 2020s | 99.0% | 99.0% | 99.0% | 5 |
Countries ranked near Tonga
- 1 Antigua and Barbuda 99.0% compare
- 1 Bhutan 99.0% compare
- 1 Brunei 99.0% compare
- 1 Costa Rica 99.0% compare
- 1 Cuba 99.0% compare
- 1 Guyana 99.0% compare
- 1 Hungary 99.0% compare
- 1 Iran 99.0% compare
- 1 Kuwait 99.0% compare
- 1 Luxembourg 99.0% compare
- 1 Maldives 99.0% compare
- 1 Monaco 99.0% compare
- 1 Oman 99.0% compare
- 1 Portugal 99.0% compare
- 1 Saint Vincent and the Grenadines 99.0% compare
- 1 Turkey 99.0% 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)
- Population ages 0-14, female, annual growth rate -1.67 % change on previous year (2025)
- Population ages 0-14, female, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 0-14, female, per capita 0.1688 units per person (2025)
- Population ages 0-14, male, annual growth rate -1.88 % change on previous year (2025)
- Population ages 0-14, male, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 0-14, male, per capita 0.1804 units per person (2025)
Frequently asked questions
- What is immunization, pol3 in Tonga?
- Immunization, pol3 in Tonga was 99.0% in 2024, according to WHO and UNICEF (http://www.who.int/immunization/monitoring_surveillance/en/).
- What is the highest immunization, pol3 recorded in Tonga?
- The highest recorded value was 99.0% in 1992.
- What is the lowest immunization, pol3 recorded in Tonga?
- The lowest recorded value was 20.0% in 1980.
- How does Tonga rank for immunization, pol3?
- Tonga ranks 1st out of 193 countries with data for 2024.
- Is immunization, pol3 rising or falling in Tonga?
- Over the last ten years it is up 1.0%. The long-run trend across the full record is rising.
- Where does this Tonga data come from?
- The figures come from WHO and UNICEF (http://www.who.int/immunization/monitoring_surveillance/en/), published as part of Immunization, Pol3 (% of one-year-old children). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 45 observations, free to reuse under CC BY 4.0 (World Bank Open Data).
About this data
Child immunization rate, polio, is the percentage of children ages 12-23 months who received polio vaccinations before 12 months or at any time before the survey. A child is considered adequately immunized after three doses.