Immunization, HepB3 in Tonga

Tonga: Immunization, HepB3 was 99.0% in 2024. ▲ Rising

Latest (2024)
99.0%
Change on year
unchanged
World rank
1st
of 188 countries
All-time high
99.0%
in 2004
All-time low
82.0%
in 1992
Years of data
35
1990–2024

Immunization, HepB3 in Tonga, 1990–2024

0204060801001990200720241990: 94 % of one-year-old children1991: 88 % of one-year-old children1992: 82 % of one-year-old children1993: 96 % of one-year-old children1994: 90 % of one-year-old children1995: 91 % of one-year-old children1996: 94 % of one-year-old children1997: 95 % of one-year-old children1998: 96 % of one-year-old children1999: 93 % of one-year-old children2000: 97 % of one-year-old children2001: 96 % of one-year-old children2002: 95 % of one-year-old children2003: 93 % of one-year-old children2004: 99 % of one-year-old children2005: 99 % of one-year-old children2006: 99 % of one-year-old children2007: 99 % of one-year-old children2008: 98 % of one-year-old children2009: 99 % of one-year-old children2010: 99 % of one-year-old children2011: 99 % of one-year-old children2012: 95 % of one-year-old children2013: 99 % of one-year-old children2014: 98 % of one-year-old children2015: 96 % of one-year-old children2016: 96 % of one-year-old children2017: 99 % of one-year-old children2018: 99 % of one-year-old children2019: 99 % of one-year-old children2020: 99 % of one-year-old children2021: 99 % of one-year-old children2022: 99 % of one-year-old children2023: 99 % of one-year-old children2024: 99 % of one-year-old children

Source: World Health Organization (WHO). Measured in % of one-year-old children.

Analysis

In 2024, immunization, hepb3 in Tonga stood at 99.0%. That is the highest value across all 35 years on record.

That represents a change of up 1.0% over ten years.

Over the whole period, immunization, hepb3 in Tonga peaked at 99.0% in 2004 and was at its lowest, 82.0%, in 1992.

Tonga ranks 1st of 188 countries on this measure, in the top 10%.

The long-run direction has been consistently rising across the 35 years of available data.

Immunization, HepB3 in Tonga, year by year

Annual values for Immunization, HepB3 (% of one-year-old children) in Tonga, 1990 to 2024.
Year % of one-year-old children Change
1990 94.0%
1991 88.0% -6.4%
1992 82.0% -6.8%
1993 96.0% +17.1%
1994 90.0% -6.2%
1995 91.0% +1.1%
1996 94.0% +3.3%
1997 95.0% +1.1%
1998 96.0% +1.1%
1999 93.0% -3.1%
2000 97.0% +4.3%
2001 96.0% -1.0%
2002 95.0% -1.0%
2003 93.0% -2.1%
2004 99.0% +6.5%
2005 99.0% +0.0%
2006 99.0% +0.0%
2007 99.0% +0.0%
2008 98.0% -1.0%
2009 99.0% +1.0%
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

DecadeAverage LowestHighest Years
1990s 91.9% 82.0% 96.0% 10
2000s 97.4% 93.0% 99.0% 10
2010s 97.9% 95.0% 99.0% 10
2020s 99.0% 99.0% 99.0% 5

Countries ranked near Tonga

  1. 1 Antigua and Barbuda 99.0% compare
  2. 1 Brunei 99.0% compare
  3. 1 Costa Rica 99.0% compare
  4. 1 Cuba 99.0% compare
  5. 1 Jamaica 99.0% compare
  6. 1 North Korea 99.0% compare
  7. 1 Kuwait 99.0% compare
  8. 1 Latvia 99.0% compare
  9. 1 Maldives 99.0% compare
  10. 1 Monaco 99.0% compare
  11. 1 Oman 99.0% compare
  12. 1 Palau 99.0% compare
  13. 1 Portugal 99.0% compare
  14. 1 Saint Lucia 99.0% compare
  15. 1 Saint Vincent and the Grenadines 99.0% compare
  16. 1 Turkey 99.0% compare
  17. 1 Turkmenistan 99.0% compare

See the full ranking of 235 places →

More health data for Tonga

All data for Tonga →

Frequently asked questions

What is immunization, hepb3 in Tonga?
Immunization, hepb3 in Tonga was 99.0% in 2024, according to World Health Organization (WHO).
What is the highest immunization, hepb3 recorded in Tonga?
The highest recorded value was 99.0% in 2004.
What is the lowest immunization, hepb3 recorded in Tonga?
The lowest recorded value was 82.0% in 1992.
How does Tonga rank for immunization, hepb3?
Tonga ranks 1st out of 188 countries with data for 2024.
Is immunization, hepb3 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 World Health Organization (WHO), published as part of Immunization, HepB3 (% of one-year-old children). Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 35 observations, free to reuse under CC BY 4.0 (World Bank Open Data).

Share, cite or embed this page

Cite this page

Immunization, HepB3 in Tonga. Statizoid, drawing on World Health Organization (WHO). Retrieved 29 August 2026, from https://health.statizoid.com/stat/immunization-hepb3-percent-of-one-year-old-children/tonga/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (World Bank Open Data); please keep the attribution.

<a href="https://health.statizoid.com/stat/immunization-hepb3-percent-of-one-year-old-children/tonga/">Immunization, HepB3 in Tonga</a> — Statizoid

About this data

Indicator
Immunization, HepB3 (% of one-year-old children)
Unit
% of one-year-old children
Source
World Health Organization (WHO)
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
235 places, 6,534 data points, 1985–2024
Last refreshed

Child immunization rate, hepatitis B is the percentage of children ages 12-23 months who received hepatitis B vaccinations before 12 months or at any time before the survey. A child is considered adequately immunized after three doses.