Diphtheria tetanus toxoid and pertussis first-dose (DTP1) in Tonga

Tonga: Diphtheria tetanus toxoid and pertussis first-dose (DTP1) was 97.0% in 2025. ▬ Flat

Latest (2025)
97.0%
Change on year
down 2.0%
World rank
66th
of 194 countries
All-time high
99.0%
in 2000
All-time low
95.0%
in 2012
Years of data
26
2000–2025

Diphtheria tetanus toxoid and pertussis first-dose (DTP1) in Tonga, 2000–2025

0204060801002000201220252000: 992001: 992002: 962003: 992004: 992005: 992006: 992007: 992008: 992009: 992010: 992011: 992012: 952013: 992014: 992015: 992016: 972017: 992018: 992019: 992020: 992021: 992022: 992023: 992024: 992025: 97

Source: World Health Organization, Global Health Observatory.

Analysis

Tonga recorded 97.0% for diphtheria tetanus toxoid and pertussis first-dose (dtp1) in 2025.

That represents a change of down 2.0% on the previous year and down 2.0% over ten years.

Over the whole period, diphtheria tetanus toxoid and pertussis first-dose (dtp1) in Tonga peaked at 99.0% in 2000 and was at its lowest, 95.0%, in 2012.

That places Tonga 66th out of 194 countries with data for 2025, putting it in the middle of the range.

Diphtheria tetanus toxoid and pertussis first-dose (DTP1) in Tonga, year by year

Annual values for Diphtheria tetanus toxoid and pertussis first-dose (DTP1) immunization coverage among 1-year-olds (%) (WUENIC) in Tonga, 2000 to 2025.
Year Value Change
2000 99.0%
2001 99.0% +0.0%
2002 96.0% -3.0%
2003 99.0% +3.1%
2004 99.0% +0.0%
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 99.0% +0.0%
2015 99.0% +0.0%
2016 97.0% -2.0%
2017 99.0% +2.1%
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%
2025 97.0% -2.0%

Averages by decade

DecadeAverage LowestHighest Years
2000s 98.7% 96.0% 99.0% 10
2010s 98.4% 95.0% 99.0% 10
2020s 98.7% 97.0% 99.0% 6

Countries ranked near Tonga

  1. 66 Bulgaria 97.0% compare
  2. 66 Switzerland 97.0% compare
  3. 66 China 97.0% compare
  4. 66 Costa Rica 97.0% compare
  5. 66 Czechia 97.0% compare
  6. 66 Germany 97.0% compare
  7. 66 Denmark 97.0% compare
  8. 66 Dominican Republic 97.0% compare
  9. 66 Georgia 97.0% compare
  10. 66 India 97.0% compare
  11. 66 Kiribati 97.0% compare
  12. 66 Libya 97.0% compare
  13. 66 Mongolia 97.0% compare
  14. 66 Mauritius 97.0% compare
  15. 66 Russian Federation 97.0% compare
  16. 66 Sweden 97.0% compare
  17. 66 Tunisia 97.0% compare
  18. 66 Vanuatu 97.0% compare

See the full ranking of 206 places →

More health data for Tonga

All data for Tonga →

Frequently asked questions

What is diphtheria tetanus toxoid and pertussis first-dose (dtp1) in Tonga?
Diphtheria tetanus toxoid and pertussis first-dose (dtp1) in Tonga was 97.0% in 2025, according to World Health Organization, Global Health Observatory.
What is the highest diphtheria tetanus toxoid and pertussis first-dose (dtp1) recorded in Tonga?
The highest recorded value was 99.0% in 2000.
What is the lowest diphtheria tetanus toxoid and pertussis first-dose (dtp1) recorded in Tonga?
The lowest recorded value was 95.0% in 2012.
How does Tonga rank for diphtheria tetanus toxoid and pertussis first-dose (dtp1)?
Tonga ranks 66th out of 194 countries with data for 2025.
Is diphtheria tetanus toxoid and pertussis first-dose (dtp1) rising or falling in Tonga?
Over the last ten years it is down 2.0%. The long-run trend across the full record is flat.
Where does this Tonga data come from?
The figures come from World Health Organization, Global Health Observatory, published as part of Diphtheria tetanus toxoid and pertussis first-dose (DTP1) immunization coverage among 1-year-olds (%) (WUENIC). Statizoid updates them automatically from the source API.

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Diphtheria tetanus toxoid and pertussis first-dose (DTP1) in Tonga. Statizoid, drawing on World Health Organization, Global Health Observatory. Retrieved 25 August 2026, from https://health.statizoid.com/stat/diphtheria-tetanus-toxoid-and-pertussis-first-dose-dtp1-immunization-coverage-among-1/tonga/

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About this data

Indicator
Diphtheria tetanus toxoid and pertussis first-dose (DTP1) immunization coverage among 1-year-olds (%) (WUENIC)
Source
World Health Organization, Global Health Observatory
Licence
CC BY-NC-SA 3.0 IGO (WHO)
Coverage
206 places, 5,337 data points, 2000–2025
Last refreshed