Share of one-year-olds vaccinated against Haemophilus influenzae type B in Tonga
Tonga: Share of one-year-olds vaccinated against Haemophilus influenzae type B was 99.0% in 2024. ▬ Flat
Share of one-year-olds vaccinated against Haemophilus influenzae type B in Tonga, 2005–2024
Source: WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in %.
Analysis
Tonga recorded 99.0% for share of one-year-olds vaccinated against haemophilus influenzae type b in 2024. That is the highest value across all 20 years on record.
The figure is up 1.0% over ten years.
Over the whole period, share of one-year-olds vaccinated against haemophilus influenzae type b in Tonga peaked at 99.0% in 2005 and was at its lowest, 95.0%, in 2012.
That places Tonga 1st out of 192 countries with data for 2024, putting it in the top 10%.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 99.0% | 99.0% | 99.0% | 5 |
| 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 Brunei 99.0% compare
- 1 Costa Rica 99.0% compare
- 1 Cuba 99.0% compare
- 1 Greece 99.0% compare
- 1 Hungary 99.0% compare
- 1 Jamaica 99.0% compare
- 1 Kuwait 99.0% compare
- 1 Maldives 99.0% compare
- 1 Monaco 99.0% compare
- 1 Niue 99.0% compare
- 1 North Korea 99.0% compare
- 1 Oman 99.0% compare
- 1 Palau 99.0% compare
- 1 Portugal 99.0% compare
- 1 Saint Lucia 99.0% compare
- 1 Saint Vincent and the Grenadines 99.0% compare
- 1 Turkey 99.0% compare
More health data for Tonga
- 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)
- Deaths in armed conflicts based on where they occurred 0 deaths (2026)
- Deaths in armed conflicts by region 0 deaths (2026)
- Age population, age 25, male, interpolated 698 (2025)
- Age population, age 25, female, interpolated 842 (2025)
- Age population, age 24, male, interpolated 804 (2025)
- Age population, age 24, female, interpolated 908 (2025)
- Age population, age 23, male, interpolated 865 (2025)
- Age population, age 23, female, interpolated 951 (2025)
Frequently asked questions
- What is share of one-year-olds vaccinated against haemophilus influenzae type b in Tonga?
- Share of one-year-olds vaccinated against haemophilus influenzae type b in Tonga was 99.0% in 2024, according to WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest share of one-year-olds vaccinated against haemophilus influenzae type b recorded in Tonga?
- The highest recorded value was 99.0% in 2005.
- What is the lowest share of one-year-olds vaccinated against haemophilus influenzae type b recorded in Tonga?
- The lowest recorded value was 95.0% in 2012.
- How does Tonga rank for share of one-year-olds vaccinated against haemophilus influenzae type b?
- Tonga ranks 1st out of 192 countries with data for 2024.
- Is share of one-year-olds vaccinated against haemophilus influenzae type b rising or falling in Tonga?
- Over the last ten years it is up 1.0%. The long-run trend across the full record is flat.
- Where does this Tonga data come from?
- The figures come from WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Share of one-year-olds vaccinated against Haemophilus influenzae type B. Statizoid updates them automatically from the source API.
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About this data
Share of one-year-olds who have had three doses of Haemophilus influenzae type b vaccine in a given year.