Share of one-year-olds vaccinated against diphtheria, tetanus and pertussis in Seychelles

Seychelles: Share of one-year-olds vaccinated against diphtheria, tetanus and pertussis was 94.0% in 2024. ▲ Rising

Latest (2024)
94.0%
Change on year
down 3.1%
World rank
67th
of 194 countries
All-time high
99.0%
in 1990
All-time low
13.0%
in 1981
Years of data
44
1981–2024

Share of one-year-olds vaccinated against diphtheria, tetanus and pertussis in Seychelles, 1981–2024

204060801001981200220241981: 13 %1982: 55 %1983: 97 %1984: 95 %1985: 86 %1986: 94 %1987: 89 %1988: 94 %1989: 97 %1990: 99 %1991: 98 %1992: 96 %1993: 96 %1994: 96 %1995: 97 %1996: 99 %1997: 98 %1998: 99 %1999: 99 %2000: 98 %2001: 96 %2002: 99 %2003: 99 %2004: 99 %2005: 99 %2006: 99 %2007: 99 %2008: 99 %2009: 99 %2010: 99 %2011: 99 %2012: 98 %2013: 98 %2014: 99 %2015: 97 %2016: 96 %2017: 97 %2018: 99 %2019: 99 %2020: 97 %2021: 94 %2022: 97 %2023: 97 %2024: 94 %

Source: WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in %.

Analysis

In 2024, share of one-year-olds vaccinated against diphtheria, tetanus and pertussis in Seychelles stood at 94.0%.

That represents a change of down 3.1% on the previous year and down 5.1% over ten years.

Over the whole period, share of one-year-olds vaccinated against diphtheria, tetanus and pertussis in Seychelles peaked at 99.0% in 1990 and was at its lowest, 13.0%, in 1981.

Seychelles ranks 67th of 194 countries on this measure, in the middle of the range.

The long-run direction has been consistently rising across the 44 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
1980s 80.0% 13.0% 97.0% 9
1990s 97.7% 96.0% 99.0% 10
2000s 98.6% 96.0% 99.0% 10
2010s 98.1% 96.0% 99.0% 10
2020s 95.8% 94.0% 97.0% 5

Countries ranked near Seychelles

  1. 67 Armenia 94.0% compare
  2. 67 Barbados 94.0% compare
  3. 67 Bulgaria 94.0% compare
  4. 67 Cyprus 94.0% compare
  5. 67 Fiji 94.0% compare
  6. 67 Iceland 94.0% compare
  7. 67 India 94.0% compare
  8. 67 Italy 94.0% compare
  9. 67 Kiribati 94.0% compare
  10. 67 Poland 94.0% compare
  11. 67 Spain 94.0% compare
  12. 67 Tuvalu 94.0% compare
  13. 67 United States 94.0% compare
  14. 67 Uruguay 94.0% compare

See the full ranking of 194 places →

More reference data data for Seychelles

All data for Seychelles →

Frequently asked questions

What is share of one-year-olds vaccinated against diphtheria, tetanus and pertussis in Seychelles?
Share of one-year-olds vaccinated against diphtheria, tetanus and pertussis in Seychelles was 94.0% 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 diphtheria, tetanus and pertussis recorded in Seychelles?
The highest recorded value was 99.0% in 1990.
What is the lowest share of one-year-olds vaccinated against diphtheria, tetanus and pertussis recorded in Seychelles?
The lowest recorded value was 13.0% in 1981.
How does Seychelles rank for share of one-year-olds vaccinated against diphtheria, tetanus and pertussis?
Seychelles ranks 67th out of 194 countries with data for 2024.
Is share of one-year-olds vaccinated against diphtheria, tetanus and pertussis rising or falling in Seychelles?
Over the last ten years it is down 5.1%. The long-run trend across the full record is rising.
Where does this Seychelles 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 diphtheria, tetanus and pertussis. Statizoid updates them automatically from the source API.

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CSV · JSON — 44 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator
Share of one-year-olds vaccinated against diphtheria, tetanus and pertussis
Unit
%
Source
WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
194 places, 8,100 data points, 1980–2024
Last refreshed

Share of one-year-olds who have had three doses of the combined diphtheria, tetanus and pertussis vaccine in a given year.