Number of one-year-olds who are not vaccinated against diphtheria in El Salvador
El Salvador: Number of one-year-olds who are not vaccinated against diphtheria was 0.1906 one-year-olds per square kilometre in 2023. ◆ Volatile
Number of one-year-olds who are not vaccinated against diphtheria in El Salvador, 1980–2023
Source: Statizoid (derived). Measured in one-year-olds per square kilometre.
Analysis
The most recent figure for number of one-year-olds who are not vaccinated against diphtheria in El Salvador is 0.1906 one-year-olds per square kilometre, measured in 2023.
The figure is down 20.6% on the previous year and down 57.3% over ten years.
Over the whole period, number of one-year-olds who are not vaccinated against diphtheria in El Salvador peaked at 6.03 one-year-olds per square kilometre in 1983 and was at its lowest, 0.0566 one-year-olds per square kilometre, in 2007.
That places El Salvador 77th out of 192 countries with data for 2023, putting it in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Number of one-year-olds who are not vaccinated against diphtheria in El Salvador, year by year
| Year | one-year-olds per square kilometre | Change |
|---|---|---|
| 1980 | 4.21 one-year-olds per square kilometre | — |
| 1981 | 4.37 one-year-olds per square kilometre | +3.9% |
| 1982 | 4.39 one-year-olds per square kilometre | +0.6% |
| 1983 | 6.03 one-year-olds per square kilometre | +37.3% |
| 1984 | 5.28 one-year-olds per square kilometre | -12.4% |
| 1985 | 3.44 one-year-olds per square kilometre | -34.8% |
| 1986 | 3.82 one-year-olds per square kilometre | +11.0% |
| 1987 | 3.61 one-year-olds per square kilometre | -5.6% |
| 1988 | 2.9 one-year-olds per square kilometre | -19.6% |
| 1989 | 2.9 one-year-olds per square kilometre | -0.1% |
| 1990 | 1.63 one-year-olds per square kilometre | -43.6% |
| 1991 | 3.21 one-year-olds per square kilometre | +96.3% |
| 1992 | 3.3 one-year-olds per square kilometre | +2.9% |
| 1993 | 1.71 one-year-olds per square kilometre | -48.1% |
| 1994 | 0.8008 one-year-olds per square kilometre | -53.3% |
| 1995 | 0.0786 one-year-olds per square kilometre | -90.2% |
| 1996 | 0.3071 one-year-olds per square kilometre | +290.7% |
| 1997 | 0.2256 one-year-olds per square kilometre | -26.6% |
| 1998 | 0.0738 one-year-olds per square kilometre | -67.3% |
| 1999 | 0.4351 one-year-olds per square kilometre | +490.0% |
| 2000 | 0.0712 one-year-olds per square kilometre | -83.6% |
| 2001 | 0.5566 one-year-olds per square kilometre | +681.3% |
| 2002 | 1.28 one-year-olds per square kilometre | +130.2% |
| 2003 | 0.3883 one-year-olds per square kilometre | -69.7% |
| 2004 | 0.6182 one-year-olds per square kilometre | +59.2% |
| 2005 | 0.6541 one-year-olds per square kilometre | +5.8% |
| 2006 | 0.2306 one-year-olds per square kilometre | -64.8% |
| 2007 | 0.0566 one-year-olds per square kilometre | -75.4% |
| 2008 | 0.1141 one-year-olds per square kilometre | +101.6% |
| 2009 | 0.5137 one-year-olds per square kilometre | +350.0% |
| 2010 | 0.619 one-year-olds per square kilometre | +20.5% |
| 2011 | 0.6162 one-year-olds per square kilometre | -0.5% |
| 2012 | 0.3918 one-year-olds per square kilometre | -36.4% |
| 2013 | 0.4466 one-year-olds per square kilometre | +14.0% |
| 2014 | 0.3329 one-year-olds per square kilometre | -25.5% |
| 2015 | 0.3312 one-year-olds per square kilometre | -0.5% |
| 2016 | 0.1091 one-year-olds per square kilometre | -67.1% |
| 2017 | 0.4228 one-year-olds per square kilometre | +287.6% |
| 2018 | 0.5591 one-year-olds per square kilometre | +32.3% |
| 2019 | 0.1974 one-year-olds per square kilometre | -64.7% |
| 2020 | 0.5353 one-year-olds per square kilometre | +171.2% |
| 2021 | 0.1451 one-year-olds per square kilometre | -72.9% |
| 2022 | 0.2401 one-year-olds per square kilometre | +65.4% |
| 2023 | 0.1906 one-year-olds per square kilometre | -20.6% |
El Salvador compared with similar countries
- El Salvador's 0.1906 one-year-olds per square kilometre is above the median for upper middle income countries, which is 0.0969 one-year-olds per square kilometre, 2.0× the median. (58 countries reporting)
- El Salvador's 0.1906 one-year-olds per square kilometre is above the median for Latin America & Caribbean, which is 0.0926 one-year-olds per square kilometre, 2.1× the median. (32 countries reporting)
Biggest year-on-year movements
Years where Number of one-year-olds who are not vaccinated against diphtheria in El Salvador changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 2001 | +681.3% | 0.0712 one-year-olds per square kilometre | 0.5566 one-year-olds per square kilometre |
| 1999 | +490.0% | 0.0738 one-year-olds per square kilometre | 0.4351 one-year-olds per square kilometre |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 4.09 one-year-olds per square kilometre | 2.9 one-year-olds per square kilometre | 6.03 one-year-olds per square kilometre | 10 |
| 1990s | 1.18 one-year-olds per square kilometre | 0.0738 one-year-olds per square kilometre | 3.3 one-year-olds per square kilometre | 10 |
| 2000s | 0.4485 one-year-olds per square kilometre | 0.0566 one-year-olds per square kilometre | 1.28 one-year-olds per square kilometre | 10 |
| 2010s | 0.4026 one-year-olds per square kilometre | 0.1091 one-year-olds per square kilometre | 0.619 one-year-olds per square kilometre | 10 |
| 2020s | 0.2778 one-year-olds per square kilometre | 0.1451 one-year-olds per square kilometre | 0.5353 one-year-olds per square kilometre | 4 |
Countries ranked near El Salvador
- 74 Senegal 0.2065 one-year-olds per square kilometre compare
- 75 Vanuatu 0.2029 one-year-olds per square kilometre compare
- 76 Chad 0.1925 one-year-olds per square kilometre compare
- 78 Saint Vincent and the Grenadines 0.1905 one-year-olds per square kilometre compare
- 79 Ghana 0.187 one-year-olds per square kilometre compare
- 80 Central African Republic 0.1857 one-year-olds per square kilometre compare
More health data for El Salvador
- Un projection of annual infant deaths, annual growth rate -1.89 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.4574 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 1,537 deaths per 1,000 people (2090)
- Number of infants who die before age 1 104 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 0 (2025)
- Population ages 00-04, female, annual growth rate -0.9135 % change on previous year (2025)
- Population ages 00-04, female, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 00-04, female, per capita 0.0374 units per person (2025)
- Population ages 00-04, male, annual growth rate -0.8849 % change on previous year (2025)
- Population ages 00-04, male, per unit of GDP 0 units per US$ of GDP (2025)
Frequently asked questions
- What is number of one-year-olds who are not vaccinated against diphtheria in El Salvador?
- Number of one-year-olds who are not vaccinated against diphtheria in El Salvador was 0.1906 one-year-olds per square kilometre in 2023, according to Statizoid (derived).
- What is the highest number of one-year-olds who are not vaccinated against diphtheria recorded in El Salvador?
- The highest recorded value was 6.03 one-year-olds per square kilometre in 1983.
- What is the lowest number of one-year-olds who are not vaccinated against diphtheria recorded in El Salvador?
- The lowest recorded value was 0.0566 one-year-olds per square kilometre in 2007.
- How does El Salvador rank for number of one-year-olds who are not vaccinated against diphtheria?
- El Salvador ranks 77th out of 192 countries with data for 2023.
- Is number of one-year-olds who are not vaccinated against diphtheria rising or falling in El Salvador?
- Over the last ten years it is down 57.3%. The long-run trend across the full record is volatile.
- Where does this El Salvador data come from?
- The figures come from Statizoid (derived), published as part of Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus, per square kilometre. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 44 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus ÷ Land area (sq. km)
Computed from
- Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data
- Land area FAOSTAT, Food and Agriculture Organization of the United Nations (FAO)
Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.
About this data
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.