Number of one-year-olds who are not vaccinated against diphtheria in Yemen
Yemen: Number of one-year-olds who are not vaccinated against diphtheria was 0.0177 one-year-olds per person in 2023. ◆ Volatile
Number of one-year-olds who are not vaccinated against diphtheria in Yemen, 1980–2023
Source: Statizoid (derived). Measured in one-year-olds per person.
Analysis
The most recent figure for number of one-year-olds who are not vaccinated against diphtheria in Yemen is 0.0177 one-year-olds per person, measured in 2023.
That represents a change of up 27.7% on the previous year and up 91.2% over ten years.
Over the whole period, number of one-year-olds who are not vaccinated against diphtheria in Yemen peaked at 0.0428 one-year-olds per person in 1980 and was at its lowest, 0.007 one-year-olds per person, in 1990.
That places Yemen 2nd out of 192 countries with data for 2023, putting it in the top 10%.
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 Yemen, year by year
| Year | one-year-olds per person | Change |
|---|---|---|
| 1980 | 0.0428 one-year-olds per person | — |
| 1981 | 0.0426 one-year-olds per person | -0.5% |
| 1982 | 0.0424 one-year-olds per person | -0.4% |
| 1983 | 0.0421 one-year-olds per person | -0.6% |
| 1984 | 0.0414 one-year-olds per person | -1.7% |
| 1985 | 0.0392 one-year-olds per person | -5.2% |
| 1986 | 0.0388 one-year-olds per person | -1.1% |
| 1987 | 0.0366 one-year-olds per person | -5.8% |
| 1988 | 0.0284 one-year-olds per person | -22.3% |
| 1989 | 0.0194 one-year-olds per person | -31.6% |
| 1990 | 0.007 one-year-olds per person | -63.9% |
| 1991 | 0.0231 one-year-olds per person | +228.7% |
| 1992 | 0.0216 one-year-olds per person | -6.4% |
| 1993 | 0.0197 one-year-olds per person | -9.0% |
| 1994 | 0.0283 one-year-olds per person | +43.7% |
| 1995 | 0.0232 one-year-olds per person | -17.9% |
| 1996 | 0.0214 one-year-olds per person | -7.6% |
| 1997 | 0.0233 one-year-olds per person | +8.7% |
| 1998 | 0.012 one-year-olds per person | -48.4% |
| 1999 | 0.0108 one-year-olds per person | -10.5% |
| 2000 | 0.0095 one-year-olds per person | -11.3% |
| 2001 | 0.0098 one-year-olds per person | +3.0% |
| 2002 | 0.0126 one-year-olds per person | +28.1% |
| 2003 | 0.0139 one-year-olds per person | +10.1% |
| 2004 | 0.0099 one-year-olds per person | -28.7% |
| 2005 | 0.0074 one-year-olds per person | -25.5% |
| 2006 | 0.0076 one-year-olds per person | +3.6% |
| 2007 | 0.0072 one-year-olds per person | -5.2% |
| 2008 | 0.0075 one-year-olds per person | +3.9% |
| 2009 | 0.0081 one-year-olds per person | +7.6% |
| 2010 | 0.008 one-year-olds per person | -1.0% |
| 2011 | 0.0102 one-year-olds per person | +27.2% |
| 2012 | 0.0106 one-year-olds per person | +3.9% |
| 2013 | 0.0093 one-year-olds per person | -12.5% |
| 2014 | 0.0097 one-year-olds per person | +4.7% |
| 2015 | 0.0121 one-year-olds per person | +24.5% |
| 2016 | 0.0122 one-year-olds per person | +0.7% |
| 2017 | 0.0135 one-year-olds per person | +11.4% |
| 2018 | 0.0152 one-year-olds per person | +12.5% |
| 2019 | 0.0133 one-year-olds per person | -13.0% |
| 2020 | 0.0142 one-year-olds per person | +7.5% |
| 2021 | 0.0146 one-year-olds per person | +2.3% |
| 2022 | 0.0139 one-year-olds per person | -4.9% |
| 2023 | 0.0177 one-year-olds per person | +27.7% |
Yemen compared with similar countries
- Yemen's 0.0177 one-year-olds per person is above the median for low income countries, which is 0.0072 one-year-olds per person, 2.5× the median. (25 countries reporting)
- Yemen's 0.0177 one-year-olds per person is above the median for Middle East, North Africa, Afghanistan & Pakistan, which is 0.0008 one-year-olds per person, 21.8× the median. (23 countries reporting)
Biggest year-on-year movements
Years where Number of one-year-olds who are not vaccinated against diphtheria in Yemen 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 |
|---|---|---|---|
| 1991 | +228.7% | 0.007 one-year-olds per person | 0.0231 one-year-olds per person |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 0.0374 one-year-olds per person | 0.0194 one-year-olds per person | 0.0428 one-year-olds per person | 10 |
| 1990s | 0.019 one-year-olds per person | 0.007 one-year-olds per person | 0.0283 one-year-olds per person | 10 |
| 2000s | 0.0094 one-year-olds per person | 0.0072 one-year-olds per person | 0.0139 one-year-olds per person | 10 |
| 2010s | 0.0114 one-year-olds per person | 0.008 one-year-olds per person | 0.0152 one-year-olds per person | 10 |
| 2020s | 0.0151 one-year-olds per person | 0.0139 one-year-olds per person | 0.0177 one-year-olds per person | 4 |
Countries ranked near Yemen
- 1 Central African Republic 0.0225 one-year-olds per person compare
- 3 Papua New Guinea 0.0155 one-year-olds per person compare
- 4 Sudan 0.0152 one-year-olds per person compare
- 5 Congo, Democratic Republic of the 0.015 one-year-olds per person compare
More health data for Yemen
- Un projection of annual infant deaths, annual growth rate -1.94 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 1.04 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 809.4 deaths per 1,000 people (2090)
- Number of infants who die before age 1 9,603 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 103 (2025)
- Population ages 00-04, female, annual growth rate 1.88 % change on previous year (2025)
- Population ages 00-04, female, per unit of GDP 0.0001 units per US$ of GDP (2018)
- Population ages 00-04, female, per capita 0.0766 units per person (2025)
- Population ages 00-04, male, annual growth rate 1.89 % change on previous year (2025)
- Population ages 00-04, male, per unit of GDP 0.0001 units per US$ of GDP (2018)
Frequently asked questions
- What is number of one-year-olds who are not vaccinated against diphtheria in Yemen?
- Number of one-year-olds who are not vaccinated against diphtheria in Yemen was 0.0177 one-year-olds per person in 2023, according to Statizoid (derived).
- What is the highest number of one-year-olds who are not vaccinated against diphtheria recorded in Yemen?
- The highest recorded value was 0.0428 one-year-olds per person in 1980.
- What is the lowest number of one-year-olds who are not vaccinated against diphtheria recorded in Yemen?
- The lowest recorded value was 0.007 one-year-olds per person in 1990.
- How does Yemen rank for number of one-year-olds who are not vaccinated against diphtheria?
- Yemen ranks 2nd out of 192 countries with data for 2023.
- Is number of one-year-olds who are not vaccinated against diphtheria rising or falling in Yemen?
- Over the last ten years it is up 91.2%. The long-run trend across the full record is volatile.
- Where does this Yemen 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 capita. 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 Population, total, 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 ÷ Population, total
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
- Population, total World Population Prospects, United Nations (UN)
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 Population, total, matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.