Number of one-year-olds who are not vaccinated against diphtheria in Congo
Congo: Number of one-year-olds who are not vaccinated against diphtheria was 0.0064 one-year-olds per person in 2023. ◆ Volatile
Number of one-year-olds who are not vaccinated against diphtheria in Congo, 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 Congo is 0.0064 one-year-olds per person, measured in 2023.
The figure is down 1.2% on the previous year and up 22.0% over ten years.
Over the whole period, number of one-year-olds who are not vaccinated against diphtheria in Congo peaked at 0.0263 one-year-olds per person in 1997 and was at its lowest, 0.0034 one-year-olds per person, in 2014.
That places Congo 29th out of 192 countries with data for 2023, putting it in the top quarter.
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 Congo, year by year
| Year | one-year-olds per person | Change |
|---|---|---|
| 1980 | 0.0213 one-year-olds per person | — |
| 1981 | 0.0211 one-year-olds per person | -1.2% |
| 1982 | 0.0191 one-year-olds per person | -9.2% |
| 1983 | 0.0178 one-year-olds per person | -6.9% |
| 1984 | 0.0165 one-year-olds per person | -7.5% |
| 1985 | 0.0162 one-year-olds per person | -1.4% |
| 1986 | 0.0103 one-year-olds per person | -36.3% |
| 1987 | 0.0099 one-year-olds per person | -4.0% |
| 1988 | 0.0099 one-year-olds per person | -0.4% |
| 1989 | 0.0074 one-year-olds per person | -25.3% |
| 1990 | 0.0074 one-year-olds per person | -0.4% |
| 1991 | 0.0091 one-year-olds per person | +23.2% |
| 1992 | 0.0115 one-year-olds per person | +26.4% |
| 1993 | 0.0138 one-year-olds per person | +20.7% |
| 1994 | 0.0155 one-year-olds per person | +12.0% |
| 1995 | 0.0172 one-year-olds per person | +10.9% |
| 1996 | 0.0216 one-year-olds per person | +25.6% |
| 1997 | 0.0263 one-year-olds per person | +22.0% |
| 1998 | 0.0252 one-year-olds per person | -4.2% |
| 1999 | 0.0238 one-year-olds per person | -5.4% |
| 2000 | 0.022 one-year-olds per person | -7.8% |
| 2001 | 0.0223 one-year-olds per person | +1.2% |
| 2002 | 0.0192 one-year-olds per person | -13.6% |
| 2003 | 0.0166 one-year-olds per person | -13.9% |
| 2004 | 0.0109 one-year-olds per person | -34.2% |
| 2005 | 0.0122 one-year-olds per person | +12.1% |
| 2006 | 0.0086 one-year-olds per person | -29.5% |
| 2007 | 0.009 one-year-olds per person | +4.2% |
| 2008 | 0.0067 one-year-olds per person | -25.3% |
| 2009 | 0.0068 one-year-olds per person | +1.1% |
| 2010 | 0.0082 one-year-olds per person | +21.3% |
| 2011 | 0.0059 one-year-olds per person | -27.8% |
| 2012 | 0.0053 one-year-olds per person | -10.9% |
| 2013 | 0.0052 one-year-olds per person | -1.0% |
| 2014 | 0.0034 one-year-olds per person | -34.6% |
| 2015 | 0.0067 one-year-olds per person | +95.0% |
| 2016 | 0.0095 one-year-olds per person | +41.5% |
| 2017 | 0.0099 one-year-olds per person | +4.5% |
| 2018 | 0.0078 one-year-olds per person | -21.0% |
| 2019 | 0.0064 one-year-olds per person | -17.5% |
| 2020 | 0.0081 one-year-olds per person | +26.3% |
| 2021 | 0.0068 one-year-olds per person | -16.0% |
| 2022 | 0.0065 one-year-olds per person | -5.3% |
| 2023 | 0.0064 one-year-olds per person | -1.2% |
Congo compared with similar countries
- Congo's 0.0064 one-year-olds per person is above the median for lower middle income countries, which is 0.0036 one-year-olds per person, 1.8× the median. (46 countries reporting)
- Congo's 0.0064 one-year-olds per person is above the median for Sub-Saharan Africa, which is 0.0048 one-year-olds per person, 1.3× the median. (48 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 0.0149 one-year-olds per person | 0.0074 one-year-olds per person | 0.0213 one-year-olds per person | 10 |
| 1990s | 0.0171 one-year-olds per person | 0.0074 one-year-olds per person | 0.0263 one-year-olds per person | 10 |
| 2000s | 0.0134 one-year-olds per person | 0.0067 one-year-olds per person | 0.0223 one-year-olds per person | 10 |
| 2010s | 0.0068 one-year-olds per person | 0.0034 one-year-olds per person | 0.0099 one-year-olds per person | 10 |
| 2020s | 0.007 one-year-olds per person | 0.0064 one-year-olds per person | 0.0081 one-year-olds per person | 4 |
Countries ranked near Congo
- 26 Comoros 0.0068 one-year-olds per person compare
- 27 Bolivia, Plurinational State of 0.0068 one-year-olds per person compare
- 28 Venezuela, Bolivarian Republic of 0.0067 one-year-olds per person compare
- 30 Azerbaijan 0.0063 one-year-olds per person compare
- 31 Côte d'Ivoire 0.0063 one-year-olds per person compare
- 32 Honduras 0.0058 one-year-olds per person compare
More health data for Congo
- Un projection of annual infant deaths, annual growth rate -0.4813 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.9705 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 759.5 deaths per 1,000 people (2090)
- Number of infants who die before age 1 2,688 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 11 (2025)
- Population ages 00-04, female, annual growth rate 1.44 % 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 0.0695 units per person (2025)
- Population ages 00-04, male, annual growth rate 1.45 % 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 Congo?
- Number of one-year-olds who are not vaccinated against diphtheria in Congo was 0.0064 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 Congo?
- The highest recorded value was 0.0263 one-year-olds per person in 1997.
- What is the lowest number of one-year-olds who are not vaccinated against diphtheria recorded in Congo?
- The lowest recorded value was 0.0034 one-year-olds per person in 2014.
- How does Congo rank for number of one-year-olds who are not vaccinated against diphtheria?
- Congo ranks 29th out of 192 countries with data for 2023.
- Is number of one-year-olds who are not vaccinated against diphtheria rising or falling in Congo?
- Over the last ten years it is up 22.0%. The long-run trend across the full record is volatile.
- Where does this Congo 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.
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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.