Pertussis - number of reported cases, gaps filled in Denmark
Denmark: Pertussis - number of reported cases, gaps filled was 427 in 2025. ◆ Volatile
Pertussis - number of reported cases, gaps filled in Denmark, 1974–2025
Source: Statizoid (derived).
Analysis
Denmark recorded 427 for pertussis - number of reported cases, gaps filled in 2025.
Compared with earlier readings it is down 89.0% on the previous year and down 55.6% over ten years.
Over the whole period, pertussis - number of reported cases, gaps filled in Denmark peaked at 16,385 in 1976 and was at its lowest, 39, in 1994.
Denmark ranks 50th of 210 countries on this measure, in the top quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Pertussis - number of reported cases, gaps filled in Denmark, year by year
| Year | Value | Change |
|---|---|---|
| 1974 | 1,555 | — |
| 1975 | 1,457 | -6.3% |
| 1976 | 16,385 | +1024.6% |
| 1977 | 11,453 | -30.1% |
| 1978 | 4,056 | -64.6% |
| 1979 | 3,510 | -13.5% |
| 1980 | 4,970 | +41.6% |
| 1981 | 4,364 | -12.2% |
| 1982 | 1,327 | -69.6% |
| 1983 | 1,883 | +41.9% |
| 1984 | 3,368 | +78.9% |
| 1985 | 1,882 | -44.1% |
| 1986 | 1,139 | -39.5% |
| 1987 | 2,902 | +154.8% |
| 1988 | 959 | -67.0% |
| 1989 | 928 | -3.2% |
| 1990 | 569 | -38.7% |
| 1991 | 821 | +44.3% |
| 1992 | 495 | -39.7% |
| 1993 | 242 | -51.1% |
| 1994 | 39 | -83.9% |
| 1995 | 82 | +110.3% |
| 1996 | 89 | +8.5% |
| 1997 | 198 | +122.5% |
| 1998 | 186.67 | -5.7% |
| 1999 | 175.33 | -6.1% |
| 2000 | 164 | -6.5% |
| 2001 | 200 | +22.0% |
| 2002 | 323 | +61.5% |
| 2003 | 114 | -64.7% |
| 2004 | 228 | +100.0% |
| 2005 | 129 | -43.4% |
| 2006 | 55 | -57.4% |
| 2007 | 81 | +47.3% |
| 2008 | 105 | +29.6% |
| 2009 | 83 | -21.0% |
| 2010 | 77 | -7.2% |
| 2011 | 71 | -7.8% |
| 2012 | 980 | +1280.3% |
| 2013 | 484 | -50.6% |
| 2014 | 855 | +76.7% |
| 2015 | 962 | +12.5% |
| 2016 | 2,096 | +117.9% |
| 2017 | 1,081 | -48.4% |
| 2018 | 1,028 | -4.9% |
| 2019 | 3,697 | +259.6% |
| 2020 | 2,390 | -35.4% |
| 2021 | 80 | -96.7% |
| 2022 | 52 | -35.0% |
| 2023 | 6,059 | +11551.9% |
| 2024 | 3,890 | -35.8% |
| 2025 | 427 | -89.0% |
Denmark compared with similar countries
- Denmark's 427 is above the median for high income countries, which is 52, 8.2× the median. (75 countries reporting)
- Denmark's 427 is above the median for Europe & Central Asia, which is 157, 2.7× the median. (51 countries reporting)
Biggest year-on-year movements
Years where Pertussis - number of reported cases, gaps filled in Denmark 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 |
|---|---|---|---|
| 2023 | +11551.9% | 52 | 6,059 |
| 2012 | +1280.3% | 71 | 980 |
| 1976 | +1024.6% | 1,457 | 16,385 |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 6,403 | 1,457 | 16,385 | 6 |
| 1980s | 2,372 | 928 | 4,970 | 10 |
| 1990s | 289.7 | 39 | 821 | 10 |
| 2000s | 148.2 | 55 | 323 | 10 |
| 2010s | 1,133 | 71 | 3,697 | 10 |
| 2020s | 2,150 | 52 | 6,059 | 6 |
Countries ranked near Denmark
- 47 Saudi Arabia 482 compare
- 48 France 464 compare
- 49 Tajikistan 450 compare
- 51 Kazakhstan 407 compare
- 52 Iraq 404 compare
- 53 Kyrgyzstan 365 compare
More health data for Denmark
- Un projection of annual infant deaths, annual growth rate -3.12 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.1019 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 1,179 deaths per 1,000 people (2090)
- Number of infants who die before age 1 31 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 0 (2025)
- Population ages 00-04, female, annual growth rate -0.4524 % 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 0.0247 units per person (2025)
- Population ages 00-04, male, annual growth rate -0.4338 % 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 pertussis - number of reported cases, gaps filled in Denmark?
- Pertussis - number of reported cases, gaps filled in Denmark was 427 in 2025, according to Statizoid (derived).
- What is the highest pertussis - number of reported cases, gaps filled recorded in Denmark?
- The highest recorded value was 16,385 in 1976.
- What is the lowest pertussis - number of reported cases, gaps filled recorded in Denmark?
- The lowest recorded value was 39 in 1994.
- How does Denmark rank for pertussis - number of reported cases, gaps filled?
- Denmark ranks 50th out of 210 countries with data for 2025.
- Is pertussis - number of reported cases, gaps filled rising or falling in Denmark?
- Over the last ten years it is down 55.6%. The long-run trend across the full record is volatile.
- Where does this Denmark data come from?
- The figures come from Statizoid (derived), published as part of Pertussis - number of reported cases, gaps filled. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 52 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
Pertussis - number of reported cases with 623 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.
Computed from
- Pertussis - number of reported cases World Health Organization, Global Health Observatory
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
Pertussis - number of reported cases with 623 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.