Pertussis - number of reported cases, gaps filled in Denmark

Denmark: Pertussis - number of reported cases, gaps filled was 427 in 2025. ◆ Volatile

Latest (2025)
427
Change on year
down 89.0%
World rank
50th
of 210 countries
All-time high
16,385
in 1976
All-time low
39
in 1994
Years of data
52
1974–2025

Pertussis - number of reported cases, gaps filled in Denmark, 1974–2025

05.0k10.0k15.0k197419992025

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

Annual values for Pertussis - number of reported cases, gaps filled in Denmark, 1974 to 2025.
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%

Averages by decade

DecadeAverage LowestHighest 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

  1. 47 Saudi Arabia 482 compare
  2. 48 France 464 compare
  3. 49 Tajikistan 450 compare
  4. 51 Kazakhstan 407 compare
  5. 52 Iraq 404 compare
  6. 53 Kyrgyzstan 365 compare

See the full ranking of 223 places →

More health data for Denmark

All data for Denmark →

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.

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Pertussis - number of reported cases, gaps filled in Denmark. Statizoid, drawing on Statizoid (derived). Retrieved 01 September 2026, from https://health.statizoid.com/stat/pertussis-number-of-reported-cases-gaps-filled/denmark/

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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

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

Indicator
Pertussis - number of reported cases, gaps filled
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
223 places, 9,846 data points, 1974–2025
Last refreshed

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.