Pertussis - number of reported cases, per capita in Bulgaria

Bulgaria: Pertussis - number of reported cases, per capita was 0 units per person in 2025. ◆ Volatile

Latest (2025)
0 units per person
Change on year
down 96.8%
World rank
67th
of 204 countries
All-time high
0.0009 units per person
in 1974
All-time low
0 units per person
in 2021
Years of data
52
1974–2025

Pertussis - number of reported cases, per capita in Bulgaria, 1974–2025

0000.0010.001197419992025

Source: Statizoid (derived). Measured in units per person.

Analysis

The most recent figure for pertussis - number of reported cases, per capita in Bulgaria is 0 units per person, measured in 2025.

The figure is down 96.8% on the previous year and up 173.0% over ten years.

Over the whole period, pertussis - number of reported cases, per capita in Bulgaria peaked at 0.0009 units per person in 1974 and was at its lowest, 0 units per person, in 2021.

That places Bulgaria 67th out of 204 countries with data for 2025, putting it in the middle of the range.

The series is highly variable year to year, so single readings are best treated with caution.

Pertussis - number of reported cases, per capita in Bulgaria, year by year

Annual values for Pertussis - number of reported cases, per capita in Bulgaria, 1974 to 2025.
Year units per person Change
1974 0.0009 units per person
1975 0.0001 units per person -93.7%
1976 0 units per person -71.1%
1977 0.0002 units per person +882.8%
1978 0.0001 units per person -34.8%
1979 0 units per person -84.1%
1980 0 units per person +5.8%
1981 0 units per person +153.1%
1982 0 units per person -56.9%
1983 0 units per person -61.0%
1984 0 units per person +241.6%
1985 0 units per person -82.3%
1986 0 units per person +32.5%
1987 0 units per person +1.7%
1988 0 units per person -74.1%
1989 0 units per person +8.4%
1990 0 units per person +76.5%
1991 0 units per person -49.5%
1992 0 units per person +537.6%
1993 0 units per person -9.0%
1994 0 units per person -70.2%
1995 0 units per person +251.6%
1996 0 units per person -47.8%
1997 0 units per person +10.7%
1998 0 units per person -8.5%
1999 0 units per person +209.2%
2000 0 units per person -13.4%
2001 0 units per person -22.0%
2002 0 units per person +3.5%
2003 0 units per person +121.3%
2004 0 units per person +24.3%
2005 0 units per person +42.1%
2006 0 units per person +7.8%
2007 0 units per person -19.1%
2008 0 units per person -27.7%
2009 0 units per person +30.9%
2010 0 units per person -78.3%
2011 0 units per person -14.3%
2012 0 units per person +123.0%
2013 0 units per person -11.0%
2014 0 units per person -40.9%
2015 0 units per person -31.8%
2016 0 units per person +183.7%
2017 0 units per person +19.9%
2018 0 units per person -0.4%
2019 0 units per person -37.7%
2020 0 units per person -61.0%
2021 0 units per person -88.8%
2022 0 units per person +470.4%
2023 0 units per person +18.0%
2024 0.0004 units per person +13515.9%
2025 0 units per person -96.8%

Averages by decade

DecadeAverage LowestHighest Years
1970s 0.0002 units per person 0 units per person 0.0009 units per person 6
1980s 0 units per person 0 units per person 0 units per person 10
1990s 0 units per person 0 units per person 0 units per person 10
2000s 0 units per person 0 units per person 0 units per person 10
2010s 0 units per person 0 units per person 0 units per person 10
2020s 0.0001 units per person 0 units per person 0.0004 units per person 6

Countries ranked near Bulgaria

  1. 64 Slovenia 0 units per person compare
  2. 65 Democratic Republic of Congo 0 units per person compare
  3. 66 Malta 0 units per person compare
  4. 68 Saudi Arabia 0 units per person compare
  5. 69 Brazil 0 units per person compare
  6. 70 United Kingdom 0 units per person compare

See the full ranking of 205 places →

More health data for Bulgaria

All data for Bulgaria →

Frequently asked questions

What is pertussis - number of reported cases, per capita in Bulgaria?
Pertussis - number of reported cases, per capita in Bulgaria was 0 units per person in 2025, according to Statizoid (derived).
What is the highest pertussis - number of reported cases, per capita recorded in Bulgaria?
The highest recorded value was 0.0009 units per person in 1974.
What is the lowest pertussis - number of reported cases, per capita recorded in Bulgaria?
The lowest recorded value was 0 units per person in 2021.
How does Bulgaria rank for pertussis - number of reported cases, per capita?
Bulgaria ranks 67th out of 204 countries with data for 2025.
Is pertussis - number of reported cases, per capita rising or falling in Bulgaria?
Over the last ten years it is up 173.0%. The long-run trend across the full record is volatile.
Where does this Bulgaria data come from?
The figures come from Statizoid (derived), published as part of Pertussis - number of reported cases, per capita. Statizoid updates them automatically from the source API.

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Pertussis - number of reported cases, per capita in Bulgaria. Statizoid, drawing on Statizoid (derived). Retrieved 02 September 2026, from https://health.statizoid.com/stat/pertussis-number-of-reported-cases-per-capita/bulgaria/

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How this figure is calculated

Pertussis - number of reported cases divided by Population, total, matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.

Pertussis - number of reported cases ÷ Population, total

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, per capita
Unit
units per person
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
205 places, 8,445 data points, 1974–2025
Last refreshed

Pertussis - number of reported cases divided by Population, total, matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.