Pertussis - number of reported cases, gaps filled in Canada
Canada: Pertussis - number of reported cases, gaps filled was 1,939 in 2025. ◆ Volatile
Pertussis - number of reported cases, gaps filled in Canada, 1974–2025
Source: Statizoid (derived).
Analysis
Canada recorded 1,939 for pertussis - number of reported cases, gaps filled in 2025.
Compared with earlier readings it is down 91.1% on the previous year and down 44.8% over ten years.
Over the whole period, pertussis - number of reported cases, gaps filled in Canada peaked at 21,789 in 2024 and was at its lowest, 0, in 1977.
That places Canada 26th out of 210 countries with data for 2025, putting it 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 Canada, year by year
| Year | Value | Change |
|---|---|---|
| 1974 | 1,579 | — |
| 1975 | 3,387 | +114.5% |
| 1976 | 3,002 | -11.4% |
| 1977 | 0 | -100.0% |
| 1978 | 3,002 | — |
| 1979 | 2,227 | -25.8% |
| 1980 | 2,873 | +29.0% |
| 1981 | 2,632 | -8.4% |
| 1982 | 2,314 | -12.1% |
| 1983 | 2,231 | -3.6% |
| 1984 | 1,350 | -39.5% |
| 1985 | 2,376 | +76.0% |
| 1986 | 2,357 | -0.8% |
| 1987 | 1,292 | -45.2% |
| 1988 | 1,106 | -14.4% |
| 1989 | 2,440 | +120.6% |
| 1990 | 8,030 | +229.1% |
| 1991 | 2,724 | -66.1% |
| 1992 | 3,605 | +32.3% |
| 1993 | 7,401 | +105.3% |
| 1994 | 10,151 | +37.2% |
| 1995 | 9,818 | -3.3% |
| 1996 | 5,408 | -44.9% |
| 1997 | 4,439 | -17.9% |
| 1998 | 8,796 | +98.2% |
| 1999 | 6,069 | -31.0% |
| 2000 | 4,054 | -33.2% |
| 2001 | 2,678 | -33.9% |
| 2002 | 2,557 | -4.5% |
| 2003 | 1,863 | -27.1% |
| 2004 | 2,697 | +44.8% |
| 2005 | 2,231 | -17.3% |
| 2006 | 1,945 | -12.8% |
| 2007 | 1,472 | -24.3% |
| 2008 | 1,961 | +33.2% |
| 2009 | 1,667 | -15.0% |
| 2010 | 759 | -54.5% |
| 2011 | 676 | -10.9% |
| 2012 | 4,845 | +616.7% |
| 2013 | 1,261 | -74.0% |
| 2014 | 1,527 | +21.1% |
| 2015 | 3,510 | +129.9% |
| 2016 | 3,896 | +11.0% |
| 2017 | 3,998 | +2.6% |
| 2018 | 1,679 | -58.0% |
| 2019 | 2,544 | +51.5% |
| 2020 | 955 | -62.5% |
| 2021 | 32 | -96.6% |
| 2022 | 208 | +550.0% |
| 2023 | 1,433 | +588.9% |
| 2024 | 21,789 | +1420.5% |
| 2025 | 1,939 | -91.1% |
Canada compared with similar countries
- Canada's 1,939 is above the median for high income countries, which is 52, 37.3× the median. (75 countries reporting)
Biggest year-on-year movements
Years where Pertussis - number of reported cases, gaps filled in Canada 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 |
|---|---|---|---|
| 2024 | +1420.5% | 1,433 | 21,789 |
| 2012 | +616.7% | 676 | 4,845 |
| 2023 | +588.9% | 208 | 1,433 |
| 2022 | +550.0% | 32 | 208 |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 2,200 | 0 | 3,387 | 6 |
| 1980s | 2,097 | 1,106 | 2,873 | 10 |
| 1990s | 6,644 | 2,724 | 10,151 | 10 |
| 2000s | 2,312 | 1,472 | 4,054 | 10 |
| 2010s | 2,470 | 676 | 4,845 | 10 |
| 2020s | 4,393 | 32 | 21,789 | 6 |
Countries ranked near Canada
More health data for Canada
- Un projection of annual infant deaths, annual growth rate -1.79 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate -0.3588 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 1,083 deaths per 1,000 people (2090)
- Number of infants who die before age 1 385 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 0 (2025)
- Population ages 00-04, female, annual growth rate 0.5214 % 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 0.023 units per person (2025)
- Population ages 00-04, male, annual growth rate 0.5024 % 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 Canada?
- Pertussis - number of reported cases, gaps filled in Canada was 1,939 in 2025, according to Statizoid (derived).
- What is the highest pertussis - number of reported cases, gaps filled recorded in Canada?
- The highest recorded value was 21,789 in 2024.
- What is the lowest pertussis - number of reported cases, gaps filled recorded in Canada?
- The lowest recorded value was 0 in 1977.
- How does Canada rank for pertussis - number of reported cases, gaps filled?
- Canada ranks 26th out of 210 countries with data for 2025.
- Is pertussis - number of reported cases, gaps filled rising or falling in Canada?
- Over the last ten years it is down 44.8%. The long-run trend across the full record is volatile.
- Where does this Canada 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.