Diphtheria - number of reported cases, annual growth rate in Canada
Canada: Diphtheria - number of reported cases, annual growth rate was 150 % change on previous year in 2025. ◆ Volatile
Diphtheria - number of reported cases, annual growth rate in Canada, 1975–2025
Source: Statizoid (derived). Measured in % change on previous year.
Analysis
The most recent figure for diphtheria - number of reported cases, annual growth rate in Canada is 150 % change on previous year, measured in 2025.
The figure is down 25.0% over ten years.
Over the whole period, diphtheria - number of reported cases, annual growth rate in Canada peaked at 400 % change on previous year in 2021 and was at its lowest, -100 % change on previous year, in 1977.
That places Canada 14th out of 140 countries with data for 2025, putting it in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Diphtheria - number of reported cases, annual growth rate in Canada, year by year
| Year | % change on previous year | Change |
|---|---|---|
| 1975 | -40.46 % change on previous year | — |
| 1976 | 5.83 % change on previous year | -114.4% |
| 1977 | -100 % change on previous year | -1816.7% |
| 1979 | -54.62 % change on previous year | -45.4% |
| 1980 | 1.85 % change on previous year | -103.4% |
| 1981 | -87.27 % change on previous year | -4812.7% |
| 1982 | 71.43 % change on previous year | -181.8% |
| 1983 | -8.33 % change on previous year | -111.7% |
| 1984 | -27.27 % change on previous year | +227.3% |
| 1985 | 12.5 % change on previous year | -145.8% |
| 1986 | -44.44 % change on previous year | -455.6% |
| 1987 | -20 % change on previous year | -55.0% |
| 1988 | 0 % change on previous year | -100.0% |
| 1989 | -25 % change on previous year | — |
| 1990 | 66.67 % change on previous year | -366.7% |
| 1991 | -40 % change on previous year | -160.0% |
| 1992 | -33.33 % change on previous year | -16.7% |
| 1993 | 0 % change on previous year | -100.0% |
| 1994 | -50 % change on previous year | — |
| 1995 | 100 % change on previous year | -300.0% |
| 1996 | -100 % change on previous year | -200.0% |
| 1998 | -100 % change on previous year | -0.0% |
| 2000 | -100 % change on previous year | -0.0% |
| 2003 | 0 % change on previous year | -100.0% |
| 2004 | -50 % change on previous year | — |
| 2005 | -100 % change on previous year | +100.0% |
| 2008 | -20 % change on previous year | -80.0% |
| 2009 | -50 % change on previous year | +150.0% |
| 2010 | -100 % change on previous year | +100.0% |
| 2012 | 0 % change on previous year | -100.0% |
| 2013 | -100 % change on previous year | — |
| 2015 | 200 % change on previous year | -300.0% |
| 2016 | -66.67 % change on previous year | -133.3% |
| 2017 | 300 % change on previous year | -550.0% |
| 2018 | 0 % change on previous year | -100.0% |
| 2019 | 25 % change on previous year | — |
| 2020 | -80 % change on previous year | -420.0% |
| 2021 | 400 % change on previous year | -600.0% |
| 2022 | 20 % change on previous year | -95.0% |
| 2023 | -66.67 % change on previous year | -433.3% |
| 2024 | 0 % change on previous year | -100.0% |
| 2025 | 150 % change on previous year | — |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | -47.31 % change on previous year | -100 % change on previous year | 5.83 % change on previous year | 4 |
| 1980s | -12.65 % change on previous year | -87.27 % change on previous year | 71.43 % change on previous year | 10 |
| 1990s | -19.58 % change on previous year | -100 % change on previous year | 100 % change on previous year | 8 |
| 2000s | -53.33 % change on previous year | -100 % change on previous year | 0 % change on previous year | 6 |
| 2010s | 32.29 % change on previous year | -100 % change on previous year | 300 % change on previous year | 8 |
| 2020s | 70.56 % change on previous year | -80 % change on previous year | 400 % change on previous year | 6 |
Countries ranked near Canada
- 12 Australia 188.89 % change on previous year compare
- 13 Nepal 159.26 % change on previous year compare
- 14 Thailand 150 % change on previous year compare
- 16 Netherlands 133.33 % change on previous year compare
- 17 Mauritania 100 % change on previous year compare
- 17 New Zealand 100 % change on previous year compare
- 17 Slovakia 100 % change on previous year compare
More health data for Canada
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- 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)
- Total tetanus - number of reported cases, gaps filled 3 (2025)
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- Diphtheria - number of reported cases, gaps filled 5 (2025)
- Diphtheria - number of reported cases, per capita 0 units per person (2025)
- Measles - number of reported cases, gaps filled 5,072 (2025)
- Measles - number of reported cases, per unit of GDP 0 units per US$ of GDP (2025)
Frequently asked questions
- What is diphtheria - number of reported cases, annual growth rate in Canada?
- Diphtheria - number of reported cases, annual growth rate in Canada was 150 % change on previous year in 2025, according to Statizoid (derived).
- What is the highest diphtheria - number of reported cases, annual growth rate recorded in Canada?
- The highest recorded value was 400 % change on previous year in 2021.
- What is the lowest diphtheria - number of reported cases, annual growth rate recorded in Canada?
- The lowest recorded value was -100 % change on previous year in 1977.
- How does Canada rank for diphtheria - number of reported cases, annual growth rate?
- Canada ranks 14th out of 140 countries with data for 2025.
- Is diphtheria - number of reported cases, annual growth rate rising or falling in Canada?
- Over the last ten years it is down 25.0%. 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 Diphtheria - number of reported cases, annual growth rate. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 42 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
The year-on-year percentage change in Diphtheria - number of reported cases. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.
Computed from
- Diphtheria - 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
The year-on-year percentage change in Diphtheria - number of reported cases. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.