Diphtheria - number of reported cases, annual growth rate in Australia
Australia: Diphtheria - number of reported cases, annual growth rate was 188.89 % change on previous year in 2025. ◆ Volatile
Diphtheria - number of reported cases, annual growth rate in Australia, 1975–2025
Source: Statizoid (derived). Measured in % change on previous year.
Analysis
Australia recorded 188.89 % change on previous year for diphtheria - number of reported cases, annual growth rate in 2025.
That represents a change of up 855.6% on the previous year and up 561.1% over five years.
Over the whole period, diphtheria - number of reported cases, annual growth rate in Australia peaked at 600 % change on previous year in 1990 and was at its lowest, -100 % change on previous year, in 1979.
Australia ranks 12th of 140 countries on this measure, 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 Australia, year by year
| Year | % change on previous year | Change |
|---|---|---|
| 1975 | -31.25 % change on previous year | — |
| 1976 | -86.36 % change on previous year | +176.4% |
| 1977 | 133.33 % change on previous year | -254.4% |
| 1978 | -57.14 % change on previous year | -142.9% |
| 1979 | -100 % change on previous year | +75.0% |
| 1982 | -88.89 % change on previous year | -11.1% |
| 1983 | -50 % change on previous year | -43.8% |
| 1984 | -100 % change on previous year | +100.0% |
| 1986 | 158.82 % change on previous year | -258.8% |
| 1987 | -27.27 % change on previous year | -117.2% |
| 1988 | 90.62 % change on previous year | -432.3% |
| 1989 | -98.36 % change on previous year | -208.5% |
| 1990 | 600 % change on previous year | -710.0% |
| 1991 | 14.29 % change on previous year | -97.6% |
| 1992 | 75 % change on previous year | +425.0% |
| 1993 | 178.57 % change on previous year | +138.1% |
| 2002 | -100 % change on previous year | -156.0% |
| 2012 | -100 % change on previous year | -0.0% |
| 2014 | 100 % change on previous year | -200.0% |
| 2015 | 0 % change on previous year | -100.0% |
| 2016 | 300 % change on previous year | — |
| 2017 | 0 % change on previous year | -100.0% |
| 2018 | 37.5 % change on previous year | — |
| 2019 | -36.36 % change on previous year | -197.0% |
| 2020 | 28.57 % change on previous year | -178.6% |
| 2021 | -33.33 % change on previous year | -216.7% |
| 2022 | 416.67 % change on previous year | -1350.0% |
| 2023 | -61.29 % change on previous year | -114.7% |
| 2024 | -25 % change on previous year | -59.2% |
| 2025 | 188.89 % change on previous year | -855.6% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | -28.28 % change on previous year | -100 % change on previous year | 133.33 % change on previous year | 5 |
| 1980s | -16.44 % change on previous year | -100 % change on previous year | 158.82 % change on previous year | 7 |
| 1990s | 216.96 % change on previous year | 14.29 % change on previous year | 600 % change on previous year | 4 |
| 2000s | -100 % change on previous year | -100 % change on previous year | -100 % change on previous year | 1 |
| 2010s | 43.02 % change on previous year | -100 % change on previous year | 300 % change on previous year | 7 |
| 2020s | 85.75 % change on previous year | -61.29 % change on previous year | 416.67 % change on previous year | 6 |
Countries ranked near Australia
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Frequently asked questions
- What is diphtheria - number of reported cases, annual growth rate in Australia?
- Diphtheria - number of reported cases, annual growth rate in Australia was 188.89 % change on previous year in 2025, according to Statizoid (derived).
- What is the highest diphtheria - number of reported cases, annual growth rate recorded in Australia?
- The highest recorded value was 600 % change on previous year in 1990.
- What is the lowest diphtheria - number of reported cases, annual growth rate recorded in Australia?
- The lowest recorded value was -100 % change on previous year in 1979.
- How does Australia rank for diphtheria - number of reported cases, annual growth rate?
- Australia ranks 12th out of 140 countries with data for 2025.
- Where does this Australia 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 — 30 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.