Diphtheria - number of reported cases, annual growth rate in Africa (WHO region)
Africa (WHO region): Diphtheria - number of reported cases, annual growth rate was 30.02 % change on previous year in 2025. ◆ Volatile
Diphtheria - number of reported cases, annual growth rate in Africa (WHO region), 1981–2025
Source: Statizoid (derived). Measured in % change on previous year.
Analysis
Africa (WHO region) recorded 30.02 % change on previous year for diphtheria - number of reported cases, annual growth rate in 2025.
That represents a change of up 280.9% on the previous year and up 130.3% over ten years.
Over the whole period, diphtheria - number of reported cases, annual growth rate in Africa (WHO region) peaked at 896.51 % change on previous year in 1996 and was at its lowest, -99.22 % change on previous year, in 2014.
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 Africa (WHO region), year by year
| Year | % change on previous year | Change |
|---|---|---|
| 1981 | -68.49 % change on previous year | — |
| 1982 | 67.08 % change on previous year | -197.9% |
| 1983 | -11.24 % change on previous year | -116.8% |
| 1984 | 25.27 % change on previous year | -324.9% |
| 1985 | -1.46 % change on previous year | -105.8% |
| 1986 | -48.12 % change on previous year | +3194.8% |
| 1987 | -40.65 % change on previous year | -15.5% |
| 1988 | 87.74 % change on previous year | -315.9% |
| 1989 | 105.44 % change on previous year | +20.2% |
| 1990 | -56.93 % change on previous year | -154.0% |
| 1991 | 15.73 % change on previous year | -127.6% |
| 1992 | -4.21 % change on previous year | -126.8% |
| 1993 | -17.85 % change on previous year | +324.2% |
| 1994 | -38.95 % change on previous year | +118.2% |
| 1995 | -84.09 % change on previous year | +115.9% |
| 1996 | 896.51 % change on previous year | -1166.2% |
| 1997 | -94.87 % change on previous year | -110.6% |
| 1998 | 695.73 % change on previous year | -833.3% |
| 1999 | -75.72 % change on previous year | -110.9% |
| 2001 | -35.93 % change on previous year | -52.5% |
| 2002 | -63.63 % change on previous year | +77.1% |
| 2003 | -77.05 % change on previous year | +21.1% |
| 2004 | -89.35 % change on previous year | +16.0% |
| 2005 | 134.78 % change on previous year | -250.8% |
| 2006 | 550 % change on previous year | +308.1% |
| 2007 | -95.16 % change on previous year | -117.3% |
| 2008 | 323.53 % change on previous year | -440.0% |
| 2009 | -86.11 % change on previous year | -126.6% |
| 2010 | 400 % change on previous year | -564.5% |
| 2011 | -74 % change on previous year | -118.5% |
| 2012 | 107.69 % change on previous year | -245.5% |
| 2013 | 374.07 % change on previous year | +247.4% |
| 2014 | -99.22 % change on previous year | -126.5% |
| 2016 | 73.52 % change on previous year | -174.1% |
| 2017 | -95.89 % change on previous year | -230.4% |
| 2019 | 478.39 % change on previous year | -598.9% |
| 2020 | -52.75 % change on previous year | -111.0% |
| 2021 | -12.31 % change on previous year | -76.7% |
| 2022 | 2.79 % change on previous year | -122.7% |
| 2023 | 284.76 % change on previous year | +10091.0% |
| 2024 | -16.6 % change on previous year | -105.8% |
| 2025 | 30.02 % change on previous year | -280.9% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 12.84 % change on previous year | -68.49 % change on previous year | 105.44 % change on previous year | 9 |
| 1990s | 123.53 % change on previous year | -94.87 % change on previous year | 896.51 % change on previous year | 10 |
| 2000s | 62.34 % change on previous year | -95.16 % change on previous year | 550 % change on previous year | 9 |
| 2010s | 145.57 % change on previous year | -99.22 % change on previous year | 478.39 % change on previous year | 8 |
| 2020s | 39.32 % change on previous year | -52.75 % change on previous year | 284.76 % change on previous year | 6 |
Countries ranked near Africa (WHO region)
- 1 Yemen 661.58 % change on previous year compare
- 2 Algeria 520 % change on previous year compare
- 3 Somalia 332.22 % change on previous year compare
- 4 South Africa 330.14 % change on previous year compare
- 5 Benin 321.43 % change on previous year compare
- 6 Switzerland 300 % change on previous year compare
More health data for Africa (WHO region)
- Diphtheria - number of reported cases, gaps filled 20,261 (2025)
- Total tetanus - number of reported cases, gaps filled 20,578 (2025)
- Pertussis - number of reported cases, gaps filled 12,202 (2025)
- Measles - number of reported cases, gaps filled 179,400 (2025)
- Measles - number of reported cases, annual growth rate -8.02 % change on previous year (2025)
- Pertussis - number of reported cases, annual growth rate 160.28 % change on previous year (2025)
- Total tetanus - number of reported cases, annual growth rate 23.13 % change on previous year (2025)
- Total tetanus - number of reported cases 20,578 (2025)
- Measles - number of reported cases 179,400 (2025)
- Diphtheria - number of reported cases 20,261 (2025)
Frequently asked questions
- What is diphtheria - number of reported cases, annual growth rate in Africa (WHO region)?
- Diphtheria - number of reported cases, annual growth rate in Africa (WHO region) was 30.02 % change on previous year in 2025, according to Statizoid (derived).
- What is the highest diphtheria - number of reported cases, annual growth rate recorded in Africa (WHO region)?
- The highest recorded value was 896.51 % change on previous year in 1996.
- What is the lowest diphtheria - number of reported cases, annual growth rate recorded in Africa (WHO region)?
- The lowest recorded value was -99.22 % change on previous year in 2014.
- How does Africa (WHO region) rank for diphtheria - number of reported cases, annual growth rate?
- Africa (WHO region) ranks 3rd out of 11 groups with data for 2025.
- Is diphtheria - number of reported cases, annual growth rate rising or falling in Africa (WHO region)?
- Over the last ten years it is up 130.3%. The long-run trend across the full record is volatile.
- Where does this Africa (WHO region) 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.