Diphtheria - number of reported cases, annual growth rate in Norway
Norway: Diphtheria - number of reported cases, annual growth rate was -71.43 % change on previous year in 2025. ◆ Volatile
Diphtheria - number of reported cases, annual growth rate in Norway, 1977–2025
Source: Statizoid (derived). Measured in % change on previous year.
Analysis
Norway recorded -71.43 % change on previous year for diphtheria - number of reported cases, annual growth rate in 2025.
Compared with earlier readings it is down 195.2% on the previous year and up 28.6% over five years.
Over the whole period, diphtheria - number of reported cases, annual growth rate in Norway peaked at 100 % change on previous year in 2019 and was at its lowest, -100 % change on previous year, in 1977.
Norway ranks 44th of 140 countries on this measure, in the middle of the range.
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 Norway, year by year
| Year | % change on previous year | Change |
|---|---|---|
| 1977 | -100 % change on previous year | — |
| 1993 | -100 % change on previous year | -0.0% |
| 2015 | 0 % change on previous year | -100.0% |
| 2016 | -100 % change on previous year | — |
| 2018 | 0 % change on previous year | -100.0% |
| 2019 | 100 % change on previous year | — |
| 2020 | -100 % change on previous year | -200.0% |
| 2023 | -50 % change on previous year | -50.0% |
| 2024 | 75 % change on previous year | -250.0% |
| 2025 | -71.43 % change on previous year | -195.2% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | -100 % change on previous year | -100 % change on previous year | -100 % change on previous year | 1 |
| 1990s | -100 % change on previous year | -100 % change on previous year | -100 % change on previous year | 1 |
| 2010s | 0 % change on previous year | -100 % change on previous year | 100 % change on previous year | 4 |
| 2020s | -36.61 % change on previous year | -100 % change on previous year | 75 % change on previous year | 4 |
Countries ranked near Norway
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Frequently asked questions
- What is diphtheria - number of reported cases, annual growth rate in Norway?
- Diphtheria - number of reported cases, annual growth rate in Norway was -71.43 % change on previous year in 2025, according to Statizoid (derived).
- What is the highest diphtheria - number of reported cases, annual growth rate recorded in Norway?
- The highest recorded value was 100 % change on previous year in 2019.
- What is the lowest diphtheria - number of reported cases, annual growth rate recorded in Norway?
- The lowest recorded value was -100 % change on previous year in 1977.
- How does Norway rank for diphtheria - number of reported cases, annual growth rate?
- Norway ranks 44th out of 140 countries with data for 2025.
- Where does this Norway 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 — 10 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.