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Diphtheria - number of reported cases in Hong Kong

Hong Kong: Diphtheria - number of reported cases was 0 in 2025. ◆ Volatile

Latest (2025)
0
World rank
60th
of 210 countries
All-time high
2
in 1974
All-time low
0
in 1975
Years of data
48
1974–2025

Diphtheria - number of reported cases in Hong Kong, 1974–2025

00.511.52197419992025

Source: World Health Organization, Global Health Observatory.

Analysis

In 2025, diphtheria - number of reported cases in Hong Kong stood at 0. That is the lowest value across all 48 years on record.

Over the whole period, diphtheria - number of reported cases in Hong Kong peaked at 2 in 1974 and was at its lowest, 0, in 1975.

That places Hong Kong 60th out of 210 countries with data for 2025, putting it 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 in Hong Kong, year by year

Year Value Change
1974 2 —
1975 0 -100.0%
1976 1 —
1977 1 +0.0%
1978 0 -100.0%
1979 0 —
1980 2 —
1981 0 -100.0%
1982 1 —
1983 0 -100.0%
1984 0 —
1985 0 —
1986 0 —
1987 0 —
1988 0 —
1989 0 —
1990 0 —
1991 0 —
1992 0 —
1993 0 —
1994 0 —
1995 0 —
1996 0 —
1997 0 —
1998 0 —
1999 0 —
2000 0 —
2001 0 —
2003 0 —
2007 0 —
2008 0 —
2009 0 —
2010 0 —
2011 0 —
2012 0 —
2013 0 —
2014 0 —
2015 0 —
2016 0 —
2017 0 —
2018 0 —
2019 0 —
2020 0 —
2021 0 —
2022 0 —
2023 0 —
2024 0 —
2025 0 —

Averages by decade

DecadeAverage LowestHighest Years
1970s 0.6667 0 2 6
1980s 0.3 0 2 10
1990s 0 0 0 10
2000s 0 0 0 6
2010s 0 0 0 10
2020s 0 0 0 6

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See the full ranking of 223 places →

More health data for Hong Kong

All data for Hong Kong →

Frequently asked questions

What is diphtheria - number of reported cases in Hong Kong?
Diphtheria - number of reported cases in Hong Kong was 0 in 2025, according to World Health Organization, Global Health Observatory.
What is the highest diphtheria - number of reported cases recorded in Hong Kong?
The highest recorded value was 2 in 1974.
What is the lowest diphtheria - number of reported cases recorded in Hong Kong?
The lowest recorded value was 0 in 1975.
How does Hong Kong rank for diphtheria - number of reported cases?
Hong Kong ranks 60th out of 210 countries with data for 2025.
Where does this Hong Kong data come from?
The figures come from World Health Organization, Global Health Observatory, published as part of Diphtheria - number of reported cases. Statizoid updates them automatically from the source API.

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Diphtheria - number of reported cases in Hong Kong. Statizoid, drawing on World Health Organization, Global Health Observatory. Retrieved 02 September 2026, from https://health.statizoid.com/stat/diphtheria-number-of-reported-cases/hong-kong-sar-china/

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About this data

Indicator
Diphtheria - number of reported cases
Source
World Health Organization, Global Health Observatory
Licence
CC BY-NC-SA 3.0 IGO (WHO)
Coverage
223 places, 9,271 data points, 1974–2025
Last refreshed