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Diphtheria - number of reported cases in Sri Lanka

Sri Lanka: Diphtheria - number of reported cases was 0 in 2025. ◆ Volatile

Latest (2025)
0
World rank
60th
of 210 countries
All-time high
310
in 1975
All-time low
0
in 1987
Years of data
52
1974–2025

Diphtheria - number of reported cases in Sri Lanka, 1974–2025

0100200300197419992025

Source: World Health Organization, Global Health Observatory.

Analysis

Sri Lanka recorded 0 for diphtheria - number of reported cases in 2025. That is the lowest value across all 52 years on record.

Over the whole period, diphtheria - number of reported cases in Sri Lanka peaked at 310 in 1975 and was at its lowest, 0, in 1987.

That places Sri Lanka 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 Sri Lanka, year by year

Year Value Change
1974 251 —
1975 310 +23.5%
1976 152 -51.0%
1977 145 -4.6%
1978 216 +49.0%
1979 101 -53.2%
1980 37 -63.4%
1981 36 -2.7%
1982 22 -38.9%
1983 26 +18.2%
1984 20 -23.1%
1985 10 -50.0%
1986 3 -70.0%
1987 0 -100.0%
1988 0 —
1989 0 —
1990 0 —
1991 1 —
1992 0 -100.0%
1993 1 —
1994 0 -100.0%
1995 0 —
1996 1 —
1997 3 +200.0%
1998 0 -100.0%
1999 0 —
2000 0 —
2001 15 —
2002 0 -100.0%
2003 0 —
2004 0 —
2005 0 —
2006 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 195.83 101 310 6
1980s 15.4 0 37 10
1990s 0.6 0 3 10
2000s 1.5 0 15 10
2010s 0 0 0 10
2020s 0 0 0 6

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See the full ranking of 222 places →

More health data for Sri Lanka

All data for Sri Lanka →

Frequently asked questions

What is diphtheria - number of reported cases in Sri Lanka?
Diphtheria - number of reported cases in Sri Lanka was 0 in 2025, according to World Health Organization, Global Health Observatory.
What is the highest diphtheria - number of reported cases recorded in Sri Lanka?
The highest recorded value was 310 in 1975.
What is the lowest diphtheria - number of reported cases recorded in Sri Lanka?
The lowest recorded value was 0 in 1987.
How does Sri Lanka rank for diphtheria - number of reported cases?
Sri Lanka ranks 60th out of 210 countries with data for 2025.
Where does this Sri Lanka 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 Sri Lanka. Statizoid, drawing on World Health Organization, Global Health Observatory. Retrieved 25 August 2026, from https://health.statizoid.com/stat/diphtheria-number-of-reported-cases/sri-lanka/

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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
222 places, 9,233 data points, 1974–2025
Last refreshed