Diphtheria - number of reported cases, per square kilometre in World

World: Diphtheria - number of reported cases, per square kilometre was 0.0002 units per square kilometre in 2023. ◆ Volatile

Latest (2023)
0.0002 units per square kilometre
Change on year
up 147.2%
Rank
1st
of 1 groups
All-time high
0.0009 units per square kilometre
in 1980
All-time low
0 units per square kilometre
in 2006
Years of data
44
1980–2023

Diphtheria - number of reported cases, per square kilometre in World, 1980–2023

0000.0010.0010.0011980200120231980: 0.001 units per square kilometre1981: 0.001 units per square kilometre1982: 0.001 units per square kilometre1983: 0 units per square kilometre1984: 0 units per square kilometre1985: 0 units per square kilometre1986: 0 units per square kilometre1987: 0 units per square kilometre1988: 0 units per square kilometre1989: 0 units per square kilometre1990: 0 units per square kilometre1991: 0 units per square kilometre1992: 0 units per square kilometre1993: 0 units per square kilometre1994: 0 units per square kilometre1995: 0 units per square kilometre1996: 0 units per square kilometre1997: 0 units per square kilometre1998: 0 units per square kilometre1999: 0 units per square kilometre2000: 0 units per square kilometre2001: 0 units per square kilometre2002: 0 units per square kilometre2003: 0 units per square kilometre2004: 0 units per square kilometre2005: 0 units per square kilometre2006: 0 units per square kilometre2007: 0 units per square kilometre2008: 0 units per square kilometre2009: 0 units per square kilometre2010: 0 units per square kilometre2011: 0 units per square kilometre2012: 0 units per square kilometre2013: 0 units per square kilometre2014: 0 units per square kilometre2015: 0 units per square kilometre2016: 0 units per square kilometre2017: 0 units per square kilometre2018: 0 units per square kilometre2019: 0 units per square kilometre2020: 0 units per square kilometre2021: 0 units per square kilometre2022: 0 units per square kilometre2023: 0 units per square kilometre

Source: Statizoid (derived). Measured in units per square kilometre.

Analysis

The most recent figure for diphtheria - number of reported cases, per square kilometre in World is 0.0002 units per square kilometre, measured in 2023.

The figure is up 147.2% on the previous year and up 430.2% over ten years.

Over the whole period, diphtheria - number of reported cases, per square kilometre in World peaked at 0.0009 units per square kilometre in 1980 and was at its lowest, 0 units per square kilometre, in 2006.

The series is highly variable year to year, so single readings are best treated with caution.

Diphtheria - number of reported cases, per square kilometre in World, year by year

Annual values for Diphtheria - number of reported cases, per square kilometre in World, 1980 to 2023.
Year units per square kilometre Change
1980 0.0009 units per square kilometre
1981 0.0007 units per square kilometre -23.7%
1982 0.0006 units per square kilometre -19.0%
1983 0.0005 units per square kilometre -17.1%
1984 0.0004 units per square kilometre -9.2%
1985 0.0004 units per square kilometre -6.4%
1986 0.0003 units per square kilometre -31.2%
1987 0.0003 units per square kilometre -4.7%
1988 0.0003 units per square kilometre +13.6%
1989 0.0003 units per square kilometre -5.5%
1990 0.0002 units per square kilometre -25.7%
1991 0.0002 units per square kilometre +11.8%
1992 0.0002 units per square kilometre -30.2%
1993 0.0002 units per square kilometre +48.4%
1994 0.0004 units per square kilometre +75.5%
1995 0.0004 units per square kilometre +3.9%
1996 0.0002 units per square kilometre -49.8%
1997 0.0001 units per square kilometre -48.4%
1998 0.0001 units per square kilometre -49.6%
1999 0 units per square kilometre -35.4%
2000 0.0001 units per square kilometre +141.5%
2001 0.0001 units per square kilometre -7.7%
2002 0.0001 units per square kilometre -15.8%
2003 0.0001 units per square kilometre -20.8%
2004 0.0001 units per square kilometre +40.6%
2005 0.0001 units per square kilometre -19.2%
2006 0 units per square kilometre -46.8%
2007 0 units per square kilometre +7.1%
2008 0 units per square kilometre +7.3%
2009 0 units per square kilometre -12.6%
2010 0 units per square kilometre +5.8%
2011 0 units per square kilometre +22.2%
2012 0 units per square kilometre -21.7%
2013 0 units per square kilometre +4.2%
2014 0.0001 units per square kilometre +66.1%
2015 0 units per square kilometre -41.7%
2016 0.0001 units per square kilometre +56.6%
2017 0.0001 units per square kilometre +24.2%
2018 0.0001 units per square kilometre +91.8%
2019 0.0002 units per square kilometre +35.9%
2020 0.0001 units per square kilometre -55.9%
2021 0.0001 units per square kilometre -14.5%
2022 0.0001 units per square kilometre +15.8%
2023 0.0002 units per square kilometre +147.2%

Averages by decade

DecadeAverage LowestHighest Years
1980s 0.0005 units per square kilometre 0.0003 units per square kilometre 0.0009 units per square kilometre 10
1990s 0.0002 units per square kilometre 0 units per square kilometre 0.0004 units per square kilometre 10
2000s 0.0001 units per square kilometre 0 units per square kilometre 0.0001 units per square kilometre 10
2010s 0.0001 units per square kilometre 0 units per square kilometre 0.0002 units per square kilometre 10
2020s 0.0001 units per square kilometre 0.0001 units per square kilometre 0.0002 units per square kilometre 4

Countries ranked near World

  1. 1 Nigeria 0.0156 units per square kilometre compare
  2. 2 Ethiopia 0.0035 units per square kilometre compare
  3. 3 Niger 0.0026 units per square kilometre compare
  4. 4 Haiti 0.0014 units per square kilometre compare

See the full ranking of 205 places →

More health data for World

All data for World →

Frequently asked questions

What is diphtheria - number of reported cases, per square kilometre in World?
Diphtheria - number of reported cases, per square kilometre in World was 0.0002 units per square kilometre in 2023, according to Statizoid (derived).
What is the highest diphtheria - number of reported cases, per square kilometre recorded in World?
The highest recorded value was 0.0009 units per square kilometre in 1980.
What is the lowest diphtheria - number of reported cases, per square kilometre recorded in World?
The lowest recorded value was 0 units per square kilometre in 2006.
How does World rank for diphtheria - number of reported cases, per square kilometre?
World ranks 1st out of 1 groups with data for 2023.
Is diphtheria - number of reported cases, per square kilometre rising or falling in World?
Over the last ten years it is up 430.2%. The long-run trend across the full record is volatile.
Where does this World data come from?
The figures come from Statizoid (derived), published as part of Diphtheria - number of reported cases, per square kilometre. Statizoid updates them automatically from the source API.

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Diphtheria - number of reported cases, per square kilometre in World. Statizoid, drawing on Statizoid (derived). Retrieved 31 August 2026, from https://health.statizoid.com/stat/diphtheria-number-of-reported-cases-per-square-kilometre/world/

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How this figure is calculated

Diphtheria - number of reported cases divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.

Diphtheria - number of reported cases ÷ Land area (sq. km)

Computed from

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

Indicator
Diphtheria - number of reported cases, per square kilometre
Unit
units per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
205 places, 7,917 data points, 1974–2023
Last refreshed

Diphtheria - number of reported cases divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.