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

Yemen: Diphtheria - number of reported cases, per square kilometre was 0.0001 units per square kilometre in 2023. ◆ Volatile

Latest (2023)
0.0001 units per square kilometre
Change on year
down 8.1%
World rank
29th
of 204 countries
All-time high
0.0087 units per square kilometre
in 1989
All-time low
0 units per square kilometre
in 2009
Years of data
38
1975–2023

Diphtheria - number of reported cases, per square kilometre in Yemen, 1975–2023

00.0020.0040.0060.0081975199920231975: 0 units per square kilometre1976: 0.001 units per square kilometre1977: 0 units per square kilometre1978: 0 units per square kilometre1979: 0 units per square kilometre1980: 0.001 units per square kilometre1981: 0.001 units per square kilometre1982: 0.001 units per square kilometre1983: 0.002 units per square kilometre1984: 0.002 units per square kilometre1985: 0.002 units per square kilometre1986: 0 units per square kilometre1987: 0.001 units per square kilometre1988: 0.001 units per square kilometre1989: 0.009 units per square kilometre1991: 0 units per square kilometre1992: 0.001 units per square kilometre1994: 0 units per square kilometre1995: 0 units per square kilometre1998: 0 units per square kilometre1999: 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 kilometre2017: 0 units per square kilometre2018: 0.005 units per square kilometre2019: 0.001 units per square kilometre2020: 0 units per square kilometre2021: 0.003 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 Yemen is 0.0001 units per square kilometre, measured in 2023.

Compared with earlier readings it is down 8.1% on the previous year and up 385.7% over ten years.

Over the whole period, diphtheria - number of reported cases, per square kilometre in Yemen peaked at 0.0087 units per square kilometre in 1989 and was at its lowest, 0 units per square kilometre, in 2009.

Yemen ranks 29th of 204 countries on this measure, in the top quarter.

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 Yemen, year by year

Annual values for Diphtheria - number of reported cases, per square kilometre in Yemen, 1975 to 2023.
Year units per square kilometre Change
1975 0.0001 units per square kilometre
1976 0.0007 units per square kilometre +578.4%
1977 0.0002 units per square kilometre -66.5%
1978 0 units per square kilometre -94.8%
1979 0.0001 units per square kilometre +566.7%
1980 0.0011 units per square kilometre +1287.5%
1981 0.0005 units per square kilometre -48.8%
1982 0.0011 units per square kilometre +95.4%
1983 0.0019 units per square kilometre +76.8%
1984 0.0019 units per square kilometre +1.6%
1985 0.0019 units per square kilometre -1.6%
1986 0.0005 units per square kilometre -75.1%
1987 0.0007 units per square kilometre +54.1%
1988 0.0006 units per square kilometre -17.6%
1989 0.0087 units per square kilometre +1388.7%
1991 0 units per square kilometre -100.0%
1992 0.0005 units per square kilometre +26800.0%
1994 0 units per square kilometre -97.8%
1995 0.0001 units per square kilometre +800.0%
1998 0 units per square kilometre -55.6%
1999 0 units per square kilometre -87.5%
2004 0 units per square kilometre -33.3%
2005 0 units per square kilometre +300.0%
2006 0.0001 units per square kilometre +350.0%
2007 0 units per square kilometre -72.2%
2008 0 units per square kilometre -50.0%
2009 0 units per square kilometre -100.0%
2010 0 units per square kilometre
2011 0 units per square kilometre -71.4%
2012 0 units per square kilometre -100.0%
2013 0 units per square kilometre
2017 0.0001 units per square kilometre +328.6%
2018 0.0049 units per square kilometre +8596.7%
2019 0.0005 units per square kilometre -89.4%
2020 0.0004 units per square kilometre -26.0%
2021 0.0029 units per square kilometre +639.5%
2022 0.0001 units per square kilometre -97.6%
2023 0.0001 units per square kilometre -8.1%

Averages by decade

DecadeAverage LowestHighest Years
1970s 0.0002 units per square kilometre 0 units per square kilometre 0.0007 units per square kilometre 5
1980s 0.0019 units per square kilometre 0.0005 units per square kilometre 0.0087 units per square kilometre 10
1990s 0.0001 units per square kilometre 0 units per square kilometre 0.0005 units per square kilometre 6
2000s 0 units per square kilometre 0 units per square kilometre 0.0001 units per square kilometre 6
2010s 0.0008 units per square kilometre 0 units per square kilometre 0.0049 units per square kilometre 7
2020s 0.0008 units per square kilometre 0.0001 units per square kilometre 0.0029 units per square kilometre 4

Countries ranked near Yemen

  1. 26 Algeria 0.0001 units per square kilometre compare
  2. 27 France 0.0001 units per square kilometre compare
  3. 28 Bangladesh 0.0001 units per square kilometre compare
  4. 30 Austria 0 units per square kilometre compare
  5. 31 Latvia 0 units per square kilometre compare
  6. 32 Malaysia 0 units per square kilometre compare

See the full ranking of 205 places →

More health data for Yemen

All data for Yemen →

Frequently asked questions

What is diphtheria - number of reported cases, per square kilometre in Yemen?
Diphtheria - number of reported cases, per square kilometre in Yemen was 0.0001 units per square kilometre in 2023, according to Statizoid (derived).
What is the highest diphtheria - number of reported cases, per square kilometre recorded in Yemen?
The highest recorded value was 0.0087 units per square kilometre in 1989.
What is the lowest diphtheria - number of reported cases, per square kilometre recorded in Yemen?
The lowest recorded value was 0 units per square kilometre in 2009.
How does Yemen rank for diphtheria - number of reported cases, per square kilometre?
Yemen ranks 29th out of 204 countries with data for 2023.
Is diphtheria - number of reported cases, per square kilometre rising or falling in Yemen?
Over the last ten years it is up 385.7%. The long-run trend across the full record is volatile.
Where does this Yemen 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 Yemen. Statizoid, drawing on Statizoid (derived). Retrieved 02 September 2026, from https://health.statizoid.com/stat/diphtheria-number-of-reported-cases-per-square-kilometre/yemen-rep/

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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.