Number of incident tuberculosis cases in Tonga

Tonga: Number of incident tuberculosis cases was 2 in 2024. ◆ Volatile

Latest (2024)
2
Change on year
down 75.0%
World rank
188th
of 196 countries
All-time high
29
in 2002
All-time low
2
in 2022
Years of data
25
2000–2024

Number of incident tuberculosis cases in Tonga, 2000–2024

01020302000201220242000: 242001: 122002: 292003: 162004: 122005: 182006: 182007: 232008: 132009: 82010: 112011: 92012: 112013: 102014: 132015: 142016: 82017: 112018: 92019: 102020: 82021: 72022: 22023: 82024: 2

Source: World Health Organization, Global Health Observatory.

Analysis

Tonga recorded 2 for number of incident tuberculosis cases in 2024. That is the lowest value across all 25 years on record.

Compared with earlier readings it is down 75.0% on the previous year and down 84.6% over ten years.

Over the whole period, number of incident tuberculosis cases in Tonga peaked at 29 in 2002 and was at its lowest, 2, in 2022.

Tonga ranks 188th of 196 countries on this measure, in the bottom quarter.

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

Number of incident tuberculosis cases in Tonga, year by year

Annual values for Number of incident tuberculosis cases in Tonga, 2000 to 2024.
Year Value Change
2000 24 —
2001 12 -50.0%
2002 29 +141.7%
2003 16 -44.8%
2004 12 -25.0%
2005 18 +50.0%
2006 18 +0.0%
2007 23 +27.8%
2008 13 -43.5%
2009 8 -38.5%
2010 11 +37.5%
2011 9 -18.2%
2012 11 +22.2%
2013 10 -9.1%
2014 13 +30.0%
2015 14 +7.7%
2016 8 -42.9%
2017 11 +37.5%
2018 9 -18.2%
2019 10 +11.1%
2020 8 -20.0%
2021 7 -12.5%
2022 2 -71.4%
2023 8 +300.0%
2024 2 -75.0%

Tonga compared with similar countries

  • Tonga's 2 is below the median for upper middle income countries, which is 3,800, 0% of the median. (57 countries reporting)
  • Tonga's 2 is below the median for East Asia & Pacific, which is 2,500, 0% of the median. (31 countries reporting)

Biggest year-on-year movements

Years where Number of incident tuberculosis cases in Tonga changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.

YearChange FromTo
2023 +300.0% 2 8

Averages by decade

DecadeAverage LowestHighest Years
2000s 17.3 8 29 10
2010s 10.6 8 14 10
2020s 5.4 2 8 5

Countries ranked near Tonga

  1. 185 Andorra 4 compare
  2. 186 Dominica 3 compare
  3. 186 Barbados 3 compare
  4. 188 Grenada 2 compare
  5. 190 Niue 1 compare
  6. 190 Antigua and Barbuda 1 compare
  7. 190 Saint Kitts and Nevis 1 compare
  8. 190 Cook Islands 1 compare
  9. 190 Saint Lucia 1 compare

See the full ranking of 209 places →

More health data for Tonga

All data for Tonga →

Frequently asked questions

What is number of incident tuberculosis cases in Tonga?
Number of incident tuberculosis cases in Tonga was 2 in 2024, according to World Health Organization, Global Health Observatory.
What is the highest number of incident tuberculosis cases recorded in Tonga?
The highest recorded value was 29 in 2002.
What is the lowest number of incident tuberculosis cases recorded in Tonga?
The lowest recorded value was 2 in 2022.
How does Tonga rank for number of incident tuberculosis cases?
Tonga ranks 188th out of 196 countries with data for 2024.
Is number of incident tuberculosis cases rising or falling in Tonga?
Over the last ten years it is down 84.6%. The long-run trend across the full record is volatile.
Where does this Tonga data come from?
The figures come from World Health Organization, Global Health Observatory, published as part of Number of incident tuberculosis cases. Statizoid updates them automatically from the source API.

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Number of incident tuberculosis cases in Tonga. Statizoid, drawing on World Health Organization, Global Health Observatory. Retrieved 07 October 2026, from https://health.statizoid.com/stat/number-of-incident-tuberculosis-cases/tonga/

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About this data

Indicator
Number of incident tuberculosis cases
Source
World Health Organization, Global Health Observatory
Licence
CC BY-NC-SA 3.0 IGO (WHO)
Coverage
209 places, 5,202 data points, 2000–2024
Last refreshed