Percentage of thinness among children aged 5-19 years, BMI < -2 in Tonga

Tonga: Percentage of thinness among children aged 5-19 years, BMI < -2 was 0.5 in 2022. ▬ Flat

Latest (2022)
0.5
Change on year
up 4.2%
World rank
193rd
of 193 countries
All-time high
0.5
in 2022
All-time low
0.33
in 2005
Years of data
33
1990–2022

Percentage of thinness among children aged 5-19 years, BMI < -2 in Tonga, 1990–2022

00.10.20.30.40.51990200620221990: 0.481991: 0.471992: 0.451993: 0.441994: 0.431995: 0.421996: 0.411997: 0.391998: 0.381999: 0.372000: 0.372001: 0.362002: 0.352003: 0.342004: 0.342005: 0.332006: 0.332007: 0.332008: 0.332009: 0.332010: 0.332011: 0.342012: 0.352013: 0.362014: 0.372015: 0.382016: 0.42017: 0.412018: 0.422019: 0.442020: 0.462021: 0.482022: 0.5

Source: UNICEF.

Analysis

Tonga recorded 0.5 for percentage of thinness among children aged 5-19 years, bmi < -2 in 2022. That is the highest value across all 33 years on record.

The figure is up 4.2% on the previous year and up 42.9% over ten years.

Over the whole period, percentage of thinness among children aged 5-19 years, bmi < -2 in Tonga peaked at 0.5 in 2022 and was at its lowest, 0.33, in 2005.

Tonga ranks 193rd of 193 countries on this measure, in the bottom quarter.

Percentage of thinness among children aged 5-19 years, BMI < -2 in Tonga, year by year

Annual values for Percentage of thinness among children aged 5-19 years, BMI < -2 standard deviations below the median (crude estimate) in Tonga, 1990 to 2022.
Year Value Change
1990 0.48
1991 0.47 -2.1%
1992 0.45 -4.3%
1993 0.44 -2.2%
1994 0.43 -2.3%
1995 0.42 -2.3%
1996 0.41 -2.4%
1997 0.39 -4.9%
1998 0.38 -2.6%
1999 0.37 -2.6%
2000 0.37 +0.0%
2001 0.36 -2.7%
2002 0.35 -2.8%
2003 0.34 -2.9%
2004 0.34 +0.0%
2005 0.33 -2.9%
2006 0.33 +0.0%
2007 0.33 +0.0%
2008 0.33 +0.0%
2009 0.33 +0.0%
2010 0.33 +0.0%
2011 0.34 +3.0%
2012 0.35 +2.9%
2013 0.36 +2.9%
2014 0.37 +2.8%
2015 0.38 +2.7%
2016 0.4 +5.3%
2017 0.41 +2.5%
2018 0.42 +2.4%
2019 0.44 +4.8%
2020 0.46 +4.5%
2021 0.48 +4.3%
2022 0.5 +4.2%

Averages by decade

DecadeAverage LowestHighest Years
1990s 0.424 0.37 0.48 10
2000s 0.341 0.33 0.37 10
2010s 0.38 0.33 0.44 10
2020s 0.48 0.46 0.5 3

Countries ranked near Tonga

  1. 190 Naoero 0.89 compare
  2. 191 Cook Islands 0.88 compare
  3. 192 Niue 0.74 compare

See the full ranking of 349 places →

More health data for Tonga

All data for Tonga →

Frequently asked questions

What is percentage of thinness among children aged 5-19 years, bmi < -2 in Tonga?
Percentage of thinness among children aged 5-19 years, bmi < -2 in Tonga was 0.5 in 2022, according to UNICEF.
What is the highest percentage of thinness among children aged 5-19 years, bmi < -2 recorded in Tonga?
The highest recorded value was 0.5 in 2022.
What is the lowest percentage of thinness among children aged 5-19 years, bmi < -2 recorded in Tonga?
The lowest recorded value was 0.33 in 2005.
How does Tonga rank for percentage of thinness among children aged 5-19 years, bmi < -2?
Tonga ranks 193rd out of 193 countries with data for 2022.
Is percentage of thinness among children aged 5-19 years, bmi < -2 rising or falling in Tonga?
Over the last ten years it is up 42.9%. The long-run trend across the full record is flat.
Where does this Tonga data come from?
The figures come from UNICEF, published as part of Percentage of thinness among children aged 5-19 years, BMI < -2 standard deviations below the median (crude estimate). Statizoid updates them automatically from the source API.

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Percentage of thinness among children aged 5-19 years, BMI < -2 in Tonga. Statizoid, drawing on UNICEF. Retrieved 07 September 2026, from https://health.statizoid.com/stat/percentage-of-thinness-among-children-aged-5-19-years-bmi-2-standard-deviations-below-the/tonga/

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About this data

Indicator
Percentage of thinness among children aged 5-19 years, BMI < -2 standard deviations below the median (crude estimate)
Source
UNICEF
Licence
UNICEF Terms of Use (attribution required)
Coverage
349 places, 9,957 data points, 1990–2022
Last refreshed