Mental health and substance use disorders death rate in Tonga

Tonga: Mental health and substance use disorders death rate was 0.86 deaths per 100,000 people in 2021. ▬ Flat

Latest (2021)
0.86 deaths per 100,000 people
Change on year
up 1.2%
World rank
147th
of 194 countries
All-time high
0.86 deaths per 100,000 people
in 2010
All-time low
0.78 deaths per 100,000 people
in 2008
Years of data
22
2000–2021

Mental health and substance use disorders death rate in Tonga, 2000–2021

00.20.40.60.82000201020212000: 0.85 deaths per 100,000 people2001: 0.84 deaths per 100,000 people2002: 0.84 deaths per 100,000 people2003: 0.84 deaths per 100,000 people2004: 0.83 deaths per 100,000 people2005: 0.8 deaths per 100,000 people2006: 0.8 deaths per 100,000 people2007: 0.81 deaths per 100,000 people2008: 0.78 deaths per 100,000 people2009: 0.82 deaths per 100,000 people2010: 0.86 deaths per 100,000 people2011: 0.84 deaths per 100,000 people2012: 0.85 deaths per 100,000 people2013: 0.85 deaths per 100,000 people2014: 0.85 deaths per 100,000 people2015: 0.85 deaths per 100,000 people2016: 0.78 deaths per 100,000 people2017: 0.83 deaths per 100,000 people2018: 0.83 deaths per 100,000 people2019: 0.82 deaths per 100,000 people2020: 0.85 deaths per 100,000 people2021: 0.86 deaths per 100,000 people

Source: World Health Organization (2024) – with major processing by Our World in Data. Measured in deaths per 100,000 people.

Analysis

The most recent figure for mental health and substance use disorders death rate in Tonga is 0.86 deaths per 100,000 people, measured in 2021. That is the highest value across all 22 years on record.

That represents a change of up 1.2% on the previous year and up 2.4% over ten years.

Over the whole period, mental health and substance use disorders death rate in Tonga peaked at 0.86 deaths per 100,000 people in 2010 and was at its lowest, 0.78 deaths per 100,000 people, in 2008.

Tonga ranks 147th of 194 countries on this measure, in the bottom quarter.

Mental health and substance use disorders death rate in Tonga, year by year

Annual values for Mental health and substance use disorders death rate in Tonga, 2000 to 2021.
Year deaths per 100,000 people Change
2000 0.85 deaths per 100,000 people
2001 0.84 deaths per 100,000 people -1.2%
2002 0.84 deaths per 100,000 people +0.0%
2003 0.84 deaths per 100,000 people +0.0%
2004 0.83 deaths per 100,000 people -1.2%
2005 0.8 deaths per 100,000 people -3.6%
2006 0.8 deaths per 100,000 people +0.0%
2007 0.81 deaths per 100,000 people +1.3%
2008 0.78 deaths per 100,000 people -3.7%
2009 0.82 deaths per 100,000 people +5.1%
2010 0.86 deaths per 100,000 people +4.9%
2011 0.84 deaths per 100,000 people -2.3%
2012 0.85 deaths per 100,000 people +1.2%
2013 0.85 deaths per 100,000 people +0.0%
2014 0.85 deaths per 100,000 people +0.0%
2015 0.85 deaths per 100,000 people +0.0%
2016 0.78 deaths per 100,000 people -8.2%
2017 0.83 deaths per 100,000 people +6.4%
2018 0.83 deaths per 100,000 people +0.0%
2019 0.82 deaths per 100,000 people -1.2%
2020 0.85 deaths per 100,000 people +3.7%
2021 0.86 deaths per 100,000 people +1.2%

Averages by decade

DecadeAverage LowestHighest Years
2000s 0.821 deaths per 100,000 people 0.78 deaths per 100,000 people 0.85 deaths per 100,000 people 10
2010s 0.836 deaths per 100,000 people 0.78 deaths per 100,000 people 0.86 deaths per 100,000 people 10
2020s 0.855 deaths per 100,000 people 0.85 deaths per 100,000 people 0.86 deaths per 100,000 people 2

Countries ranked near Tonga

  1. 144 Samoa 0.91 deaths per 100,000 people compare
  2. 145 Kenya 0.9 deaths per 100,000 people compare
  3. 146 Albania 0.88 deaths per 100,000 people compare
  4. 147 Pakistan 0.86 deaths per 100,000 people compare
  5. 147 Vanuatu 0.86 deaths per 100,000 people compare
  6. 150 Syrian Arab Republic 0.84 deaths per 100,000 people compare

See the full ranking of 194 places →

More health data for Tonga

All data for Tonga →

Frequently asked questions

What is mental health and substance use disorders death rate in Tonga?
Mental health and substance use disorders death rate in Tonga was 0.86 deaths per 100,000 people in 2021, according to World Health Organization (2024) – with major processing by Our World in Data.
What is the highest mental health and substance use disorders death rate recorded in Tonga?
The highest recorded value was 0.86 deaths per 100,000 people in 2010.
What is the lowest mental health and substance use disorders death rate recorded in Tonga?
The lowest recorded value was 0.78 deaths per 100,000 people in 2008.
How does Tonga rank for mental health and substance use disorders death rate?
Tonga ranks 147th out of 194 countries with data for 2021.
Is mental health and substance use disorders death rate rising or falling in Tonga?
Over the last ten years it is up 2.4%. The long-run trend across the full record is flat.
Where does this Tonga data come from?
The figures come from World Health Organization (2024) – with major processing by Our World in Data, published as part of Mental health and substance use disorders death rate. Statizoid updates them automatically from the source API.

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Mental health and substance use disorders death rate in Tonga. Statizoid, drawing on World Health Organization (2024) – with major processing by Our World in Data. Retrieved 04 September 2026, from https://health.statizoid.com/stat/death-rate-from-mental-health-and-substance-use-disorders-who/tonga/

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About this data

Indicator
Mental health and substance use disorders death rate
Unit
deaths per 100,000 people
Source
World Health Organization (2024) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
194 places, 4,268 data points, 2000–2021
Last refreshed

Estimated number of deaths from mental and substance use disorders in both sexes, per 100,000 people.