Scientific and technical journal articles, per square kilometre in Tonga

Tonga: Scientific and technical journal articles, per square kilometre was 0.0067 units per square kilometre in 2023. β—† Volatile

Latest (2023)
0.0067 units per square kilometre
Change on year
up 14.9%
World rank
110th
of 196 countries
All-time high
0.011 units per square kilometre
in 2017
All-time low
0 units per square kilometre
in 1996
Years of data
28
1996–2023

Scientific and technical journal articles, per square kilometre in Tonga, 1996–2023

00.0030.0050.0070.011996200920231996: 0 units per square kilometre1997: 0.002 units per square kilometre1998: 0.002 units per square kilometre1999: 0.002 units per square kilometre2000: 0.003 units per square kilometre2001: 0.001 units per square kilometre2002: 0.003 units per square kilometre2003: 0.002 units per square kilometre2004: 0.004 units per square kilometre2005: 0.001 units per square kilometre2006: 0.006 units per square kilometre2007: 0.002 units per square kilometre2008: 0.001 units per square kilometre2009: 0.003 units per square kilometre2010: 0.002 units per square kilometre2011: 0.003 units per square kilometre2012: 0.003 units per square kilometre2013: 0.002 units per square kilometre2014: 0.001 units per square kilometre2015: 0.004 units per square kilometre2016: 0.005 units per square kilometre2017: 0.011 units per square kilometre2018: 0.009 units per square kilometre2019: 0.007 units per square kilometre2020: 0.008 units per square kilometre2021: 0.005 units per square kilometre2022: 0.006 units per square kilometre2023: 0.007 units per square kilometre

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

Analysis

The most recent figure for scientific and technical journal articles, per square kilometre in Tonga is 0.0067 units per square kilometre, measured in 2023.

Compared with earlier readings it is up 14.9% on the previous year and up 197.5% over ten years.

Over the whole period, scientific and technical journal articles, per square kilometre in Tonga peaked at 0.011 units per square kilometre in 2017 and was at its lowest, 0 units per square kilometre, in 1996.

Tonga ranks 110th of 196 countries on this measure, in the middle of the range.

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

Averages by decade

DecadeAverage LowestHighest Years
1990s 0.0013 units per square kilometre 0 units per square kilometre 0.0018 units per square kilometre 4
2000s 0.0027 units per square kilometre 0.0006 units per square kilometre 0.0065 units per square kilometre 10
2010s 0.0046 units per square kilometre 0.0012 units per square kilometre 0.011 units per square kilometre 10
2020s 0.0065 units per square kilometre 0.0051 units per square kilometre 0.0082 units per square kilometre 4

Countries ranked near Tonga

  1. 107 Belarus, Republic of 0.007 units per square kilometre compare
  2. 108 Brazil 0.007 units per square kilometre compare
  3. 109 St. Vincent and the Grenadines 0.0069 units per square kilometre compare
  4. 111 Naoero, Republic of 0.0065 units per square kilometre compare
  5. 112 Uruguay 0.0061 units per square kilometre compare
  6. 113 Ethiopia, The Federal Democratic Republic of 0.006 units per square kilometre compare

See the full ranking of 243 places β†’

More science & technology data for Tonga

All data for Tonga β†’

Frequently asked questions

What is scientific and technical journal articles, per square kilometre in Tonga?
Scientific and technical journal articles, per square kilometre in Tonga was 0.0067 units per square kilometre in 2023, according to Statizoid (derived).
What is the highest scientific and technical journal articles, per square kilometre recorded in Tonga?
The highest recorded value was 0.011 units per square kilometre in 2017.
What is the lowest scientific and technical journal articles, per square kilometre recorded in Tonga?
The lowest recorded value was 0 units per square kilometre in 1996.
How does Tonga rank for scientific and technical journal articles, per square kilometre?
Tonga ranks 110th out of 196 countries with data for 2023.
Is scientific and technical journal articles, per square kilometre rising or falling in Tonga?
Over the last ten years it is up 197.5%. The long-run trend across the full record is volatile.
Where does this Tonga data come from?
The figures come from Statizoid (derived), published as part of Scientific and technical journal articles, per square kilometre. Statizoid updates them automatically from the source API.

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Scientific and technical journal articles, per square kilometre in Tonga. Statizoid, drawing on Statizoid (derived). Retrieved 18 August 2026, from https://science-tech.statizoid.com/stat/scientific-and-technical-journal-articles-per-square-kilometre/tonga/

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How this figure is calculated

Scientific and technical journal articles 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.

Scientific and technical journal articles Γ· 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
Scientific and technical journal articles, per square kilometre
Unit
units per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
243 places, 6,744 data points, 1996–2023
Last refreshed

Scientific and technical journal articles 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.