Annual articles published in scientific and technical journals in Tonga
Tonga: Annual articles published in scientific and technical journals was 4.85 in 2023. ◆ Volatile
Annual articles published in scientific and technical journals in Tonga, 1996–2023
Source: National Science Foundation Science and Engineering Indicators, via World Bank (2026) – processed by Our World in Data.
Analysis
The most recent figure for annual articles published in scientific and technical journals in Tonga is 4.85, measured in 2023.
That represents a change of up 14.9% on the previous year and up 197.5% over ten years.
Over the whole period, annual articles published in scientific and technical journals in Tonga peaked at 7.89 in 2017 and was at its lowest, 0, in 1996.
Tonga ranks 186th 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.
Annual articles published in scientific and technical journals in Tonga, year by year
| Year | Value | Change |
|---|---|---|
| 1996 | 0 | — |
| 1997 | 1.23 | — |
| 1998 | 1.25 | +1.6% |
| 1999 | 1.33 | +6.4% |
| 2000 | 2.33 | +75.2% |
| 2001 | 0.75 | -67.8% |
| 2002 | 1.83 | +144.0% |
| 2003 | 1.59 | -13.1% |
| 2004 | 2.8 | +76.1% |
| 2005 | 0.68 | -75.7% |
| 2006 | 4.66 | +585.3% |
| 2007 | 1.76 | -62.2% |
| 2008 | 0.46 | -73.9% |
| 2009 | 2.39 | +419.6% |
| 2010 | 1.28 | -46.4% |
| 2011 | 1.95 | +52.3% |
| 2012 | 1.83 | -6.2% |
| 2013 | 1.63 | -10.9% |
| 2014 | 0.88 | -46.0% |
| 2015 | 2.88 | +227.3% |
| 2016 | 3.34 | +16.0% |
| 2017 | 7.89 | +136.2% |
| 2018 | 6.73 | -14.7% |
| 2019 | 4.69 | -30.3% |
| 2020 | 5.9 | +25.8% |
| 2021 | 3.67 | -37.8% |
| 2022 | 4.22 | +15.0% |
| 2023 | 4.85 | +14.9% |
Tonga compared with similar countries
- Tonga's 4.85 is below the median for upper middle income countries, which is 471.02, 1% of the median. (58 countries reporting)
- Tonga's 4.85 is below the median for East Asia & Pacific, which is 225.91, 2% of the median. (30 countries reporting)
Biggest year-on-year movements
Years where Annual articles published in scientific and technical journals 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.
| Year | Change | From | To |
|---|---|---|---|
| 2006 | +585.3% | 0.68 | 4.66 |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 0.9525 | 0 | 1.33 | 4 |
| 2000s | 1.93 | 0.46 | 4.66 | 10 |
| 2010s | 3.31 | 0.88 | 7.89 | 10 |
| 2020s | 4.66 | 3.67 | 5.9 | 4 |
Countries ranked near Tonga
More reference data data for Tonga
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.0105 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.0092 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 0.0197 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 0.0197 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.0353 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.0269 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 0.0446 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 0.1068 (2050)
- Emission Totals - Emissions (N2O) - Agricultural Soils 0.0799 (2050)
- Emission Totals - Emissions (CO2eq) from N2O (AR5) - Manure applied 9.35 (2050)
Frequently asked questions
- What is annual articles published in scientific and technical journals in Tonga?
- Annual articles published in scientific and technical journals in Tonga was 4.85 in 2023, according to National Science Foundation Science and Engineering Indicators, via World Bank (2026) – processed by Our World in Data.
- What is the highest annual articles published in scientific and technical journals recorded in Tonga?
- The highest recorded value was 7.89 in 2017.
- What is the lowest annual articles published in scientific and technical journals recorded in Tonga?
- The lowest recorded value was 0 in 1996.
- How does Tonga rank for annual articles published in scientific and technical journals?
- Tonga ranks 186th out of 196 countries with data for 2023.
- Is annual articles published in scientific and technical journals 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 National Science Foundation Science and Engineering Indicators, via World Bank (2026) – processed by Our World in Data, published as part of Annual articles published in scientific and technical journals. Statizoid updates them automatically from the source API.
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About this data
Includes physics, biology, chemistry, mathematics, clinical medicine, biomedical research, engineering and technology, and earth and space sciences.