Annual change in primary energy use in Tonga

Tonga: Annual change in primary energy use was 0.0741 terawatt-hours in 2024. ◆ Volatile

Latest (2024)
0.0741 terawatt-hours
Change on year
down 19.6%
World rank
126th
of 218 countries
All-time high
0.1562 terawatt-hours
in 2012
All-time low
-0.1468 terawatt-hours
in 2018
Years of data
44
1981–2024

Annual change in primary energy use in Tonga, 1981–2024

-0.100.10.21981200220241981: 0.061 terawatt-hours1982: 0 terawatt-hours1983: 0 terawatt-hours1984: 0.001 terawatt-hours1985: -0.001 terawatt-hours1986: -0.07 terawatt-hours1987: 0.14 terawatt-hours1988: 0.064 terawatt-hours1989: 0.075 terawatt-hours1990: 0 terawatt-hours1991: 0.006 terawatt-hours1992: -0.02 terawatt-hours1993: -0.001 terawatt-hours1994: 0.136 terawatt-hours1995: -0.049 terawatt-hours1996: 0.063 terawatt-hours1997: 0.025 terawatt-hours1998: 0.009 terawatt-hours1999: 0 terawatt-hours2000: -0.124 terawatt-hours2001: -0.044 terawatt-hours2002: 0.033 terawatt-hours2003: 0.099 terawatt-hours2004: -0.039 terawatt-hours2005: 0.032 terawatt-hours2006: 0.065 terawatt-hours2007: -0.084 terawatt-hours2008: 0.04 terawatt-hours2009: 0.046 terawatt-hours2010: -0.029 terawatt-hours2011: -0.038 terawatt-hours2012: 0.156 terawatt-hours2013: 0.133 terawatt-hours2014: 0.011 terawatt-hours2015: -0.002 terawatt-hours2016: 0.134 terawatt-hours2017: 0.109 terawatt-hours2018: -0.147 terawatt-hours2019: -0.028 terawatt-hours2020: -0.09 terawatt-hours2021: 0.003 terawatt-hours2022: -0.044 terawatt-hours2023: 0.092 terawatt-hours2024: 0.074 terawatt-hours

Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data. Measured in terawatt-hours.

Analysis

The most recent figure for annual change in primary energy use in Tonga is 0.0741 terawatt-hours, measured in 2024.

The figure is down 19.6% on the previous year and up 584.9% over ten years.

Over the whole period, annual change in primary energy use in Tonga peaked at 0.1562 terawatt-hours in 2012 and was at its lowest, -0.1468 terawatt-hours, in 2018.

Tonga ranks 126th of 218 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
1980s 0.0299 terawatt-hours -0.0699 terawatt-hours 0.1396 terawatt-hours 9
1990s 0.0169 terawatt-hours -0.0495 terawatt-hours 0.1359 terawatt-hours 10
2000s 0.0025 terawatt-hours -0.1241 terawatt-hours 0.0993 terawatt-hours 10
2010s 0.0299 terawatt-hours -0.1468 terawatt-hours 0.1562 terawatt-hours 10
2020s 0.0071 terawatt-hours -0.0896 terawatt-hours 0.0921 terawatt-hours 5

Countries ranked near Tonga

  1. 123 Guinea-Bissau 0.0813 terawatt-hours compare
  2. 124 Liberia 0.0781 terawatt-hours compare
  3. 125 Sao Tome and Principe 0.0771 terawatt-hours compare
  4. 127 Western Sahara 0.0713 terawatt-hours compare
  5. 128 Vanuatu 0.0702 terawatt-hours compare
  6. 129 Gambia 0.0688 terawatt-hours compare

See the full ranking of 221 places →

More energy & mining data for Tonga

All data for Tonga →

Frequently asked questions

What is annual change in primary energy use in Tonga?
Annual change in primary energy use in Tonga was 0.0741 terawatt-hours in 2024, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data.
What is the highest annual change in primary energy use recorded in Tonga?
The highest recorded value was 0.1562 terawatt-hours in 2012.
What is the lowest annual change in primary energy use recorded in Tonga?
The lowest recorded value was -0.1468 terawatt-hours in 2018.
How does Tonga rank for annual change in primary energy use?
Tonga ranks 126th out of 218 countries with data for 2024.
Is annual change in primary energy use rising or falling in Tonga?
Over the last ten years it is up 584.9%. The long-run trend across the full record is volatile.
Where does this Tonga data come from?
The figures come from Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as part of Annual change in primary energy use. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 44 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator
Annual change in primary energy use
Unit
terawatt-hours
Source
Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
221 places, 10,501 data points, 1966–2025
Last refreshed

Change in total energy supply relative to the previous year, measured in terawatt-hours.