Statizoid

Portugal vs Tonga: Share of primary energy from nuclear

Portugal
0.0%
in 2025
Tonga
0.0%
in 2024
Portugal rank
32nd
Tonga rank
32nd

Share of primary energy from nuclear over time

  • Portugal
  • Tonga
00.20.40.60.81196519952025

How they compare

Portugal currently reports 0.0% against 0.0% in Tonga, a difference of 0.0%.

Across all 45 years both countries report, Tonga has been ahead every year.

Portugal ranks 32nd and Tonga ranks 32nd of 215 countries.

Individual pages

About this data

Indicator
Share of primary energy from nuclear
Unit
%
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
218 places, 10,361 data points, 1965–2025
Last refreshed

Measured as a percentage of total energy supply.