What is the difference in annual change in primary energy from nuclear between St. Helena and Sri Lanka?

0 terawatt-hours, with St. Helena ahead.

How many years of comparable data are there for St. Helena and Sri Lanka?

44 years are reported by both, from 1981 to 2024.

Where does this data come from?

Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as Annual change in primary energy from nuclear. Statizoid refreshes it automatically from the source and publishes the full history for both places.

St. Helena vs Sri Lanka: Annual change in primary energy from nuclear

St. Helena

0 terawatt-hours

in 2024

Sri Lanka

0 terawatt-hours

in 2025

St. Helena rank

1st

Sri Lanka rank

20th

Annual change in primary energy from nuclear over time

St. Helena
Sri Lanka

How they compare

St. Helena currently reports 0 terawatt-hours against 0 terawatt-hours in Sri Lanka, a difference of 0 terawatt-hours.

Across all 44 years both countries report, Sri Lanka has been ahead every year.

St. Helena ranks 1st and Sri Lanka ranks 20th of 4 countries.

Head to head by decade

Decade	St. Helena	Sri Lanka	Difference	Ahead
1980s	0 terawatt-hours	0 terawatt-hours	0 terawatt-hours	—
1990s	0 terawatt-hours	0 terawatt-hours	0 terawatt-hours	—
2000s	0 terawatt-hours	0 terawatt-hours	0 terawatt-hours	—
2010s	0 terawatt-hours	0 terawatt-hours	0 terawatt-hours	—
2020s	0 terawatt-hours	0 terawatt-hours	0 terawatt-hours	—

Averages of every year both report within each decade.

Frequently asked questions

Which has higher annual change in primary energy from nuclear, St. Helena or Sri Lanka?: St. Helena, at 0 terawatt-hours against 0 terawatt-hours in Sri Lanka as of 2024.
What is the difference in annual change in primary energy from nuclear between St. Helena and Sri Lanka?: 0 terawatt-hours, with St. Helena ahead.
How many years of comparable data are there for St. Helena and Sri Lanka?: 44 years are reported by both, from 1981 to 2024.
How do St. Helena and Sri Lanka rank globally for annual change in primary energy from nuclear?: St. Helena ranks 1st and Sri Lanka ranks 20th of 4 countries.
Where does this data come from?: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as Annual change in primary energy from nuclear. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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St. Helena vs Sri Lanka: Annual change in primary energy from nuclear. Statizoid, drawing on Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Retrieved 18 August 2026, from https://energy.statizoid.com/compare/annual-change-nuclear/saint-helena/sri-lanka/

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<a href="https://energy.statizoid.com/compare/annual-change-nuclear/saint-helena/sri-lanka/">St. Helena vs Sri Lanka: Annual change in primary energy from nuclear</a> — Statizoid

About this data

Indicator: Annual change in primary energy from nuclear
Unit: terawatt-hours
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 221 places, 10,533 data points, 1966–2025
Last refreshed: 07 August 2026

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