Iran vs Spain: Annual change in primary energy from gas

Iran

25.37 terawatt-hours

in 2025

Spain

29.92 terawatt-hours

in 2025

Iran rank

12th

Spain rank

9th

Annual change in primary energy from gas over time

Spain currently reports 29.92 terawatt-hours against 25.37 terawatt-hours in Iran, a difference of 4.55 terawatt-hours.

That makes Spain's figure about 1.2 times Iran's.

The two have swapped places 23 times across 56 shared years of data; in 1970 it was Iran ahead.

Iran ranks 12th and Spain ranks 9th of 76 countries.

Indicator: Annual change in primary energy from gas
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: 79 places, 4,097 data points, 1966–2025
Last refreshed: 07 August 2026

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