Belgium vs Slovakia: Annual change in primary energy from gas
Belgium
2.21 terawatt-hours
in 2025
Slovakia
1.5 terawatt-hours
in 2025
Belgium rank
32nd
Slovakia rank
33rd
Annual change in primary energy from gas over time
- Belgium
- Slovakia
How they compare
Belgium currently reports 2.21 terawatt-hours against 1.5 terawatt-hours in Slovakia, a difference of 0.71 terawatt-hours.
That makes Belgium's figure about 1.5 times Slovakia's.
The two have swapped places 30 times across 60 shared years of data; in 1966 it was Belgium ahead.
Belgium ranks 32nd and Slovakia ranks 33rd of 76 countries.
Across the 7 decades both report, Belgium averaged higher in 5 and Slovakia in 2.
Head to head by decade
| Decade | Belgium | Slovakia | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 6.15 terawatt-hours | 1.51 terawatt-hours | 4.64 terawatt-hours | Belgium |
| 1970s | 8.3 terawatt-hours | 2.77 terawatt-hours | 5.52 terawatt-hours | Belgium |
| 1980s | -1.51 terawatt-hours | 0.7287 terawatt-hours | 2.23 terawatt-hours | Slovakia |
| 1990s | 6.12 terawatt-hours | 2.27 terawatt-hours | 3.85 terawatt-hours | Belgium |
| 2000s | 2.13 terawatt-hours | -1.53 terawatt-hours | 3.65 terawatt-hours | Belgium |
| 2010s | -0.1872 terawatt-hours | -0.3945 terawatt-hours | 0.2073 terawatt-hours | Belgium |
| 2020s | -6.52 terawatt-hours | -0.4281 terawatt-hours | 6.09 terawatt-hours | Slovakia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual change in primary energy from gas, Belgium or Slovakia?
- Belgium, at 2.21 terawatt-hours against 1.5 terawatt-hours in Slovakia as of 2025.
- What is the difference in annual change in primary energy from gas between Belgium and Slovakia?
- 0.71 terawatt-hours, with Belgium ahead.
- How many years of comparable data are there for Belgium and Slovakia?
- 60 years are reported by both, from 1966 to 2025.
- How do Belgium and Slovakia rank globally for annual change in primary energy from gas?
- Belgium ranks 32nd and Slovakia ranks 33rd of 76 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 gas. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.