Norway vs Slovakia: Annual change in primary energy from oil
Norway
1.92 terawatt-hours
in 2025
Slovakia
2.09 terawatt-hours
in 2025
Norway rank
27th
Slovakia rank
26th
Annual change in primary energy from oil over time
- Norway
- Slovakia
How they compare
Slovakia currently reports 2.09 terawatt-hours against 1.92 terawatt-hours in Norway, a difference of 0.17 terawatt-hours.
That makes Slovakia's figure about 1.1 times Norway's.
The two have swapped places 35 times across 60 shared years of data; in 1966 it was Norway ahead.
Norway ranks 27th and Slovakia ranks 26th of 79 countries.
Across the 7 decades both report, Norway averaged higher in 3 and Slovakia in 4.
Head to head by decade
| Decade | Norway | Slovakia | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 6.47 terawatt-hours | 3.08 terawatt-hours | 3.39 terawatt-hours | Norway |
| 1970s | 2.98 terawatt-hours | 4.5 terawatt-hours | 1.51 terawatt-hours | Slovakia |
| 1980s | -0.7177 terawatt-hours | -1.71 terawatt-hours | 0.9968 terawatt-hours | Norway |
| 1990s | 1.21 terawatt-hours | -3.08 terawatt-hours | 4.29 terawatt-hours | Norway |
| 2000s | -0.1755 terawatt-hours | 0.7279 terawatt-hours | 0.9034 terawatt-hours | Slovakia |
| 2010s | -0.4443 terawatt-hours | 0.332 terawatt-hours | 0.7763 terawatt-hours | Slovakia |
| 2020s | -1.76 terawatt-hours | -0.083 terawatt-hours | 1.68 terawatt-hours | Slovakia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual change in primary energy from oil, Norway or Slovakia?
- Slovakia, at 2.09 terawatt-hours against 1.92 terawatt-hours in Norway as of 2025.
- What is the difference in annual change in primary energy from oil between Norway and Slovakia?
- 0.17 terawatt-hours, with Slovakia ahead.
- How many years of comparable data are there for Norway and Slovakia?
- 60 years are reported by both, from 1966 to 2025.
- How do Norway and Slovakia rank globally for annual change in primary energy from oil?
- Norway ranks 27th and Slovakia ranks 26th of 79 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 oil. 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.