Peru vs Slovakia: Annual change in primary energy from fossil fuels
Peru
0.4323 terawatt-hours
in 2025
Slovakia
0.8492 terawatt-hours
in 2025
Peru rank
39th
Slovakia rank
37th
Annual change in primary energy from fossil fuels over time
- Peru
- Slovakia
How they compare
Slovakia currently reports 0.8492 terawatt-hours against 0.4323 terawatt-hours in Peru, a difference of 0.4169 terawatt-hours.
That makes Slovakia's figure about 2.0 times Peru's.
The two have swapped places 19 times across 60 shared years of data; in 1966 it was Peru ahead.
Peru ranks 39th and Slovakia ranks 37th of 76 countries.
Across the 7 decades both report, Peru averaged higher in 4 and Slovakia in 3.
Head to head by decade
| Decade | Peru | Slovakia | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 2.99 terawatt-hours | 6 terawatt-hours | 3.01 terawatt-hours | Slovakia |
| 1970s | 2.03 terawatt-hours | 7.96 terawatt-hours | 5.93 terawatt-hours | Slovakia |
| 1980s | -0.3042 terawatt-hours | 0.3551 terawatt-hours | 0.6593 terawatt-hours | Slovakia |
| 1990s | 2.28 terawatt-hours | -5.13 terawatt-hours | 7.4 terawatt-hours | Peru |
| 2000s | 4.03 terawatt-hours | -1.64 terawatt-hours | 5.68 terawatt-hours | Peru |
| 2010s | 9.14 terawatt-hours | -1.37 terawatt-hours | 10.52 terawatt-hours | Peru |
| 2020s | 6.25 terawatt-hours | -2.41 terawatt-hours | 8.66 terawatt-hours | Peru |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual change in primary energy from fossil fuels, Peru or Slovakia?
- Slovakia, at 0.8492 terawatt-hours against 0.4323 terawatt-hours in Peru as of 2025.
- What is the difference in annual change in primary energy from fossil fuels between Peru and Slovakia?
- 0.4169 terawatt-hours, with Slovakia ahead.
- How many years of comparable data are there for Peru and Slovakia?
- 60 years are reported by both, from 1966 to 2025.
- How do Peru and Slovakia rank globally for annual change in primary energy from fossil fuels?
- Peru ranks 39th and Slovakia ranks 37th of 76 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017) β with major processing by Our World in Data, published as Annual change in primary energy from fossil fuels. 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.