Hong Kong vs Slovakia: Year-to-year change in primary energy from fossil fuels vs.
Hong Kong
0.5633 terawatt-hours
in 2025
Slovakia
0.8701 terawatt-hours
in 2025
Hong Kong rank
44th
Slovakia rank
43rd
Year-to-year change in primary energy from fossil fuels vs. over time
- Hong Kong
- Slovakia
How they compare
Slovakia currently reports 0.8701 terawatt-hours against 0.5633 terawatt-hours in Hong Kong, a difference of 0.3068 terawatt-hours.
That makes Slovakia's figure about 1.5 times Hong Kong's.
The two have swapped places 25 times across 60 shared years of data; in 1966 it was Hong Kong ahead.
Hong Kong ranks 44th and Slovakia ranks 43rd of 80 countries.
Across the 7 decades both report, Hong Kong averaged higher in 1 and Slovakia in 6.
Head to head by decade
| Decade | Hong Kong | Slovakia | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0 terawatt-hours | -0.2298 terawatt-hours | 0.2298 terawatt-hours | Hong Kong |
| 1970s | 0 terawatt-hours | 0.7086 terawatt-hours | 0.7086 terawatt-hours | Slovakia |
| 1980s | 0 terawatt-hours | 3.04 terawatt-hours | 3.04 terawatt-hours | Slovakia |
| 1990s | 0 terawatt-hours | 0.5421 terawatt-hours | 0.5421 terawatt-hours | Slovakia |
| 2000s | 0.0001 terawatt-hours | 0.5428 terawatt-hours | 0.5427 terawatt-hours | Slovakia |
| 2010s | 0.0838 terawatt-hours | 0.8511 terawatt-hours | 0.7673 terawatt-hours | Slovakia |
| 2020s | 0.3872 terawatt-hours | 1.71 terawatt-hours | 1.32 terawatt-hours | Slovakia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher year-to-year change in primary energy from fossil fuels vs. low-carbon energy, Hong Kong or Slovakia?
- Slovakia, at 0.8701 terawatt-hours against 0.5633 terawatt-hours in Hong Kong as of 2025.
- What is the difference in year-to-year change in primary energy from fossil fuels vs. low-carbon energy between Hong Kong and Slovakia?
- 0.3068 terawatt-hours, with Slovakia ahead.
- How many years of comparable data are there for Hong Kong and Slovakia?
- 60 years are reported by both, from 1966 to 2025.
- How do Hong Kong and Slovakia rank globally for year-to-year change in primary energy from fossil fuels vs. low-carbon energy?
- Hong Kong ranks 44th and Slovakia ranks 43rd of 80 countries.
- Where does this data come from?
- Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data, published as Year-to-year change in primary energy from fossil fuels vs. low-carbon energy. 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.