Hong Kong, China vs Slovakia: Annual change in primary energy use
Hong Kong, China
1.79 terawatt-hours
in 2025
Slovakia
1.72 terawatt-hours
in 2025
Hong Kong, China rank
68th
Slovakia rank
69th
Annual change in primary energy use over time
- Hong Kong, China
- Slovakia
How they compare
Hong Kong, China currently reports 1.79 terawatt-hours against 1.72 terawatt-hours in Slovakia, a difference of 0.07 terawatt-hours.
The two have swapped places 27 times across 60 shared years of data; in 1966 it was Slovakia ahead.
Hong Kong, China ranks 68th and Slovakia ranks 69th of 219 countries.
Across the 7 decades both report, Hong Kong, China averaged higher in 4 and Slovakia in 3.
Head to head by decade
| Decade | Hong Kong, China | Slovakia | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 4.12 terawatt-hours | 5.77 terawatt-hours | 1.65 terawatt-hours | Slovakia |
| 1970s | 3.2 terawatt-hours | 8.67 terawatt-hours | 5.47 terawatt-hours | Slovakia |
| 1980s | 6.81 terawatt-hours | 3.4 terawatt-hours | 3.41 terawatt-hours | Hong Kong, China |
| 1990s | 4.58 terawatt-hours | -4.58 terawatt-hours | 9.16 terawatt-hours | Hong Kong, China |
| 2000s | 12.02 terawatt-hours | -1.1 terawatt-hours | 13.12 terawatt-hours | Hong Kong, China |
| 2010s | 3.56 terawatt-hours | -0.5231 terawatt-hours | 4.09 terawatt-hours | Hong Kong, China |
| 2020s | -11.69 terawatt-hours | -0.7045 terawatt-hours | 10.98 terawatt-hours | Slovakia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual change in primary energy use, Hong Kong, China or Slovakia?
- Hong Kong, China, at 1.79 terawatt-hours against 1.72 terawatt-hours in Slovakia as of 2025.
- What is the difference in annual change in primary energy use between Hong Kong, China and Slovakia?
- 0.07 terawatt-hours, with Hong Kong, China ahead.
- How many years of comparable data are there for Hong Kong, China and Slovakia?
- 60 years are reported by both, from 1966 to 2025.
- How do Hong Kong, China and Slovakia rank globally for annual change in primary energy use?
- Hong Kong, China ranks 68th and Slovakia ranks 69th of 219 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); U.S. Energy Information Administration (2026) β with major processing by Our World in Data, published as Annual change in primary energy use. 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.