Bulgaria vs Singapore: Carbon tax trading coverage
Bulgaria
67.62
in 2025
Singapore
64.03
in 2025
Bulgaria rank
17th
Singapore rank
19th
Carbon tax trading coverage over time
- Bulgaria
- Singapore
How they compare
Bulgaria currently reports 67.62 against 64.03 in Singapore, a difference of 3.59.
That makes Bulgaria's figure about 1.1 times Singapore's.
The two have swapped places 3 times across 37 shared years of data; in 1989 it was Singapore ahead.
Bulgaria ranks 17th and Singapore ranks 19th of 200 countries.
Bulgaria has averaged higher in every one of the 5 decades both report.
Head to head by decade
| Decade | Bulgaria | Singapore | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 0 | 0 | 0 | — |
| 1990s | 0 | 0 | 0 | — |
| 2000s | 21.97 | 0 | 21.97 | Bulgaria |
| 2010s | 69.89 | 6.17 | 63.72 | Bulgaria |
| 2020s | 65.81 | 63.43 | 2.39 | Bulgaria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher carbon tax trading coverage, Bulgaria or Singapore?
- Bulgaria, at 67.62 against 64.03 in Singapore as of 2025.
- What is the difference in carbon tax trading coverage between Bulgaria and Singapore?
- 3.59, with Bulgaria ahead.
- How many years of comparable data are there for Bulgaria and Singapore?
- 37 years are reported by both, from 1989 to 2025.
- How do Bulgaria and Singapore rank globally for carbon tax trading coverage?
- Bulgaria ranks 17th and Singapore ranks 19th of 200 countries.
- Where does this data come from?
- Our World in Data, published as Carbon tax trading coverage. Statizoid refreshes it automatically from the source and publishes the full history for both places.