Bulgaria vs Tonga: Reduction in Human Development Index when adjusting for inequalities
Bulgaria
11.5%
in 2023
Tonga
11.3%
in 2023
Bulgaria rank
113th
Tonga rank
114th
Reduction in Human Development Index when adjusting for inequalities over time
- Bulgaria
- Tonga
How they compare
Bulgaria currently reports 11.5% against 11.3% in Tonga, a difference of 0.2%.
Across all 5 years both countries report, Bulgaria has been ahead every year.
Bulgaria ranks 113th and Tonga ranks 114th of 166 countries.
Bulgaria has averaged higher in every one of the 2 decades both report.
Head to head by decade
| Decade | Bulgaria | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 2010s | 13.1% | 11.5% | 1.5% | Bulgaria |
| 2020s | 12.2% | 11.4% | 0.8% | Bulgaria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher reduction in human development index when adjusting for inequalities, Bulgaria or Tonga?
- Bulgaria, at 11.5% against 11.3% in Tonga as of 2023.
- What is the difference in reduction in human development index when adjusting for inequalities between Bulgaria and Tonga?
- 0.2%, with Bulgaria ahead.
- How many years of comparable data are there for Bulgaria and Tonga?
- 5 years are reported by both, from 2019 to 2023.
- How do Bulgaria and Tonga rank globally for reduction in human development index when adjusting for inequalities?
- Bulgaria ranks 113th and Tonga ranks 114th of 166 countries.
- Where does this data come from?
- UNDP, Human Development Report (2025) – with minor processing by Our World in Data, published as Reduction in Human Development Index when adjusting for inequalities. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Percentage difference between the IHDI value and the HDI value.