Portugal vs Tonga: Expected years of schooling vs. share in extreme poverty
Portugal
17.49 years
in 2023
Tonga
17.79 years
in 2023
Portugal rank
20th
Tonga rank
19th
Expected years of schooling vs. share in extreme poverty over time
- Portugal
- Tonga
How they compare
Tonga currently reports 17.79 years against 17.49 years in Portugal, a difference of 0.3 years.
The two have swapped places 1 time across 34 shared years of data; in 1990 it was Portugal ahead.
Portugal ranks 20th and Tonga ranks 19th of 194 countries.
Across the 4 decades both report, Portugal averaged higher in 2 and Tonga in 2.
Head to head by decade
| Decade | Portugal | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 14.61 years | 12.3 years | 2.31 years | Portugal |
| 2000s | 15.56 years | 14.34 years | 1.22 years | Portugal |
| 2010s | 16.36 years | 16.46 years | 0.0996 years | Tonga |
| 2020s | 17.12 years | 17.73 years | 0.6184 years | Tonga |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher expected years of schooling vs. share in extreme poverty, Portugal or Tonga?
- Tonga, at 17.79 years against 17.49 years in Portugal as of 2023.
- What is the difference in expected years of schooling vs. share in extreme poverty between Portugal and Tonga?
- 0.3 years, with Tonga ahead.
- How many years of comparable data are there for Portugal and Tonga?
- 34 years are reported by both, from 1990 to 2023.
- How do Portugal and Tonga rank globally for expected years of schooling vs. share in extreme poverty?
- Portugal ranks 20th and Tonga ranks 19th of 194 countries.
- Where does this data come from?
- UNDP, Human Development Report (2025) – with minor processing by Our World in Data, published as Expected years of schooling vs. share in extreme poverty. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Number of years a child of school-entrance-age can expect to receive if the current age-specific enrollment rates persist throughout the child's life.