Spain vs Tonga: Theoretical duration of primary education
Spain
6 years
in 2025
Tonga
6 years
in 2025
Spain rank
27th
Tonga rank
27th
Theoretical duration of primary education over time
- Spain
- Tonga
How they compare
Spain currently reports 6 years against 6 years in Tonga, a difference of 0 years.
Across all 56 years both countries report, Tonga has been ahead every year.
Spain ranks 27th and Tonga ranks 27th of 218 countries.
Tonga has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | Spain | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 5 years | 6 years | 1 years | Tonga |
| 1980s | 5 years | 6 years | 1 years | Tonga |
| 1990s | 5.4 years | 6 years | 0.6 years | Tonga |
| 2000s | 6 years | 6 years | 0 years | β |
| 2010s | 6 years | 6 years | 0 years | β |
| 2020s | 6 years | 6 years | 0 years | β |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of primary education, Spain or Tonga?
- Spain, at 6 years against 6 years in Tonga as of 2025.
- What is the difference in theoretical duration of primary education between Spain and Tonga?
- 0 years, with Spain ahead.
- How many years of comparable data are there for Spain and Tonga?
- 56 years are reported by both, from 1970 to 2025.
- How do Spain and Tonga rank globally for theoretical duration of primary education?
- Spain ranks 27th and Tonga ranks 27th of 218 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as Theoretical duration of primary education (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
February 2026 Data Release