Sao Tome and Principe vs Tonga: Secondary education, duration (years), annual growth rate
Sao Tome and Principe
0 % change on previous year
in 2025
Tonga
0 % change on previous year
in 2025
Sao Tome and Principe rank
1st
Tonga rank
1st
Secondary education, duration (years), annual growth rate over time
- Sao Tome and Principe
- Tonga
How they compare
Sao Tome and Principe currently reports 0 % change on previous year against 0 % change on previous year in Tonga, a difference of 0 % change on previous year.
The two have swapped places 4 times across 55 shared years of data; in 1971 it was Tonga ahead.
Sao Tome and Principe ranks 1st and Tonga ranks 1st of 209 countries.
Across the 6 decades both report, Sao Tome and Principe averaged higher in 1 and Tonga in 2.
Head to head by decade
| Decade | Sao Tome and Principe | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 0 % change on previous year | 0 % change on previous year | 0 % change on previous year | — |
| 1980s | 0 % change on previous year | 1.67 % change on previous year | 1.67 % change on previous year | Tonga |
| 1990s | -2.86 % change on previous year | -1.43 % change on previous year | 1.43 % change on previous year | Tonga |
| 2000s | 0 % change on previous year | 0 % change on previous year | 0 % change on previous year | — |
| 2010s | 2 % change on previous year | 1.67 % change on previous year | 0.3333 % change on previous year | Sao Tome and Principe |
| 2020s | 0 % change on previous year | 0 % change on previous year | 0 % change on previous year | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher secondary education, duration (years), annual growth rate, Sao Tome and Principe or Tonga?
- Sao Tome and Principe, at 0 % change on previous year against 0 % change on previous year in Tonga as of 2025.
- What is the difference in secondary education, duration (years), annual growth rate between Sao Tome and Principe and Tonga?
- 0 % change on previous year, with Sao Tome and Principe ahead.
- How many years of comparable data are there for Sao Tome and Principe and Tonga?
- 55 years are reported by both, from 1971 to 2025.
- How do Sao Tome and Principe and Tonga rank globally for secondary education, duration (years), annual growth rate?
- Sao Tome and Principe ranks 1st and Tonga ranks 1st of 209 countries.
- Where does this data come from?
- Statizoid (derived), published as Secondary education, duration (years), annual growth rate. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
The year-on-year percentage change in Secondary education, duration (years). Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.