Niger vs Tonga: Theoretical duration of pre-primary education (years), annual growth
Niger
0 % change on previous year
in 2025
Tonga
0 % change on previous year
in 2025
Niger rank
1st
Tonga rank
1st
Theoretical duration of pre-primary education (years), annual growth over time
- Niger
- Tonga
How they compare
Niger 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 6 times across 55 shared years of data; in 1971 it was Tonga ahead.
Niger ranks 1st and Tonga ranks 1st of 223 countries.
Niger has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | Niger | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 1.85 % change on previous year | 0 % change on previous year | 1.85 % change on previous year | Niger |
| 1980s | 5 % change on previous year | -3.33 % change on previous year | 8.33 % change on previous year | Niger |
| 1990s | 0 % change on previous year | 0 % change on previous year | 0 % change on previous year | — |
| 2000s | 0 % change on previous year | 0 % change on previous year | 0 % change on previous year | — |
| 2010s | 0 % change on previous year | 0 % change on previous year | 0 % change on previous year | — |
| 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 theoretical duration of pre-primary education (years), annual growth, Niger or Tonga?
- Niger, at 0 % change on previous year against 0 % change on previous year in Tonga as of 2025.
- What is the difference in theoretical duration of pre-primary education (years), annual growth between Niger and Tonga?
- 0 % change on previous year, with Niger ahead.
- How many years of comparable data are there for Niger and Tonga?
- 55 years are reported by both, from 1971 to 2025.
- How do Niger and Tonga rank globally for theoretical duration of pre-primary education (years), annual growth?
- Niger ranks 1st and Tonga ranks 1st of 223 countries.
- Where does this data come from?
- Statizoid (derived), published as Theoretical duration of pre-primary education (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 Theoretical duration of pre-primary education (years). Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.