Hong Kong, China vs Sao Tome and Principe: Preprimary education, duration
Hong Kong, China
3 years
in 2025
Sao Tome and Principe
3 years
in 2025
Hong Kong, China rank
104th
Sao Tome and Principe rank
104th
Preprimary education, duration over time
- Hong Kong, China
- Sao Tome and Principe
How they compare
Hong Kong, China currently reports 3 years against 3 years in Sao Tome and Principe, a difference of 0 years.
The two have swapped places 1 time across 27 shared years of data; in 1999 it was Hong Kong, China ahead.
Hong Kong, China ranks 104th and Sao Tome and Principe ranks 104th of 202 countries.
Across the 4 decades both report, Hong Kong, China averaged higher in 1 and Sao Tome and Principe in 2.
Head to head by decade
| Decade | Hong Kong, China | Sao Tome and Principe | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 5 years | 4 years | 1 years | Hong Kong, China |
| 2000s | 4.2 years | 5 years | 0.8 years | Sao Tome and Principe |
| 2010s | 3 years | 3.2 years | 0.2 years | Sao Tome and Principe |
| 2020s | 3 years | 3 years | 0 years | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher preprimary education, duration, Hong Kong, China or Sao Tome and Principe?
- Hong Kong, China, at 3 years against 3 years in Sao Tome and Principe as of 2025.
- What is the difference in preprimary education, duration between Hong Kong, China and Sao Tome and Principe?
- 0 years, with Hong Kong, China ahead.
- How many years of comparable data are there for Hong Kong, China and Sao Tome and Principe?
- 27 years are reported by both, from 1999 to 2025.
- How do Hong Kong, China and Sao Tome and Principe rank globally for preprimary education, duration?
- Hong Kong, China ranks 104th and Sao Tome and Principe ranks 104th of 202 countries.
- Where does this data come from?
- Data API, UN Educational, Scientific and Cultural Organization (UNESCO), published as Preprimary education, duration (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Preprimary duration refers to the number of grades (years) in preprimary school.