Theoretical duration of upper secondary education in Sao Tome and Principe
Sao Tome and Principe: Theoretical duration of upper secondary education was 3 years in 2020. ▼ Falling
Latest (2020)
3 years
Change on year
unchanged
World rank
52nd
of 209 countries
All-time high
3 years
in 1970
All-time low
2 years
in 1988
Years of data
51
1970–2020
Theoretical duration of upper secondary education in Sao Tome and Principe, 1970–2020
Source: UNESCO Institute for Statistics. Measured in years.
Analysis
Sao Tome and Principe recorded 3 years for theoretical duration of upper secondary education in 2020. That is the highest value across all 51 years on record.
Compared with earlier readings it is up 50.0% over ten years.
Over the whole period, theoretical duration of upper secondary education in Sao Tome and Principe peaked at 3 years in 1970 and was at its lowest, 2 years, in 1988.
That places Sao Tome and Principe 52nd out of 209 countries with data for 2020, putting it in the top quarter.
The long-run direction has been consistently falling across the 51 years of available data.
Theoretical duration of upper secondary education in Sao Tome and Principe, year by year
| Year | years | Change |
|---|---|---|
| 1970 | 3 years | — |
| 1971 | 3 years | +0.0% |
| 1972 | 3 years | +0.0% |
| 1973 | 3 years | +0.0% |
| 1974 | 3 years | +0.0% |
| 1975 | 3 years | +0.0% |
| 1976 | 3 years | +0.0% |
| 1977 | 3 years | +0.0% |
| 1978 | 3 years | +0.0% |
| 1979 | 3 years | +0.0% |
| 1980 | 3 years | +0.0% |
| 1981 | 3 years | +0.0% |
| 1982 | 3 years | +0.0% |
| 1983 | 3 years | +0.0% |
| 1984 | 3 years | +0.0% |
| 1985 | 3 years | +0.0% |
| 1986 | 3 years | +0.0% |
| 1987 | 3 years | +0.0% |
| 1988 | 2 years | -33.3% |
| 1989 | 2 years | +0.0% |
| 1990 | 2 years | +0.0% |
| 1991 | 2 years | +0.0% |
| 1992 | 2 years | +0.0% |
| 1993 | 2 years | +0.0% |
| 1994 | 2 years | +0.0% |
| 1995 | 2 years | +0.0% |
| 1996 | 2 years | +0.0% |
| 1997 | 2 years | +0.0% |
| 1998 | 2 years | +0.0% |
| 1999 | 3 years | +50.0% |
| 2000 | 3 years | +0.0% |
| 2001 | 3 years | +0.0% |
| 2002 | 3 years | +0.0% |
| 2003 | 3 years | +0.0% |
| 2004 | 3 years | +0.0% |
| 2005 | 3 years | +0.0% |
| 2006 | 2 years | -33.3% |
| 2007 | 2 years | +0.0% |
| 2008 | 2 years | +0.0% |
| 2009 | 2 years | +0.0% |
| 2010 | 2 years | +0.0% |
| 2011 | 3 years | +50.0% |
| 2012 | 3 years | +0.0% |
| 2013 | 3 years | +0.0% |
| 2014 | 3 years | +0.0% |
| 2015 | 3 years | +0.0% |
| 2016 | 3 years | +0.0% |
| 2017 | 3 years | +0.0% |
| 2018 | 3 years | +0.0% |
| 2019 | 3 years | +0.0% |
| 2020 | 3 years | +0.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 3 years | 3 years | 3 years | 10 |
| 1980s | 2.8 years | 2 years | 3 years | 10 |
| 1990s | 2.1 years | 2 years | 3 years | 10 |
| 2000s | 2.6 years | 2 years | 3 years | 10 |
| 2010s | 2.9 years | 2 years | 3 years | 10 |
| 2020s | 3 years | 3 years | 3 years | 1 |
Countries ranked near Sao Tome and Principe
- 52 Afghanistan 3 years compare
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- 52 Brazil 3 years compare
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- 52 Djibouti 3 years compare
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More education data for Sao Tome and Principe
- Enrolment in pre-primary education, female (number), gaps filled 4,769 (2016)
- Secondary education, pupils, gaps filled 25,875 (2017)
- Primary education, duration (years), annual growth rate 0 % change on previous year (2025)
- Primary education, pupils, gaps filled 37,172 (2017)
- Primary education, pupils, annual growth rate 2.14 % change on previous year (2017)
- Primary education, pupils, per unit of GDP 0.0001 units per US$ of GDP (2017)
- Primary education, pupils, per capita 0.1796 units per person (2017)
- Secondary education, duration (years), annual growth rate 0 % change on previous year (2025)
- Enrolment in primary education, both sexes (number), gaps filled 37,172 (2017)
- Enrolment in primary education, both sexes (number), annual growth 2.14 % change on previous year (2017)
Frequently asked questions
- What is theoretical duration of upper secondary education in Sao Tome and Principe?
- Theoretical duration of upper secondary education in Sao Tome and Principe was 3 years in 2020, according to UNESCO Institute for Statistics.
- What is the highest theoretical duration of upper secondary education recorded in Sao Tome and Principe?
- The highest recorded value was 3 years in 1970.
- What is the lowest theoretical duration of upper secondary education recorded in Sao Tome and Principe?
- The lowest recorded value was 2 years in 1988.
- How does Sao Tome and Principe rank for theoretical duration of upper secondary education?
- Sao Tome and Principe ranks 52nd out of 209 countries with data for 2020.
- Is theoretical duration of upper secondary education rising or falling in Sao Tome and Principe?
- Over the last ten years it is up 50.0%. The long-run trend across the full record is falling.
- Where does this Sao Tome and Principe data come from?
- The figures come from UNESCO Institute for Statistics, published as part of Theoretical duration of upper secondary education (years). Statizoid updates them automatically from the source API.
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About this data
Number of grades (years) in upper secondary education.