How many years of comparable data are there for Bulgaria and Sao Tome and Principe?

10 years are reported by both, from 2003 to 2015.

Where does this data come from?

UNESCO Institute for Statistics, published as Out-of-school rate for adolescents and youth of lower and upper secondary school age, both sexes (%). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Bulgaria vs Sao Tome and Principe: Out-of-school rate for adolescents and youth of lower and upper

Bulgaria

12.5%

in 2018

Sao Tome and Principe

13.2%

in 2015

Bulgaria rank

69th

Sao Tome and Principe rank

66th

Out-of-school rate for adolescents and youth of lower and upper over time

Bulgaria
Sao Tome and Principe

How they compare

Sao Tome and Principe currently reports 13.2% against 12.5% in Bulgaria, a difference of 0.7%.

That makes Sao Tome and Principe's figure about 1.1 times Bulgaria's.

Across all 10 years both countries report, Sao Tome and Principe has been ahead every year.

Bulgaria ranks 69th and Sao Tome and Principe ranks 66th of 142 countries.

Sao Tome and Principe has averaged higher in every one of the 2 decades both report.

Head to head by decade

Decade	Bulgaria	Sao Tome and Principe	Difference	Ahead
2000s	12.5%	36.7%	24.2%	Sao Tome and Principe
2010s	10.1%	19.8%	9.7%	Sao Tome and Principe

Averages of every year both report within each decade.

Frequently asked questions

Which has higher out-of-school rate for adolescents and youth of lower and upper, Bulgaria or Sao Tome and Principe?: Sao Tome and Principe, at 13.2% against 12.5% in Bulgaria as of 2015.
What is the difference in out-of-school rate for adolescents and youth of lower and upper between Bulgaria and Sao Tome and Principe?: 0.7%, with Sao Tome and Principe ahead.
How many years of comparable data are there for Bulgaria and Sao Tome and Principe?: 10 years are reported by both, from 2003 to 2015.
How do Bulgaria and Sao Tome and Principe rank globally for out-of-school rate for adolescents and youth of lower and upper?: Bulgaria ranks 69th and Sao Tome and Principe ranks 66th of 142 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as Out-of-school rate for adolescents and youth of lower and upper secondary school age, both sexes (%). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Bulgaria vs Sao Tome and Principe: Out-of-school rate for adolescents and youth of lower and upper. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 15 September 2026, from https://reference.statizoid.com/compare/out-of-school-rate-for-adolescents-and-youth-of-lower-and-upper-secondary-school-age-both/bulgaria/sao-tome-and-principe/

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About this data

Indicator: Out-of-school rate for adolescents and youth of lower and upper secondary school age, both sexes (%)
Unit: %
Source: UNESCO Institute for Statistics
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 185 places, 4,210 data points, 1970–2019
Last refreshed: 04 September 2026

Number of adolescents and youth of lower secondary and upper secondary school age who are not enrolled or attending school during in a given academic year. For more information, consult the UNESCO Institute of Statistics website: http://www.uis.unesco.org/Education/