What is the difference in pupil-teacher ratio, upper secondary between Eritrea, The State of and IDA only?

7.89, with Eritrea, The State of ahead.

How many years of comparable data are there for Eritrea, The State of and IDA only?

19 years are reported by both, from 1997 to 2018.

Where does this data come from?

Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO), published as Pupil-teacher ratio, upper secondary. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Eritrea, The State of vs IDA only: Pupil-teacher ratio, upper secondary

Eritrea, The State of

27.64

in 2018

IDA only

19.75

in 2018

Eritrea, The State of rank

8th

IDA only rank

8th

Pupil-teacher ratio, upper secondary over time

Eritrea, The State of
IDA only

How they compare

Eritrea, The State of currently reports 27.64 against 19.75 in IDA only, a difference of 7.89.

That makes Eritrea, The State of's figure about 1.4 times IDA only's.

Across all 19 years both countries report, Eritrea, The State of has been ahead every year.

Eritrea, The State of ranks 8th and IDA only ranks 8th of 128 countries.

Eritrea, The State of has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	Eritrea, The State of	IDA only	Difference	Ahead
1990s	42.35	20.45	21.9	Eritrea, The State of
2000s	44.36	20.85	23.51	Eritrea, The State of
2010s	34.37	20	14.37	Eritrea, The State of

Averages of every year both report within each decade.

Frequently asked questions

Which has higher pupil-teacher ratio, upper secondary, Eritrea, The State of or IDA only?: Eritrea, The State of, at 27.64 against 19.75 in IDA only as of 2018.
What is the difference in pupil-teacher ratio, upper secondary between Eritrea, The State of and IDA only?: 7.89, with Eritrea, The State of ahead.
How many years of comparable data are there for Eritrea, The State of and IDA only?: 19 years are reported by both, from 1997 to 2018.
How do Eritrea, The State of and IDA only rank globally for pupil-teacher ratio, upper secondary?: Eritrea, The State of ranks 8th and IDA only ranks 8th of 128 countries.
Where does this data come from?: Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO), published as Pupil-teacher ratio, upper secondary. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Eritrea, The State of vs IDA only: Pupil-teacher ratio, upper secondary. Statizoid, drawing on Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO). Retrieved 19 August 2026, from https://education.statizoid.com/compare/pupil-teacher-ratio-upper-secondary/eritrea/ida-only/

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<a href="https://education.statizoid.com/compare/pupil-teacher-ratio-upper-secondary/eritrea/ida-only/">Eritrea, The State of vs IDA only: Pupil-teacher ratio, upper secondary</a> — Statizoid

About this data

Indicator: Pupil-teacher ratio, upper secondary
Source: Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO)
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 171 places, 2,641 data points, 1981–2019
Last refreshed: 06 August 2026

Upper secondary school pupil-teacher ratio is the average number of pupils per teacher in upper secondary school.