Countries Ranked by Pupil-teacher ratio (primary) in 1990
Pupil-teacher ratio (primary) for each country in 1990, ranked from highest to lowest. Source: The World Bank (CC BY 4.0).
Summary
In 1990, Central African Republic ranks #1 with 90.4 pupils per teacher. Chad is second with 67.2 pupils per teacher, 34.5% behind. The top five are Central African Republic, Chad, Burundi, Congo, Rep. and Bangladesh. The median across all 109 is 29.1 pupils per teacher; San Marino is last at 6.17 pupils per teacher.
- #1
- Central African Republic · 90.4 pupils per teacher
- Median
- 29.1 pupils per teacher
- Coverage
- 109 countries
- Data year
- 1990
- Last updated
- 2026-11-14
Full ranking
Showing the top 100 of 109. Premium downloads the full list as CSV or JSON.
About the top 10
#1 Central African Republic
Central African Republic ranks #1 on this list with 90.4 pupils per teacher.
- Capital
- Bangui
- Continent
- Africa
- Income group
- Low income
- Population
- 5.51 million people (2025)
- GDP
- US$3.07 billion (2025)
- GDP per person
- US$556.1 (2025)
- Life expectancy
- 57.7 years (2024)
- Urban population
- 44.6% of population (2025)
Also ranks #1 in population ages 0-14 share · #1 in age dependency ratio · #1 in age dependency ratio (young).
#2 Chad
Chad ranks #2 on this list with 67.2 pupils per teacher.
- Capital
- N'Djamena
- Continent
- Africa
- Income group
- Low income
- Population
- 21 million people (2025)
- GDP
- US$21.47 billion (2025)
- GDP per person
- US$1,022 (2025)
- Life expectancy
- 55.2 years (2024)
- Urban population
- 27.6% of population (2025)
Largest cities: N'Djamena.
Also ranks #1 in fertility rate · #2 in birth rate · #2 in maternal mortality ratio.
#3 Burundi
Burundi ranks #3 on this list with 65.9 pupils per teacher.
- Capital
- Gitega
- Continent
- Africa
- Income group
- Low income
- Population
- 14.39 million people (2025)
- GDP
- US$3.36 billion (2025)
- GDP per person
- US$233.8 (2025)
- Life expectancy
- 63.8 years (2024)
- Urban population
- 25.7% of population (2025)
Also ranks #1 in prevalence of stunting (under-5) · #3 in forest rents share of gdp · #3 in real effective exchange rate index.
#4 Congo, Rep.
Congo, Rep. ranks #4 on this list with 64.4 pupils per teacher.
- Capital
- Brazzaville
- Continent
- Africa
- Income group
- Lower middle income
- Population
- 6.48 million people (2025)
- GDP
- US$16.31 billion (2025)
- GDP per person
- US$2,515 (2025)
- Life expectancy
- 66 years (2024)
- Urban population
- 64.1% of population (2025)
Largest cities: Brazzaville, Pointe-Noire.
Also ranks #3 in oil rents share of gdp · #4 in natural resource rents share of gdp · #7 in unemployment rate.
#5 Bangladesh
Bangladesh ranks #5 on this list with 63 pupils per teacher.
- Capital
- Dhaka
- Continent
- Asia
- Income group
- Lower middle income
- Population
- 175.69 million people (2025)
- GDP
- US$456.32 billion (2025)
- GDP per person
- US$2,597 (2025)
- Life expectancy
- 74.9 years (2024)
- Urban population
- 33.2% of population (2025)
Largest cities: Dhaka, Chittagong, Gazipur.
Also ranks #1 in arable land share · #2 in irrigated land share · #2 in low-birthweight babies share.
#6 Senegal
Senegal ranks #6 on this list with 57.6 pupils per teacher.
- Capital
- Dakar
- Continent
- Africa
- Income group
- Lower middle income
- Population
- 18.93 million people (2025)
- GDP
- US$37.01 billion (2025)
- GDP per person
- US$1,955 (2025)
- Life expectancy
- 68.9 years (2024)
- Urban population
- 55.8% of population (2025)
Largest cities: Dakar.
Also ranks #1 in gender parity index (school enrolment) · #3 in crop production index · #8 in debt service share of exports.
#7 Togo
Togo ranks #7 on this list with 55.6 pupils per teacher.
- Capital
- Lomé
- Continent
- Africa
- Income group
- Lower middle income
- Population
- 8.59 million people (2025)
- GDP
- US$11.89 billion (2025)
- GDP per person
- US$1,384 (2025)
- Life expectancy
- 62.9 years (2024)
- Urban population
- 44.4% of population (2025)
Largest cities: Lomé.
Also ranks #8 in arable land share · #19 in age dependency ratio · #19 in age dependency ratio (young).
#8 Burkina Faso
Burkina Faso ranks #8 on this list with 55.2 pupils per teacher.
- Capital
- Ouagadougou
- Continent
- Africa
- Income group
- Low income
- Population
- 24.08 million people (2025)
- GDP
- US$27.63 billion (2025)
- GDP per person
- US$1,148 (2025)
- Life expectancy
- 61.3 years (2024)
- Urban population
- 28.9% of population (2025)
Largest cities: Ouagadougou.
Also ranks #7 in mineral rents share of gdp · #9 in children out of school (primary) · #11 in under-5 mortality rate.
#9 Mozambique
Mozambique ranks #9 on this list with 54.5 pupils per teacher.
- Capital
- Maputo
- Continent
- Africa
- Income group
- Low income
- Population
- 35.63 million people (2025)
- GDP
- US$22.34 billion (2025)
- GDP per person
- US$626.9 (2025)
- Life expectancy
- 63.8 years (2024)
- Urban population
- 37.2% of population (2025)
Largest cities: Maputo, Matola.
Also ranks #2 in poverty headcount ratio · #3 in income share of richest 10% · #4 in debt service share of exports.
#10 Lesotho
Lesotho ranks #10 on this list with 54.5 pupils per teacher.
- Capital
- Maseru
- Continent
- Africa
- Income group
- Lower middle income
- Population
- 2.36 million people (2025)
- GDP
- US$2.57 billion (2025)
- GDP per person
- US$1,089 (2025)
- Life expectancy
- 57.8 years (2024)
- Urban population
- 44.7% of population (2025)
Also ranks #1 in tax revenue share of gdp · #1 in suicide mortality rate · #2 in agricultural land share.
Profile facts: World Bank (CC BY 4.0) and Wikidata (CC0); weather links go to Purr Weather, another ChowChow Labs site.
Source and method
Pupil-teacher ratio (primary) for each country in 1990, ranked from highest to lowest.
Source: The World Bank, indicator SE.PRM.ENRL.TC.ZS. Licence: CC BY 4.0. Retrieved: 2026-11-14.
The World Bank: Pupil-teacher ratio, primary: Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO) (via World Development Indicators)
Original data provider, as recorded by the World Bank: Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO).
Values are shown as published. Provider terms: The World Bank. All licences: Sources & licences.