Less developed regions Population Pyramid 1991

Less developed regions
1991
Population: 4,262,779,733

Year

-5 -1   1991  +1 +5

Country

A B C D E F G H I J K L M N O P Q R S T U V W Y Z
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Less developed regions in 1991

In 1991, Less developed regions had a total population of 4,262,779,733 people. That is 24.0% more than in 1981, when the population stood at 3,436,923,065.

The median age was 21.8 years, and for every 100 people of working age (15–64) there were 61.0 children under 15 and 7.3 people aged 65 or over. The broad-based, expansive shape of the pyramid points to high fertility and strong population growth.

Share of the population by age group, 1950–2100

Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.

Population
4,262,779,733
Median age
21.8
0-14 %
36.2%
65+ %
4.4%
Child dependency
61.0
Old-age dependency
7.3
Pyramid shape
Births per woman

The World Bank does not publish this indicator for regions or continents.

Life expectancy at birth

The World Bank does not publish this indicator for regions or continents.

People supported per 100 workers
Dependency ratios, 1950–2100
Children Older adults
20406080
19502100
Where immigrants come from (2024)

127,961,281 immigrants live in Less developed regions.

India11,255,826
Bangladesh7,639,177
Syrian Arab Republic7,089,968
Venezuela6,814,312
Afghanistan6,244,646
Where emigrants live (2024)

214,140,912 people born in Less developed regions live in other countries.

United States of America42,667,753
Saudi Arabia13,394,579
United Arab Emirates7,847,130
Canada6,612,618
Spain6,022,898
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Immigration statistics

Source: United Nations International Migrant Stock 2024.

How many people lived in Less developed regions in 1991?
In 1991, Less developed regions's population was 4,262,779,733.
What is the median age in Less developed regions?
Less developed regions's median age is 21.8 years.
How many children and older people live in Less developed regions?
4.4% of Less developed regions's population is 65 or older, and 36.2% is under 15.
What shape is Less developed regions's population pyramid, and what does it mean?
Less developed regions has an expansive pyramid: a wide base of young cohorts reflecting high fertility and continued population growth.

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