Secondary education, teachers, gaps filled in Least developed countries

Least developed countries: Secondary education, teachers, gaps filled was 3.12 million in 2024. ◆ Volatile

Latest (2024)
3.12 million
Change on year
up 1.1%
Rank
30th
of 43 groups
All-time high
3.12 million
in 2024
All-time low
239,022
in 1971
Years of data
54
1971–2024

Secondary education, teachers, gaps filled in Least developed countries, 1971–2024

01.0M2.0M3.0M197119972024

Source: Statizoid (derived).

Analysis

The most recent figure for secondary education, teachers, gaps filled in Least developed countries is 3.12 million, measured in 2024. That is the highest value across all 54 years on record.

Compared with earlier readings it is up 1.1% on the previous year and up 45.4% over ten years.

Over the whole period, secondary education, teachers, gaps filled in Least developed countries peaked at 3.12 million in 2024 and was at its lowest, 239,022, in 1971.

Least developed countries ranks 30th of 43 groups on this measure, in the middle of the range.

The series is highly variable year to year, so single readings are best treated with caution.

Secondary education, teachers, gaps filled in Least developed countries, year by year

Annual values for Secondary education, teachers, gaps filled in Least developed countries, 1971 to 2024.
Year Value Change
1971 239,022
1972 259,340 +8.5%
1973 269,133 +3.8%
1974 276,011 +2.6%
1975 285,372 +3.4%
1976 287,710 +0.8%
1977 303,757 +5.6%
1978 322,126 +6.0%
1979 342,386 +6.3%
1980 369,008 +7.8%
1981 377,539 +2.3%
1982 392,799 +4.0%
1983 416,776 +6.1%
1984 440,158 +5.6%
1985 447,459 +1.7%
1986 466,973 +4.4%
1987 486,382 +4.2%
1988 524,524 +7.8%
1989 549,909 +4.8%
1990 565,964 +2.9%
1991 604,496 +6.8%
1992 627,931 +3.9%
1993 662,602 +5.5%
1994 695,424 +5.0%
1995 738,186 +6.1%
1996 764,584 +3.6%
1997 779,802 +2.0%
1998 825,376 +5.8%
1999 856,137 +3.7%
2000 908,624 +6.1%
2001 975,406 +7.3%
2002 1.06 million +8.5%
2003 1.14 million +7.6%
2004 1.22 million +7.2%
2005 1.33 million +8.6%
2006 1.38 million +4.0%
2007 1.46 million +6.0%
2008 1.51 million +3.2%
2009 1.63 million +8.4%
2010 1.76 million +7.5%
2011 1.83 million +4.1%
2012 1.92 million +4.9%
2013 2.05 million +7.0%
2014 2.15 million +4.6%
2015 2.29 million +6.5%
2016 2.45 million +7.1%
2017 2.52 million +2.9%
2018 2.52 million +0.1%
2019 2.66 million +5.4%
2020 2.77 million +4.2%
2021 2.88 million +4.0%
2022 2.98 million +3.5%
2023 3.09 million +3.5%
2024 3.12 million +1.1%

Averages by decade

DecadeAverage LowestHighest Years
1970s 287,206 239,022 342,386 9
1980s 447,153 369,008 549,909 10
1990s 712,050 565,964 856,137 10
2000s 1.26 million 908,624 1.63 million 10
2010s 2.21 million 1.76 million 2.66 million 10
2020s 2.97 million 2.77 million 3.12 million 5

Countries ranked near Least developed countries

  1. 27 Venezuela 284,798 compare
  2. 28 Ukraine 273,271 compare
  3. 29 Ethiopia 272,545 compare
  4. 30 Kazakhstan 251,627 compare
  5. 31 Thailand 243,991 compare
  6. 32 Saudi Arabia 242,375 compare
  7. 33 South Korea 233,046 compare

See the full ranking of 246 places →

More education data for Least developed countries

All data for Least developed countries →

Frequently asked questions

What is secondary education, teachers, gaps filled in Least developed countries?
Secondary education, teachers, gaps filled in Least developed countries was 3.12 million in 2024, according to Statizoid (derived).
What is the highest secondary education, teachers, gaps filled recorded in Least developed countries?
The highest recorded value was 3.12 million in 2024.
What is the lowest secondary education, teachers, gaps filled recorded in Least developed countries?
The lowest recorded value was 239,022 in 1971.
How does Least developed countries rank for secondary education, teachers, gaps filled?
Least developed countries ranks 30th out of 43 groups with data for 2024.
Is secondary education, teachers, gaps filled rising or falling in Least developed countries?
Over the last ten years it is up 45.4%. The long-run trend across the full record is volatile.
Where does this Least developed countries data come from?
The figures come from Statizoid (derived), published as part of Secondary education, teachers, gaps filled. Statizoid updates them automatically from the source API.

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Secondary education, teachers, gaps filled in Least developed countries. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://education.statizoid.com/stat/secondary-education-teachers-gaps-filled/least-developed-countries-un-classification/

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How this figure is calculated

Secondary education, teachers with 719 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.

Computed from

Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.

About this data

Indicator
Secondary education, teachers, gaps filled
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
246 places, 8,396 data points, 1970–2025
Last refreshed

Secondary education, teachers with 719 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.