Teachers in secondary education, both sexes (number), gaps filled in SDG: World
SDG: World: Teachers in secondary education, both sexes (number), gaps filled was 41.85 million in 2024. ▲ Rising
Teachers in secondary education, both sexes (number), gaps filled in SDG: World, 1970–2024
Source: Statizoid (derived).
Analysis
The most recent figure for teachers in secondary education, both sexes (number), gaps filled in SDG: World is 41.85 million, measured in 2024. That is the highest value across all 55 years on record.
The figure is up 2.3% on the previous year and up 26.4% over ten years.
Over the whole period, teachers in secondary education, both sexes (number), gaps filled in SDG: World peaked at 41.85 million in 2024 and was at its lowest, 12.35 million, in 1971.
That places SDG: World 1st out of 221 groups with data for 2024, putting it in the top 10%.
The long-run direction has been consistently rising across the 55 years of available data.
Teachers in secondary education, both sexes (number), gaps filled in SDG: World, year by year
| Year | Value | Change |
|---|---|---|
| 1970 | 15.93 million | — |
| 1971 | 12.35 million | -22.4% |
| 1972 | 12.84 million | +3.9% |
| 1973 | 13.46 million | +4.8% |
| 1974 | 16.09 million | +19.5% |
| 1975 | 14.41 million | -10.4% |
| 1976 | 14.88 million | +3.3% |
| 1977 | 15.90 million | +6.8% |
| 1978 | 16.68 million | +4.9% |
| 1979 | 19.35 million | +16.0% |
| 1980 | 18.11 million | -6.4% |
| 1981 | 17.88 million | -1.3% |
| 1982 | 18.51 million | +3.5% |
| 1983 | 18.88 million | +2.0% |
| 1984 | 19.03 million | +0.8% |
| 1985 | 19.86 million | +4.3% |
| 1986 | 19.52 million | -1.7% |
| 1987 | 20.20 million | +3.5% |
| 1988 | 20.77 million | +2.8% |
| 1989 | 21.06 million | +1.4% |
| 1990 | 22.06 million | +4.7% |
| 1991 | 22.22 million | +0.7% |
| 1992 | 22.62 million | +1.8% |
| 1993 | 22.49 million | -0.6% |
| 1994 | 22.88 million | +1.7% |
| 1995 | 23.19 million | +1.4% |
| 1996 | 23.73 million | +2.3% |
| 1997 | 24.10 million | +1.5% |
| 1998 | 24.59 million | +2.1% |
| 1999 | 24.94 million | +1.4% |
| 2000 | 25.43 million | +1.9% |
| 2001 | 25.50 million | +0.3% |
| 2002 | 26.37 million | +3.4% |
| 2003 | 27.20 million | +3.2% |
| 2004 | 27.72 million | +1.9% |
| 2005 | 28.51 million | +2.9% |
| 2006 | 28.98 million | +1.6% |
| 2007 | 30.03 million | +3.6% |
| 2008 | 31.00 million | +3.2% |
| 2009 | 31.59 million | +1.9% |
| 2010 | 32.19 million | +1.9% |
| 2011 | 32.58 million | +1.2% |
| 2012 | 32.86 million | +0.9% |
| 2013 | 32.55 million | -1.0% |
| 2014 | 33.12 million | +1.8% |
| 2015 | 33.70 million | +1.8% |
| 2016 | 34.64 million | +2.8% |
| 2017 | 35.03 million | +1.1% |
| 2018 | 35.41 million | +1.1% |
| 2019 | 37.32 million | +5.4% |
| 2020 | 38.35 million | +2.8% |
| 2021 | 39.07 million | +1.9% |
| 2022 | 40.06 million | +2.5% |
| 2023 | 40.92 million | +2.2% |
| 2024 | 41.85 million | +2.3% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 15.19 million | 12.35 million | 19.35 million | 10 |
| 1980s | 19.38 million | 17.88 million | 21.06 million | 10 |
| 1990s | 23.28 million | 22.06 million | 24.94 million | 10 |
| 2000s | 28.23 million | 25.43 million | 31.59 million | 10 |
| 2010s | 33.94 million | 32.19 million | 37.32 million | 10 |
| 2020s | 40.05 million | 38.35 million | 41.85 million | 5 |
Countries ranked near SDG: World
More education data for SDG: World
- Enrolment in secondary education, both sexes (number), annual growth 0.5777 % change on previous year (2024)
- Enrolment in primary education, both sexes (number), annual growth 1.43 % change on previous year (2024)
- Enrolment in primary education, female (number), gaps filled 376.42 million (2024)
- Enrolment in primary education, female (number), annual growth rate 1.66 % change on previous year (2024)
- Enrolment in tertiary education, all programmes, both sexes (number) 268.57 million (2024)
- Enrolment in primary education, male (number), gaps filled 404.43 million (2024)
- Enrolment in pre-primary education, both sexes (number), annual -0.3122 % change on previous year (2024)
- Enrolment in primary education, male (number), annual growth rate 1.21 % change on previous year (2024)
- Enrolment in secondary education, both sexes (number), gaps filled 651.68 million (2024)
- Enrolment in secondary education, male (number), gaps filled 337.02 million (2024)
Frequently asked questions
- What is teachers in secondary education, both sexes (number), gaps filled in SDG: World?
- Teachers in secondary education, both sexes (number), gaps filled in SDG: World was 41.85 million in 2024, according to Statizoid (derived).
- What is the highest teachers in secondary education, both sexes (number), gaps filled recorded in SDG: World?
- The highest recorded value was 41.85 million in 2024.
- What is the lowest teachers in secondary education, both sexes (number), gaps filled recorded in SDG: World?
- The lowest recorded value was 12.35 million in 1971.
- How does SDG: World rank for teachers in secondary education, both sexes (number), gaps filled?
- SDG: World ranks 1st out of 221 groups with data for 2024.
- Is teachers in secondary education, both sexes (number), gaps filled rising or falling in SDG: World?
- Over the last ten years it is up 26.4%. The long-run trend across the full record is rising.
- Where does this SDG: World data come from?
- The figures come from Statizoid (derived), published as part of Teachers in secondary education, both sexes (number), gaps filled. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 55 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
Teachers in secondary education, both sexes (number) with 768 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
- Teachers in secondary education, both sexes UNESCO Institute for Statistics
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
Teachers in secondary education, both sexes (number) with 768 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.