Secondary education, pupils, gaps filled in IDA blend
IDA blend: Secondary education, pupils, gaps filled was 51.87 million in 2024. ◆ Volatile
Secondary education, pupils, gaps filled in IDA blend, 1970–2024
Source: Statizoid (derived).
Analysis
The most recent figure for secondary education, pupils, gaps filled in IDA blend is 51.87 million, measured in 2024. That is the highest value across all 55 years on record.
The figure is up 4.4% on the previous year and up 47.4% over ten years.
Over the whole period, secondary education, pupils, gaps filled in IDA blend peaked at 51.87 million in 2024 and was at its lowest, 6.00 million, in 1970.
IDA blend ranks 31st of 45 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, pupils, gaps filled in IDA blend, year by year
| Year | Value | Change |
|---|---|---|
| 1970 | 6.00 million | — |
| 1971 | 6.15 million | +2.4% |
| 1972 | 6.34 million | +3.2% |
| 1973 | 6.59 million | +4.0% |
| 1974 | 6.82 million | +3.5% |
| 1975 | 7.15 million | +4.8% |
| 1976 | 7.39 million | +3.4% |
| 1977 | 7.62 million | +3.1% |
| 1978 | 7.97 million | +4.5% |
| 1979 | 8.19 million | +2.8% |
| 1980 | 8.80 million | +7.4% |
| 1981 | 8.75 million | -0.6% |
| 1982 | 10.16 million | +16.2% |
| 1983 | 11.08 million | +9.0% |
| 1984 | 11.99 million | +8.2% |
| 1985 | 12.77 million | +6.5% |
| 1986 | 12.00 million | -6.0% |
| 1987 | 12.97 million | +8.1% |
| 1988 | 13.17 million | +1.6% |
| 1989 | 12.83 million | -2.6% |
| 1990 | 13.30 million | +3.6% |
| 1991 | 14.29 million | +7.4% |
| 1992 | 15.18 million | +6.2% |
| 1993 | 15.42 million | +1.6% |
| 1994 | 15.77 million | +2.3% |
| 1995 | 16.19 million | +2.7% |
| 1996 | 16.76 million | +3.5% |
| 1997 | 17.07 million | +1.9% |
| 1998 | 17.36 million | +1.7% |
| 1999 | 17.49 million | +0.7% |
| 2000 | 18.16 million | +3.8% |
| 2001 | 19.24 million | +6.0% |
| 2002 | 20.04 million | +4.2% |
| 2003 | 21.07 million | +5.1% |
| 2004 | 22.75 million | +8.0% |
| 2005 | 23.64 million | +3.9% |
| 2006 | 25.42 million | +7.5% |
| 2007 | 26.39 million | +3.8% |
| 2008 | 27.96 million | +6.0% |
| 2009 | 29.37 million | +5.0% |
| 2010 | 31.11 million | +5.9% |
| 2011 | 32.21 million | +3.5% |
| 2012 | 33.58 million | +4.2% |
| 2013 | 36.47 million | +8.6% |
| 2014 | 35.20 million | -3.5% |
| 2015 | 36.96 million | +5.0% |
| 2016 | 37.05 million | +0.3% |
| 2017 | 37.81 million | +2.0% |
| 2018 | 39.50 million | +4.5% |
| 2019 | 41.61 million | +5.3% |
| 2020 | 43.15 million | +3.7% |
| 2021 | 44.65 million | +3.5% |
| 2022 | 46.25 million | +3.6% |
| 2023 | 49.67 million | +7.4% |
| 2024 | 51.87 million | +4.4% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 7.02 million | 6.00 million | 8.19 million | 10 |
| 1980s | 11.45 million | 8.75 million | 13.17 million | 10 |
| 1990s | 15.88 million | 13.30 million | 17.49 million | 10 |
| 2000s | 23.40 million | 18.16 million | 29.37 million | 10 |
| 2010s | 36.15 million | 31.11 million | 41.61 million | 10 |
| 2020s | 47.12 million | 43.15 million | 51.87 million | 5 |
Countries ranked near IDA blend
More education data for IDA blend
- Secondary education, duration (years), annual growth rate 0 % change on previous year (2025)
- Primary education, pupils, per unit of GDP 0.0001 units per US$ of GDP (2024)
- Primary education, pupils, per capita 0.1273 units per person (2024)
- Primary education, pupils, annual growth rate 1.41 % change on previous year (2024)
- Primary education, pupils, gaps filled 86.20 million (2024)
- Population ages 0-14 37.9% (2025)
- Primary education, duration (years), annual growth rate 0 % change on previous year (2025)
- Primary education, teachers, gaps filled 2.26 million (2024)
- Population ages 15-64 58.4% (2025)
- Secondary education, pupils, per capita 0.0766 units per person (2024)
Frequently asked questions
- What is secondary education, pupils, gaps filled in IDA blend?
- Secondary education, pupils, gaps filled in IDA blend was 51.87 million in 2024, according to Statizoid (derived).
- What is the highest secondary education, pupils, gaps filled recorded in IDA blend?
- The highest recorded value was 51.87 million in 2024.
- What is the lowest secondary education, pupils, gaps filled recorded in IDA blend?
- The lowest recorded value was 6.00 million in 1970.
- How does IDA blend rank for secondary education, pupils, gaps filled?
- IDA blend ranks 31st out of 45 groups with data for 2024.
- Is secondary education, pupils, gaps filled rising or falling in IDA blend?
- Over the last ten years it is up 47.4%. The long-run trend across the full record is volatile.
- Where does this IDA blend data come from?
- The figures come from Statizoid (derived), published as part of Secondary education, pupils, 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
Secondary education, pupils with 698 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
- Secondary education, pupils Data API, UN Educational, Scientific and Cultural Organization (UNESCO)
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
Secondary education, pupils with 698 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.