Secondary education, general pupils, gaps filled in Middle income
Middle income: Secondary education, general pupils, gaps filled was 418.00 million in 2018. ▲ Rising
Secondary education, general pupils, gaps filled in Middle income, 1970–2018
Source: Statizoid (derived).
Analysis
In 2018, secondary education, general pupils, gaps filled in Middle income stood at 418.00 million. That is the highest value across all 49 years on record.
The figure is up 1.5% on the previous year and up 12.7% over ten years.
Over the whole period, secondary education, general pupils, gaps filled in Middle income peaked at 418.00 million in 2018 and was at its lowest, 99.50 million, in 1970.
That places Middle income 4th out of 41 groups with data for 2018, putting it in the top 10%.
The long-run direction has been consistently rising across the 49 years of available data.
Secondary education, general pupils, gaps filled in Middle income, year by year
| Year | Value | Change |
|---|---|---|
| 1970 | 99.50 million | — |
| 1971 | 108.00 million | +8.5% |
| 1972 | 117.00 million | +8.3% |
| 1973 | 125.00 million | +6.8% |
| 1974 | 128.00 million | +2.4% |
| 1975 | 134.00 million | +4.7% |
| 1976 | 145.00 million | +8.2% |
| 1977 | 162.00 million | +11.7% |
| 1978 | 175.00 million | +8.0% |
| 1979 | 186.00 million | +6.3% |
| 1980 | 184.00 million | -1.1% |
| 1981 | 184.00 million | +0.0% |
| 1982 | 182.00 million | -1.1% |
| 1983 | 185.00 million | +1.6% |
| 1984 | 189.00 million | +2.2% |
| 1985 | 187.00 million | -1.1% |
| 1986 | 204.00 million | +9.1% |
| 1987 | 210.00 million | +2.9% |
| 1988 | 215.00 million | +2.4% |
| 1989 | 217.00 million | +0.9% |
| 1990 | 221.00 million | +1.8% |
| 1991 | 229.00 million | +3.6% |
| 1992 | 238.00 million | +3.9% |
| 1993 | 247.00 million | +3.8% |
| 1994 | 254.00 million | +2.8% |
| 1995 | 264.00 million | +3.9% |
| 1996 | 275.00 million | +4.2% |
| 1997 | 286.00 million | +4.0% |
| 1998 | 295.00 million | +3.1% |
| 1999 | 303.00 million | +2.7% |
| 2000 | 316.00 million | +4.3% |
| 2001 | 326.00 million | +3.2% |
| 2002 | 338.00 million | +3.7% |
| 2003 | 349.00 million | +3.3% |
| 2004 | 356.00 million | +2.0% |
| 2005 | 360.00 million | +1.1% |
| 2006 | 363.00 million | +0.8% |
| 2007 | 368.00 million | +1.4% |
| 2008 | 371.00 million | +0.8% |
| 2009 | 373.00 million | +0.5% |
| 2010 | 380.00 million | +1.9% |
| 2011 | 386.00 million | +1.6% |
| 2012 | 391.00 million | +1.3% |
| 2013 | 397.00 million | +1.5% |
| 2014 | 406.00 million | +2.3% |
| 2015 | 409.00 million | +0.7% |
| 2016 | 412.00 million | +0.7% |
| 2017 | 412.00 million | +0.0% |
| 2018 | 418.00 million | +1.5% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 137.95 million | 99.50 million | 186.00 million | 10 |
| 1980s | 195.70 million | 182.00 million | 217.00 million | 10 |
| 1990s | 261.20 million | 221.00 million | 303.00 million | 10 |
| 2000s | 352.00 million | 316.00 million | 373.00 million | 10 |
| 2010s | 401.22 million | 380.00 million | 418.00 million | 9 |
Countries ranked near Middle income
More education data for Middle income
- Population ages 0-14 24.4% (2025)
- Primary education, teachers, gaps filled 25.11 million (2024)
- Population ages 15-64 66.5% (2025)
- School enrollment, primary 103.3% (2024)
- Primary education, teachers 25.11 million (2024)
- Primary education, teachers, per capita 0.0042 units per person (2024)
- Primary education, teachers, per unit of GDP 0 units per US$ of GDP (2024)
- School enrollment, primary, female 103.1% (2024)
- School enrollment, primary, male 103.5% (2024)
- Labor force, total, per capita 0.4541 units per person (2025)
Frequently asked questions
- What is secondary education, general pupils, gaps filled in Middle income?
- Secondary education, general pupils, gaps filled in Middle income was 418.00 million in 2018, according to Statizoid (derived).
- What is the highest secondary education, general pupils, gaps filled recorded in Middle income?
- The highest recorded value was 418.00 million in 2018.
- What is the lowest secondary education, general pupils, gaps filled recorded in Middle income?
- The lowest recorded value was 99.50 million in 1970.
- How does Middle income rank for secondary education, general pupils, gaps filled?
- Middle income ranks 4th out of 41 groups with data for 2018.
- Is secondary education, general pupils, gaps filled rising or falling in Middle income?
- Over the last ten years it is up 12.7%. The long-run trend across the full record is rising.
- Where does this Middle income data come from?
- The figures come from Statizoid (derived), published as part of Secondary education, general pupils, gaps filled. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 49 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
Secondary education, general pupils with 570 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, general pupils Stat Bulk Data Download Service, 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, general pupils with 570 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.