Secondary education, general pupils, gaps filled in Lower middle income

Lower middle income: Secondary education, general pupils, gaps filled was 245.00 million in 2018. ▲ Rising

Latest (2018)
245.00 million
Change on year
up 1.7%
Rank
7th
of 41 groups
All-time high
245.00 million
in 2018
All-time low
43.00 million
in 1970
Years of data
49
1970–2018

Secondary education, general pupils, gaps filled in Lower middle income, 1970–2018

50.0M100.0M150.0M200.0M250.0M197019942018

Source: Statizoid (derived).

Analysis

The most recent figure for secondary education, general pupils, gaps filled in Lower middle income is 245.00 million, measured in 2018. That is the highest value across all 49 years on record.

That represents a change of up 1.7% on the previous year and up 28.9% over ten years.

Over the whole period, secondary education, general pupils, gaps filled in Lower middle income peaked at 245.00 million in 2018 and was at its lowest, 43.00 million, in 1970.

That places Lower middle income 7th out of 41 groups with data for 2018, putting it in the top quarter.

The long-run direction has been consistently rising across the 49 years of available data.

Secondary education, general pupils, gaps filled in Lower middle income, year by year

Annual values for Secondary education, general pupils, gaps filled in Lower middle income, 1970 to 2018.
Year Value Change
1970 43.00 million
1971 44.10 million +2.6%
1972 45.80 million +3.9%
1973 47.60 million +3.9%
1974 49.10 million +3.2%
1975 51.20 million +4.3%
1976 53.20 million +3.9%
1977 55.30 million +3.9%
1978 57.40 million +3.8%
1979 60.30 million +5.1%
1980 63.80 million +5.8%
1981 67.10 million +5.2%
1982 71.10 million +6.0%
1983 76.60 million +7.7%
1984 80.60 million +5.2%
1985 84.80 million +5.2%
1986 88.00 million +3.8%
1987 90.80 million +3.2%
1988 93.00 million +2.4%
1989 95.00 million +2.2%
1990 99.90 million +5.2%
1991 106.00 million +6.1%
1992 111.00 million +4.7%
1993 117.00 million +5.4%
1994 121.00 million +3.4%
1995 126.00 million +4.1%
1996 130.00 million +3.2%
1997 135.00 million +3.8%
1998 137.00 million +1.5%
1999 139.00 million +1.5%
2000 144.00 million +3.6%
2001 148.00 million +2.8%
2002 154.00 million +4.1%
2003 161.00 million +4.5%
2004 167.00 million +3.7%
2005 172.00 million +3.0%
2006 176.00 million +2.3%
2007 183.00 million +4.0%
2008 190.00 million +3.8%
2009 192.00 million +1.1%
2010 201.00 million +4.7%
2011 209.00 million +4.0%
2012 217.00 million +3.8%
2013 223.00 million +2.8%
2014 233.00 million +4.5%
2015 237.00 million +1.7%
2016 241.00 million +1.7%
2017 241.00 million +0.0%
2018 245.00 million +1.7%

Averages by decade

DecadeAverage LowestHighest Years
1970s 50.70 million 43.00 million 60.30 million 10
1980s 81.08 million 63.80 million 95.00 million 10
1990s 122.19 million 99.90 million 139.00 million 10
2000s 168.70 million 144.00 million 192.00 million 10
2010s 227.44 million 201.00 million 245.00 million 9

Countries ranked near Lower middle income

  1. 4 Indonesia 19.99 million compare
  2. 5 Bangladesh 15.11 million compare
  3. 6 Pakistan 12.91 million compare
  4. 7 Nigeria 12.53 million compare
  5. 8 Mexico 10.28 million compare
  6. 9 Turkey 8.69 million compare
  7. 10 Russia 8.47 million compare

See the full ranking of 247 places →

More education data for Lower middle income

All data for Lower middle income →

Frequently asked questions

What is secondary education, general pupils, gaps filled in Lower middle income?
Secondary education, general pupils, gaps filled in Lower middle income was 245.00 million in 2018, according to Statizoid (derived).
What is the highest secondary education, general pupils, gaps filled recorded in Lower middle income?
The highest recorded value was 245.00 million in 2018.
What is the lowest secondary education, general pupils, gaps filled recorded in Lower middle income?
The lowest recorded value was 43.00 million in 1970.
How does Lower middle income rank for secondary education, general pupils, gaps filled?
Lower middle income ranks 7th out of 41 groups with data for 2018.
Is secondary education, general pupils, gaps filled rising or falling in Lower middle income?
Over the last ten years it is up 28.9%. The long-run trend across the full record is rising.
Where does this Lower 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.

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Secondary education, general pupils, gaps filled in Lower middle income. Statizoid, drawing on Statizoid (derived). Retrieved 28 August 2026, from https://education.statizoid.com/stat/secondary-education-general-pupils-gaps-filled/lower-middle-income/

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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

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, general pupils, gaps filled
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
247 places, 9,915 data points, 1970–2019
Last refreshed

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.