Secondary education, duration (years), annual growth rate in Lower middle income
Lower middle income: Secondary education, duration (years), annual growth rate was 0 % change on previous year in 2025. ◆ Volatile
Latest (2025)
0 % change on previous year
Rank
1st
of 46 groups
All-time high
16.67 % change on previous year
in 1998
All-time low
-14.29 % change on previous year
in 1986
Years of data
55
1971–2025
Secondary education, duration (years), annual growth rate in Lower middle income, 1971–2025
Source: Statizoid (derived). Measured in % change on previous year.
Analysis
Lower middle income recorded 0 % change on previous year for secondary education, duration (years), annual growth rate in 2025.
Over the whole period, secondary education, duration (years), annual growth rate in Lower middle income peaked at 16.67 % change on previous year in 1998 and was at its lowest, -14.29 % change on previous year, in 1986.
Lower middle income ranks 1st of 46 groups on this measure, in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Secondary education, duration (years), annual growth rate in Lower middle income, year by year
| Year | % change on previous year | Change |
|---|---|---|
| 1971 | 0 % change on previous year | — |
| 1972 | 0 % change on previous year | — |
| 1973 | 0 % change on previous year | — |
| 1974 | 0 % change on previous year | — |
| 1975 | 0 % change on previous year | — |
| 1976 | 0 % change on previous year | — |
| 1977 | 0 % change on previous year | — |
| 1978 | 0 % change on previous year | — |
| 1979 | 0 % change on previous year | — |
| 1980 | 0 % change on previous year | — |
| 1981 | 0 % change on previous year | — |
| 1982 | 0 % change on previous year | — |
| 1983 | 0 % change on previous year | — |
| 1984 | 0 % change on previous year | — |
| 1985 | 0 % change on previous year | — |
| 1986 | -14.29 % change on previous year | — |
| 1987 | 0 % change on previous year | -100.0% |
| 1988 | 0 % change on previous year | — |
| 1989 | 0 % change on previous year | — |
| 1990 | 0 % change on previous year | — |
| 1991 | 0 % change on previous year | — |
| 1992 | 0 % change on previous year | — |
| 1993 | 0 % change on previous year | — |
| 1994 | 0 % change on previous year | — |
| 1995 | 0 % change on previous year | — |
| 1996 | 0 % change on previous year | — |
| 1997 | 0 % change on previous year | — |
| 1998 | 16.67 % change on previous year | — |
| 1999 | 0 % change on previous year | -100.0% |
| 2000 | 0 % change on previous year | — |
| 2001 | -14.29 % change on previous year | — |
| 2002 | 0 % change on previous year | -100.0% |
| 2003 | 0 % change on previous year | — |
| 2004 | 0 % change on previous year | — |
| 2005 | 0 % change on previous year | — |
| 2006 | 0 % change on previous year | — |
| 2007 | 0 % change on previous year | — |
| 2008 | 0 % change on previous year | — |
| 2009 | 0 % change on previous year | — |
| 2010 | 0 % change on previous year | — |
| 2011 | 8.33 % change on previous year | — |
| 2012 | 0 % change on previous year | -100.0% |
| 2013 | -7.69 % change on previous year | — |
| 2014 | 0 % change on previous year | -100.0% |
| 2015 | 0 % change on previous year | — |
| 2016 | 0 % change on previous year | — |
| 2017 | 0 % change on previous year | — |
| 2018 | 0 % change on previous year | — |
| 2019 | 0 % change on previous year | — |
| 2020 | 0 % change on previous year | — |
| 2021 | 0 % change on previous year | — |
| 2022 | 0 % change on previous year | — |
| 2023 | 0 % change on previous year | — |
| 2024 | 0 % change on previous year | — |
| 2025 | 0 % change on previous year | — |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 0 % change on previous year | 0 % change on previous year | 0 % change on previous year | 9 |
| 1980s | -1.43 % change on previous year | -14.29 % change on previous year | 0 % change on previous year | 10 |
| 1990s | 1.67 % change on previous year | 0 % change on previous year | 16.67 % change on previous year | 10 |
| 2000s | -1.43 % change on previous year | -14.29 % change on previous year | 0 % change on previous year | 10 |
| 2010s | 0.0641 % change on previous year | -7.69 % change on previous year | 8.33 % change on previous year | 10 |
| 2020s | 0 % change on previous year | 0 % change on previous year | 0 % change on previous year | 6 |
Countries ranked near Lower middle income
- 1 Aruba 0 % change on previous year
- 1 Afghanistan 0 % change on previous year
- 1 Angola 0 % change on previous year compare
- 1 Albania 0 % change on previous year compare
- 1 Andorra 0 % change on previous year compare
- 1 United Arab Emirates 0 % change on previous year compare
- 1 Argentina 0 % change on previous year compare
- 1 Armenia 0 % change on previous year compare
- 1 American Samoa 0 % change on previous year compare
- 1 Antigua and Barbuda 0 % change on previous year
- 1 Australia 0 % change on previous year
- 1 Austria 0 % change on previous year
- 1 Azerbaijan 0 % change on previous year
- 1 Burundi 0 % change on previous year compare
- 1 Belgium 0 % change on previous year
- 1 Benin 0 % change on previous year
- 1 Burkina Faso 0 % change on previous year
- 1 Bangladesh 0 % change on previous year
- 1 Bulgaria 0 % change on previous year compare
- 1 Bahrain 0 % change on previous year
- 1 Bahamas 0 % change on previous year
- 1 Bosnia and Herzegovina 0 % change on previous year
- 1 Belarus 0 % change on previous year compare
- 1 Belize 0 % change on previous year
- 1 Bermuda 0 % change on previous year compare
- 1 Bolivia, Plurinational State of 0 % change on previous year
- 1 Brazil 0 % change on previous year
- 1 Barbados 0 % change on previous year compare
- 1 Brunei Darussalam 0 % change on previous year
- 1 Bhutan 0 % change on previous year compare
- 1 Botswana 0 % change on previous year
- 1 Central African Republic 0 % change on previous year
- 1 Canada 0 % change on previous year
- 1 Switzerland 0 % change on previous year
- 1 Chile 0 % change on previous year compare
- 1 China 0 % change on previous year compare
- 1 Cote d'Ivoire 0 % change on previous year
- 1 Cameroon 0 % change on previous year
- 1 Democratic Republic of Congo 0 % change on previous year
- 1 Congo 0 % change on previous year
- 1 Colombia 0 % change on previous year
- 1 Comoros 0 % change on previous year
- 1 Cape Verde 0 % change on previous year compare
- 1 Costa Rica 0 % change on previous year
- 1 Cuba 0 % change on previous year compare
- 1 Curacao 0 % change on previous year
- 1 Cayman Islands 0 % change on previous year
- 1 Cyprus 0 % change on previous year
- 1 Czechia 0 % change on previous year
- 1 Germany 0 % change on previous year
- 1 Djibouti 0 % change on previous year
- 1 Dominica 0 % change on previous year
- 1 Denmark 0 % change on previous year
- 1 Dominican Republic 0 % change on previous year
- 1 Algeria 0 % change on previous year compare
- 1 Ecuador 0 % change on previous year
- 1 Egypt 0 % change on previous year
- 1 Eritrea 0 % change on previous year compare
- 1 Spain 0 % change on previous year compare
- 1 Estonia 0 % change on previous year
- 1 Ethiopia 0 % change on previous year
- 1 Finland 0 % change on previous year
- 1 Fiji 0 % change on previous year compare
- 1 France 0 % change on previous year
- 1 Micronesia (country) 0 % change on previous year
- 1 Gabon 0 % change on previous year
- 1 United Kingdom of Great Britain and Northern Ireland 0 % change on previous year
- 1 Georgia 0 % change on previous year compare
- 1 Ghana 0 % change on previous year compare
- 1 Gibraltar 0 % change on previous year compare
- 1 Guinea 0 % change on previous year compare
- 1 Gambia 0 % change on previous year compare
- 1 Guinea-Bissau 0 % change on previous year compare
- 1 Equatorial Guinea 0 % change on previous year compare
- 1 Greece 0 % change on previous year
- 1 Grenada 0 % change on previous year
- 1 Guatemala 0 % change on previous year
- 1 Guyana 0 % change on previous year
- 1 Hong Kong 0 % change on previous year compare
- 1 Honduras 0 % change on previous year compare
- 1 Croatia 0 % change on previous year
- 1 Haiti 0 % change on previous year compare
- 1 Hungary 0 % change on previous year
- 1 Indonesia 0 % change on previous year
- 1 India 0 % change on previous year
- 1 Ireland 0 % change on previous year
- 1 Iran, Islamic Republic of 0 % change on previous year compare
- 1 Iraq 0 % change on previous year
- 1 Iceland 0 % change on previous year
- 1 Israel 0 % change on previous year
- 1 Italy 0 % change on previous year
- 1 Jamaica 0 % change on previous year compare
- 1 Jordan 0 % change on previous year
- 1 Japan 0 % change on previous year
- 1 Kazakhstan 0 % change on previous year
- 1 Kenya 0 % change on previous year compare
- 1 Kyrgyzstan 0 % change on previous year
- 1 Cambodia 0 % change on previous year
- 1 Kiribati 0 % change on previous year compare
- 1 Saint Kitts and Nevis 0 % change on previous year compare
- 1 South Korea 0 % change on previous year
- 1 Kuwait 0 % change on previous year compare
- 1 Lao People's Democratic Republic 0 % change on previous year compare
- 1 Lebanon 0 % change on previous year compare
- 1 Liberia 0 % change on previous year
- 1 Libya 0 % change on previous year
- 1 Saint Lucia 0 % change on previous year
- 1 Liechtenstein 0 % change on previous year
- 1 Sri Lanka 0 % change on previous year compare
- 1 Lesotho 0 % change on previous year compare
- 1 Lithuania 0 % change on previous year
- 1 Luxembourg 0 % change on previous year
- 1 Latvia 0 % change on previous year compare
- 1 Macao 0 % change on previous year
- 1 Morocco 0 % change on previous year compare
- 1 Monaco 0 % change on previous year
- 1 Moldova 0 % change on previous year compare
- 1 Madagascar 0 % change on previous year
- 1 Maldives 0 % change on previous year compare
- 1 Mexico 0 % change on previous year
- 1 Marshall Islands 0 % change on previous year
- 1 North Macedonia 0 % change on previous year
- 1 Mali 0 % change on previous year
- 1 Malta 0 % change on previous year
- 1 Myanmar 0 % change on previous year
- 1 Montenegro 0 % change on previous year
- 1 Mongolia 0 % change on previous year compare
- 1 Mozambique 0 % change on previous year compare
- 1 Mauritania 0 % change on previous year compare
- 1 Mauritius 0 % change on previous year
- 1 Malawi 0 % change on previous year compare
- 1 Malaysia 0 % change on previous year
- 1 Namibia 0 % change on previous year
- 1 New Caledonia 0 % change on previous year
- 1 Niger 0 % change on previous year
- 1 Nigeria 0 % change on previous year compare
- 1 Nicaragua 0 % change on previous year
- 1 Netherlands 0 % change on previous year compare
- 1 Norway 0 % change on previous year
- 1 Nepal 0 % change on previous year compare
- 1 Naoero 0 % change on previous year compare
- 1 New Zealand 0 % change on previous year
- 1 Oman 0 % change on previous year compare
- 1 Pakistan 0 % change on previous year
- 1 Panama 0 % change on previous year
- 1 Peru 0 % change on previous year
- 1 Philippines 0 % change on previous year compare
- 1 Palau 0 % change on previous year compare
- 1 Papua New Guinea 0 % change on previous year
- 1 Poland 0 % change on previous year compare
- 1 Puerto Rico 0 % change on previous year
- 1 North Korea 0 % change on previous year
- 1 Portugal 0 % change on previous year compare
- 1 Paraguay 0 % change on previous year
- 1 Palestine 0 % change on previous year
- 1 French Polynesia 0 % change on previous year
- 1 Qatar 0 % change on previous year
- 1 Romania 0 % change on previous year
- 1 Russia 0 % change on previous year
- 1 Rwanda 0 % change on previous year compare
- 1 Saudi Arabia 0 % change on previous year
- 1 Sudan 0 % change on previous year compare
- 1 Senegal 0 % change on previous year
- 1 Singapore 0 % change on previous year compare
- 1 Solomon Islands 0 % change on previous year compare
- 1 Sierra Leone 0 % change on previous year compare
- 1 El Salvador 0 % change on previous year compare
- 1 San Marino 0 % change on previous year
- 1 Somalia 0 % change on previous year compare
- 1 Serbia 0 % change on previous year
- 1 South Sudan 0 % change on previous year
- 1 Sao Tome and Principe 0 % change on previous year compare
- 1 Suriname 0 % change on previous year compare
- 1 Slovakia 0 % change on previous year compare
- 1 Slovenia 0 % change on previous year compare
- 1 Sweden 0 % change on previous year
- 1 Eswatini 0 % change on previous year
- 1 Sint Maarten (Dutch part) 0 % change on previous year
- 1 Seychelles 0 % change on previous year compare
- 1 Syria 0 % change on previous year compare
- 1 Turks and Caicos Islands 0 % change on previous year
- 1 Chad 0 % change on previous year
- 1 Togo 0 % change on previous year
- 1 Thailand 0 % change on previous year compare
- 1 Tajikistan 0 % change on previous year
- 1 Turkmenistan 0 % change on previous year compare
- 1 Timor-Leste 0 % change on previous year
- 1 Tonga 0 % change on previous year compare
- 1 Trinidad and Tobago 0 % change on previous year
- 1 Tunisia 0 % change on previous year
- 1 Turkey 0 % change on previous year compare
- 1 Tuvalu 0 % change on previous year compare
- 1 Tanzania, United Republic of 0 % change on previous year
- 1 Uganda 0 % change on previous year
- 1 Ukraine 0 % change on previous year
- 1 Uruguay 0 % change on previous year
- 1 United States 0 % change on previous year
- 1 Uzbekistan 0 % change on previous year compare
- 1 Saint Vincent and the Grenadines 0 % change on previous year compare
- 1 Venezuela 0 % change on previous year
- 1 British Virgin Islands 0 % change on previous year compare
- 1 United States Virgin Islands 0 % change on previous year
- 1 Viet Nam 0 % change on previous year compare
- 1 Vanuatu 0 % change on previous year
- 1 Samoa 0 % change on previous year
- 1 Yemen 0 % change on previous year
- 1 South Africa 0 % change on previous year
- 1 Zambia 0 % change on previous year
- 1 Zimbabwe 0 % change on previous year
More education data for Lower middle income
- Primary education, pupils, gaps filled 343.48 million (2024)
- Primary education, teachers, gaps filled 11.30 million (2024)
- Population ages 0-14 29.5% (2025)
- Population ages 15-64 64.5% (2025)
- Primary education, pupils, per capita 0.1181 units per person (2024)
- Primary education, pupils, per unit of GDP 0.0001 units per US$ of GDP (2024)
- Primary education, pupils, annual growth rate 2.58 % change on previous year (2024)
- School enrollment, primary 105.4% (2024)
- Primary education, teachers, per capita 0.0039 units per person (2024)
- Primary education, teachers 11.30 million (2024)
Frequently asked questions
- What is secondary education, duration (years), annual growth rate in Lower middle income?
- Secondary education, duration (years), annual growth rate in Lower middle income was 0 % change on previous year in 2025, according to Statizoid (derived).
- What is the highest secondary education, duration (years), annual growth rate recorded in Lower middle income?
- The highest recorded value was 16.67 % change on previous year in 1998.
- What is the lowest secondary education, duration (years), annual growth rate recorded in Lower middle income?
- The lowest recorded value was -14.29 % change on previous year in 1986.
- How does Lower middle income rank for secondary education, duration (years), annual growth rate?
- Lower middle income ranks 1st out of 46 groups with data for 2025.
- Where does this Lower middle income data come from?
- The figures come from Statizoid (derived), published as part of Secondary education, duration (years), annual growth rate. 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
The year-on-year percentage change in Secondary education, duration (years). Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.
Computed from
- Secondary education, duration 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
The year-on-year percentage change in Secondary education, duration (years). Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.