Lower middle income's preprimary education, duration (years) was 3 in 2025, the latest year in the World Bank's World Development Indicators. That is unchanged at from 3 in 2015.
Key figures
| Value | Year | |
|---|---|---|
| Latest | 3 | 2025 |
| Five years earlier | 3 | 2020 |
| Ten years earlier | 3 | 2015 |
| Highest | 3 | 1999 |
| Lowest | 3 | 1999 |
| Average since 2016 | 3 | 2016–2025 |
| First recorded | 3 | 1999 |
What the numbers say
From 2016 to 2025 there is no clear straight-line trend: a straight line explains less than 1% of the movement over 10 observed years, so the value is moving around more than it is heading anywhere.
Worked out from the yearly values above. How the checks work: standard deviation, z-scores and straight-line trends.
How it compares
See how every economy compares in the full ranking.
| Value | Year | |
|---|---|---|
| Lower middle income | 3 | 2025 |
| World | 4 | 2025 |
What this measures
Preprimary duration refers to the number of grades (years) in preprimary school.
Limitations: The presence of national legislation does not guarantee that countries will implement it effectively, nor does it ensure that parents will take advantage of the provisions available for their children.
Regional and income-group figures are computed by the World Bank as a median.
All 27 values
| Year | Preprimary education, duration (years) |
|---|---|
| 2025 | 3 |
| 2024 | 3 |
| 2023 | 3 |
| 2022 | 3 |
| 2021 | 3 |
| 2020 | 3 |
| 2019 | 3 |
| 2018 | 3 |
| 2017 | 3 |
| 2016 | 3 |
| 2015 |
Preprimary education, duration (years) in nearby economies
- Afghanistan — 1 (2025)
- Algeria — 1 (2025)
- Bahrain — 6 (2025)
- Djibouti — 2 (2025)
- Egypt, Arab Rep. — 2 (2025)
- Iran, Islamic Rep. — 1 (2025)
- Iraq — 2 (2025)
- Israel — 6 (2025)
- Jordan — 2 (2025)
- Kuwait — 2 (2025)
- Lebanon — 3 (2025)
More education data for Lower middle income
- Primary education, duration (years) — 6 (2025)
- Secondary education, duration (years) — 6 (2025)
- Primary education, pupils — 343.48 million (2024)
- School enrollment, primary (% gross) — 105.35% (2024)
- School enrollment, primary, female (% gross) — 104.88% (2024)
- School enrollment, primary, male (% gross) — 105.8% (2024)
- Primary education, teachers — 11.3 million (2024)
- Primary education, teachers (% female) — 60.47% (2024)
- Secondary education, pupils — 265.95 million (2024)
Reading data like this
Questions people ask
- What is Lower middle income's preprimary education, duration (years)?
- 3 in 2025, according to the World Bank (World Development Indicators).
- How has it changed since 1999?
- It is unchanged at from 3 in 1999. The highest value was 3 in 1999 and the lowest 3 in 1999.
- Where does this data come from?
- The World Bank's World Development Indicators, licensed CC BY 4.0. Original source: Data API, UN Educational, Scientific and Cultural Organization (UNESCO), uri: https://databrowser.uis.unesco.org/resources, note: The data are obtained through the UIS API..
Source
World Bank, World Development Indicators, indicator SE.PRE.DURS, licensed CC BY 4.0. Original source: Data API, UN Educational, Scientific and Cultural Organization (UNESCO), uri: https://databrowser.uis.unesco.org/resources, note: The data are obtained through the UIS API. Figures are fetched from the World Bank API and refreshed monthly; see the series on data.worldbank.org. The full definition and method are in the World Bank's metadata glossary. Comparisons use the same World Bank release.
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