Proportion of students at the end of lower secondary achieving at in Iran, Islamic Republic of

Iran, Islamic Republic of: Proportion of students at the end of lower secondary achieving at was 0.2303 WPIA in 2023. ▬ Flat

Latest (2023)
0.2303 WPIA
World rank
50th
of 52 countries
All-time high
0.4045 WPIA
in 2019
All-time low
0.2303 WPIA
in 2023
Years of data
6
2003–2023

Proportion of students at the end of lower secondary achieving at in Iran, Islamic Republic of, 2003–2023

00.10.20.30.42003201320232003: 0.289 WPIA2007: 0.315 WPIA2011: 0.241 WPIA2015: 0.34 WPIA2019: 0.405 WPIA2023: 0.23 WPIA

Source: UNESCO Institute for Statistics. Measured in WPIA.

Analysis

In 2023, proportion of students at the end of lower secondary achieving at in Iran, Islamic Republic of stood at 0.2303 WPIA. That is the lowest value across all 6 years on record.

That represents a change of down 4.6% over ten years.

Over the whole period, proportion of students at the end of lower secondary achieving at in Iran, Islamic Republic of peaked at 0.4045 WPIA in 2019 and was at its lowest, 0.2303 WPIA, in 2023.

Iran, Islamic Republic of ranks 50th of 52 countries on this measure, in the bottom quarter.

Proportion of students at the end of lower secondary achieving at in Iran, Islamic Republic of, year by year

Annual values for Proportion of students at the end of lower secondary achieving at least a minimum proficiency level in mathematics, adjusted wealth parity index (WPIA) in Iran, Islamic Republic of, 2003 to 2023.
Year WPIA Change
2003 0.2894 WPIA
2007 0.3155 WPIA +9.0%
2011 0.2415 WPIA -23.5%
2015 0.3399 WPIA +40.8%
2019 0.4045 WPIA +19.0%
2023 0.2303 WPIA -43.1%

Averages by decade

DecadeAverage LowestHighest Years
2000s 0.3024 WPIA 0.2894 WPIA 0.3155 WPIA 2
2010s 0.3286 WPIA 0.2415 WPIA 0.4045 WPIA 3
2020s 0.2303 WPIA 0.2303 WPIA 0.2303 WPIA 1

Countries ranked near Iran, Islamic Republic of

  1. 47 Argentina 0.2566 WPIA compare
  2. 48 Indonesia 0.2531 WPIA compare
  3. 49 Colombia 0.2477 WPIA compare
  4. 51 Brazil 0.2173 WPIA compare
  5. 52 Singapore 0.1449 WPIA compare

See the full ranking of 52 places →

More education data for Iran, Islamic Republic of

All data for Iran, Islamic Republic of →

Frequently asked questions

What is proportion of students at the end of lower secondary achieving at in Iran, Islamic Republic of?
Proportion of students at the end of lower secondary achieving at in Iran, Islamic Republic of was 0.2303 WPIA in 2023, according to UNESCO Institute for Statistics.
What is the highest proportion of students at the end of lower secondary achieving at recorded in Iran, Islamic Republic of?
The highest recorded value was 0.4045 WPIA in 2019.
What is the lowest proportion of students at the end of lower secondary achieving at recorded in Iran, Islamic Republic of?
The lowest recorded value was 0.2303 WPIA in 2023.
How does Iran, Islamic Republic of rank for proportion of students at the end of lower secondary achieving at?
Iran, Islamic Republic of ranks 50th out of 52 countries with data for 2023.
Is proportion of students at the end of lower secondary achieving at rising or falling in Iran, Islamic Republic of?
Over the last ten years it is down 4.6%. The long-run trend across the full record is flat.
Where does this Iran, Islamic Republic of data come from?
The figures come from UNESCO Institute for Statistics, published as part of Proportion of students at the end of lower secondary achieving at least a minimum proficiency level in mathematics, adjusted wealth parity index (WPIA). Statizoid updates them automatically from the source API.

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Proportion of students at the end of lower secondary achieving at in Iran, Islamic Republic of. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 06 September 2026, from https://education.statizoid.com/stat/proportion-of-students-at-the-end-of-lower-secondary-achieving-at-least-a-minimum-6/iran-islamic-rep/

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About this data

Indicator
Proportion of students at the end of lower secondary achieving at least a minimum proficiency level in mathematics, adjusted wealth parity index (WPIA)
Unit
WPIA
Source
UNESCO Institute for Statistics
Licence
CC BY-SA 3.0 IGO (UNESCO Institute for Statistics)
Coverage
52 places, 364 data points, 2000–2023
Last refreshed

February 2026 Data Release