How many years of comparable data are there for Arab World and Portugal?

6 years are reported by both, from 1971 to 2020.

Where does this data come from?

Data API, UN Educational, Scientific and Cultural Organization (UNESCO), published as Persistence to last grade of primary, total (% of cohort). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Arab World vs Portugal: Persistence to last grade of primary, total

Arab World

82.3%

in 2023

Portugal

99.3%

in 2020

Arab World rank

21st

Portugal rank

24th

Persistence to last grade of primary, total over time

Arab World
Portugal

How they compare

Portugal currently reports 99.3% against 82.3% in Arab World, a difference of 17.0%.

That makes Portugal's figure about 1.2 times Arab World's.

The two have swapped places 1 time across 6 shared years of data; in 1971 it was Arab World ahead.

Arab World ranks 21st and Portugal ranks 24th of 45 groups.

Across the 3 decades both report, Arab World averaged higher in 1 and Portugal in 2.

Head to head by decade

Decade	Arab World	Portugal	Difference	Ahead
1970s	77.6%	61.2%	16.4%	Arab World
2010s	81.4%	99.1%	17.6%	Portugal
2020s	82.0%	99.3%	17.3%	Portugal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher persistence to last grade of primary, total, Arab World or Portugal?: Portugal, at 99.3% against 82.3% in Arab World as of 2020.
What is the difference in persistence to last grade of primary, total between Arab World and Portugal?: 17.0%, with Portugal ahead.
How many years of comparable data are there for Arab World and Portugal?: 6 years are reported by both, from 1971 to 2020.
How do Arab World and Portugal rank globally for persistence to last grade of primary, total?: Arab World ranks 21st and Portugal ranks 24th of 45 groups.
Where does this data come from?: Data API, UN Educational, Scientific and Cultural Organization (UNESCO), published as Persistence to last grade of primary, total (% of cohort). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

Share, cite or embed this page

Cite this page

Arab World vs Portugal: Persistence to last grade of primary, total. Statizoid, drawing on Data API, UN Educational, Scientific and Cultural Organization (UNESCO). Retrieved 17 September 2026, from https://education.statizoid.com/compare/persistence-to-last-grade-of-primary-total-percent-of-cohort/arab-world/portugal/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (World Bank Open Data); please keep the attribution.

<a href="https://education.statizoid.com/compare/persistence-to-last-grade-of-primary-total-percent-of-cohort/arab-world/portugal/">Arab World vs Portugal: Persistence to last grade of primary, total</a> — Statizoid

About this data

Indicator: Persistence to last grade of primary, total (% of cohort)
Unit: % of cohort
Source: Data API, UN Educational, Scientific and Cultural Organization (UNESCO)
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 224 places, 6,364 data points, 1970–2023
Last refreshed: 17 September 2026

Persistence to last grade of primary is the percentage of children enrolled in the first grade of primary school who eventually reach the last grade of primary education. The estimate is based on the reconstructed cohort method.