How many years of comparable data are there for Bulgaria and Ireland?

7 years are reported by both, from 2000 to 2022.

Where does this data come from?

UNESCO Institute for Statistics, published as Proportion of students at the end of lower secondary education achieving at least a minimum proficiency level in reading, adjusted native parity index (NPIA). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Bulgaria vs Ireland: Proportion of students at the end of lower secondary education

Bulgaria

0.8709 NPIA

in 2022

Ireland

0.9235 NPIA

in 2022

Bulgaria rank

16th

Ireland rank

13th

Proportion of students at the end of lower secondary education over time

Bulgaria
Ireland

How they compare

Ireland currently reports 0.9235 NPIA against 0.8709 NPIA in Bulgaria, a difference of 0.0526 NPIA.

That makes Ireland's figure about 1.1 times Bulgaria's.

The two have swapped places 1 time across 7 shared years of data; in 2000 it was Bulgaria ahead.

Bulgaria ranks 16th and Ireland ranks 13th of 49 countries.

Ireland has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	Bulgaria	Ireland	Difference	Ahead
2000s	0.6236 NPIA	0.934 NPIA	0.3104 NPIA	Ireland
2010s	0.5341 NPIA	0.9632 NPIA	0.4291 NPIA	Ireland
2020s	0.8709 NPIA	0.9235 NPIA	0.0526 NPIA	Ireland

Averages of every year both report within each decade.

Frequently asked questions

Which has higher proportion of students at the end of lower secondary education, Bulgaria or Ireland?: Ireland, at 0.9235 NPIA against 0.8709 NPIA in Bulgaria as of 2022.
What is the difference in proportion of students at the end of lower secondary education between Bulgaria and Ireland?: 0.0526 NPIA, with Ireland ahead.
How many years of comparable data are there for Bulgaria and Ireland?: 7 years are reported by both, from 2000 to 2022.
How do Bulgaria and Ireland rank globally for proportion of students at the end of lower secondary education?: Bulgaria ranks 16th and Ireland ranks 13th of 49 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as Proportion of students at the end of lower secondary education achieving at least a minimum proficiency level in reading, adjusted native parity index (NPIA). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Bulgaria vs Ireland: Proportion of students at the end of lower secondary education. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 12 September 2026, from https://education.statizoid.com/compare/proportion-of-students-at-the-end-of-lower-secondary-education-achieving-at-least-a-51/bulgaria/ireland/

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<a href="https://education.statizoid.com/compare/proportion-of-students-at-the-end-of-lower-secondary-education-achieving-at-least-a-51/bulgaria/ireland/">Bulgaria vs Ireland: Proportion of students at the end of lower secondary education</a> — Statizoid

About this data

Indicator: Proportion of students at the end of lower secondary education achieving at least a minimum proficiency level in reading, adjusted native parity index (NPIA)
Unit: NPIA
Source: UNESCO Institute for Statistics
Licence: CC BY-SA 3.0 IGO (UNESCO Institute for Statistics)
Coverage: 49 places, 345 data points, 2000–2022
Last refreshed: 06 September 2026

February 2026 Data Release