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

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 wealth parity index (WPIA). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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

Bulgaria

0.2974 WPIA

in 2022

Thailand

0.3355 WPIA

in 2022

Bulgaria rank

48th

Thailand rank

46th

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

Bulgaria
Thailand

How they compare

Thailand currently reports 0.3355 WPIA against 0.2974 WPIA in Bulgaria, a difference of 0.0381 WPIA.

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

Across all 7 years both countries report, Thailand has been ahead every year.

Bulgaria ranks 48th and Thailand ranks 46th of 49 countries.

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

Head to head by decade

Decade	Bulgaria	Thailand	Difference	Ahead
2000s	0.3655 WPIA	0.5901 WPIA	0.2247 WPIA	Thailand
2010s	0.4018 WPIA	0.5546 WPIA	0.1528 WPIA	Thailand
2020s	0.2974 WPIA	0.3355 WPIA	0.0381 WPIA	Thailand

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 Thailand?: Thailand, at 0.3355 WPIA against 0.2974 WPIA in Bulgaria as of 2022.
What is the difference in proportion of students at the end of lower secondary education between Bulgaria and Thailand?: 0.0381 WPIA, with Thailand ahead.
How many years of comparable data are there for Bulgaria and Thailand?: 7 years are reported by both, from 2000 to 2022.
How do Bulgaria and Thailand rank globally for proportion of students at the end of lower secondary education?: Bulgaria ranks 48th and Thailand ranks 46th 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 wealth parity index (WPIA). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Bulgaria vs Thailand: Proportion of students at the end of lower secondary education. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 10 September 2026, from https://education.statizoid.com/compare/proportion-of-students-at-the-end-of-lower-secondary-education-achieving-at-least-a-49/bulgaria/thailand/

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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-49/bulgaria/thailand/">Bulgaria vs Thailand: 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 wealth parity index (WPIA)
Unit: WPIA
Source: UNESCO Institute for Statistics
Licence: CC BY-SA 3.0 IGO (UNESCO Institute for Statistics)
Coverage: 49 places, 353 data points, 2000–2022
Last refreshed: 06 September 2026

February 2026 Data Release