How many years of comparable data are there for Congo, Democratic Republic of the and Samoa?

12 years are reported by both, from 2014 to 2025.

Where does this data come from?

UNESCO Institute for Statistics, published as Administration of a nationally-representative learning assessment at the end of lower secondary education in mathematics (number). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Congo, Democratic Republic of the vs Samoa: Administration of a nationally-representative learning assessment at

Congo, Democratic Republic of the

in 2025

Samoa

in 2025

Congo, Democratic Republic of the rank

1st

Samoa rank

1st

Administration of a nationally-representative learning assessment at over time

Congo, Democratic Republic of the
Samoa

How they compare

Congo, Democratic Republic of the currently reports 1 against 1 in Samoa, a difference of 0.

Across all 12 years both countries report, Samoa has been ahead every year.

Congo, Democratic Republic of the ranks 1st and Samoa ranks 1st of 228 countries.

Samoa has averaged higher in every one of the 2 decades both report.

Head to head by decade

Decade	Congo, Democratic Republic of the	Samoa	Difference	Ahead
2010s	0	0	0	—
2020s	0.3333	0.8333	0.5	Samoa

Averages of every year both report within each decade.

Frequently asked questions

Which has higher administration of a nationally-representative learning assessment at, Congo, Democratic Republic of the or Samoa?: Congo, Democratic Republic of the, at 1 against 1 in Samoa as of 2025.
What is the difference in administration of a nationally-representative learning assessment at between Congo, Democratic Republic of the and Samoa?: 0, with Congo, Democratic Republic of the ahead.
How many years of comparable data are there for Congo, Democratic Republic of the and Samoa?: 12 years are reported by both, from 2014 to 2025.
How do Congo, Democratic Republic of the and Samoa rank globally for administration of a nationally-representative learning assessment at?: Congo, Democratic Republic of the ranks 1st and Samoa ranks 1st of 228 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as Administration of a nationally-representative learning assessment at the end of lower secondary education in mathematics (number). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Congo, Democratic Republic of the vs Samoa: Administration of a nationally-representative learning assessment at. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 31 August 2026, from https://education.statizoid.com/compare/administration-of-a-nationally-representative-learning-assessment-at-the-end-of-lower-3/congo-dem-rep/samoa/

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About this data

Indicator: Administration of a nationally-representative learning assessment at the end of lower secondary education in mathematics (number)
Source: UNESCO Institute for Statistics
Licence: CC BY-SA 3.0 IGO (UNESCO Institute for Statistics)
Coverage: 235 places, 2,820 data points, 2014–2025
Last refreshed: 16 August 2026

February 2026 Data Release