How many years of comparable data are there for Samoa and Tanzania, United Republic of?

14 years are reported by both, from 1970 to 2016.

Where does this data come from?

UNESCO Institute for Statistics, published as Gross enrolment ratio, primary and secondary, adjusted gender parity index (GPIA). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Samoa vs Tanzania, United Republic of: Gross enrolment ratio, primary and secondary, adjusted gender parity

Samoa

1.03 GPIA

in 2016

Tanzania, United Republic of

1.03 GPIA

in 2021

Samoa rank

49th

Tanzania, United Republic of rank

47th

Gross enrolment ratio, primary and secondary, adjusted gender parity over time

Samoa
Tanzania, United Republic of

How they compare

Tanzania, United Republic of currently reports 1.03 GPIA against 1.03 GPIA in Samoa, a difference of 0 GPIA.

The two have swapped places 1 time across 14 shared years of data; in 1970 it was Samoa ahead.

Samoa ranks 49th and Tanzania, United Republic of ranks 47th of 206 countries.

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

Head to head by decade

Decade	Samoa	Tanzania, United Republic of	Difference	Ahead
1970s	1.06 GPIA	0.7458 GPIA	0.3125 GPIA	Samoa
1990s	1.02 GPIA	0.9831 GPIA	0.0398 GPIA	Samoa
2010s	1.03 GPIA	1.01 GPIA	0.016 GPIA	Samoa

Averages of every year both report within each decade.

Frequently asked questions

Which has higher gross enrolment ratio, primary and secondary, adjusted gender parity, Samoa or Tanzania, United Republic of?: Tanzania, United Republic of, at 1.03 GPIA against 1.03 GPIA in Samoa as of 2021.
What is the difference in gross enrolment ratio, primary and secondary, adjusted gender parity between Samoa and Tanzania, United Republic of?: 0 GPIA, with Tanzania, United Republic of ahead.
How many years of comparable data are there for Samoa and Tanzania, United Republic of?: 14 years are reported by both, from 1970 to 2016.
How do Samoa and Tanzania, United Republic of rank globally for gross enrolment ratio, primary and secondary, adjusted gender parity?: Samoa ranks 49th and Tanzania, United Republic of ranks 47th of 206 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as Gross enrolment ratio, primary and secondary, adjusted gender parity index (GPIA). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Samoa vs Tanzania, United Republic of: Gross enrolment ratio, primary and secondary, adjusted gender parity. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 07 September 2026, from https://education.statizoid.com/compare/gross-enrolment-ratio-primary-and-secondary-adjusted-gender-parity-index-gpia/samoa/tanzania/

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About this data

Indicator: Gross enrolment ratio, primary and secondary, adjusted gender parity index (GPIA)
Unit: GPIA
Source: UNESCO Institute for Statistics
Licence: CC BY-SA 3.0 IGO (UNESCO Institute for Statistics)
Coverage: 427 places, 15,550 data points, 1970–2025
Last refreshed: 06 September 2026

February 2026 Data Release