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

8 years are reported by both, from 1970 to 1988.

Where does this data come from?

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

Tanzania, United Republic of vs Zambia: School life expectancy, secondary, adjusted gender parity index

Tanzania, United Republic of

1.07 GPIA

in 2021

Zambia

1.07 GPIA

in 2024

Tanzania, United Republic of rank

48th

Zambia rank

47th

School life expectancy, secondary, adjusted gender parity index over time

Tanzania, United Republic of
Zambia

How they compare

Zambia currently reports 1.07 GPIA against 1.07 GPIA in Tanzania, United Republic of, a difference of 0 GPIA.

The two have swapped places 1 time across 8 shared years of data; in 1970 it was Zambia ahead.

Tanzania, United Republic of ranks 48th and Zambia ranks 47th of 213 countries.

Across the 2 decades both report, Tanzania, United Republic of averaged higher in 1 and Zambia in 1.

Head to head by decade

Decade	Tanzania, United Republic of	Zambia	Difference	Ahead
1970s	0.4168 GPIA	0.4961 GPIA	0.0793 GPIA	Zambia
1980s	0.5984 GPIA	0.5643 GPIA	0.034 GPIA	Tanzania, United Republic of

Averages of every year both report within each decade.

Frequently asked questions

Which has higher school life expectancy, secondary, adjusted gender parity index, Tanzania, United Republic of or Zambia?: Zambia, at 1.07 GPIA against 1.07 GPIA in Tanzania, United Republic of as of 2024.
What is the difference in school life expectancy, secondary, adjusted gender parity index between Tanzania, United Republic of and Zambia?: 0 GPIA, with Zambia ahead.
How many years of comparable data are there for Tanzania, United Republic of and Zambia?: 8 years are reported by both, from 1970 to 1988.
How do Tanzania, United Republic of and Zambia rank globally for school life expectancy, secondary, adjusted gender parity index?: Tanzania, United Republic of ranks 48th and Zambia ranks 47th of 213 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as School life expectancy, 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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Tanzania, United Republic of vs Zambia: School life expectancy, secondary, adjusted gender parity index. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 04 September 2026, from https://education.statizoid.com/compare/school-life-expectancy-secondary-adjusted-gender-parity-index-gpia/tanzania/zambia/

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About this data

Indicator: School life expectancy, 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: 434 places, 15,669 data points, 1970–2025
Last refreshed: 16 August 2026

February 2026 Data Release