What is the difference in school life expectancy, pre-primary, adjusted gender parity index between Tanzania, United Republic of and WB: World?

0.0058 GPIA, with WB: World ahead.

How many years of comparable data are there for Tanzania, United Republic of and WB: World?

21 years are reported by both, from 2004 to 2024.

Where does this data come from?

UNESCO Institute for Statistics, published as School life expectancy, pre-primary, 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 WB: World: School life expectancy, pre-primary, adjusted gender parity index

Tanzania, United Republic of

0.9882 GPIA

in 2024

WB: World

0.994 GPIA

in 2024

Tanzania, United Republic of rank

147th

WB: World rank

144th

School life expectancy, pre-primary, adjusted gender parity index over time

Tanzania, United Republic of
WB: World

How they compare

WB: World currently reports 0.994 GPIA against 0.9882 GPIA in Tanzania, United Republic of, a difference of 0.0058 GPIA.

The two have swapped places 3 times across 21 shared years of data; in 2004 it was Tanzania, United Republic of ahead.

Tanzania, United Republic of ranks 147th and WB: World ranks 144th of 205 countries.

Across the 3 decades both report, Tanzania, United Republic of averaged higher in 2 and WB: World in 1.

Head to head by decade

Decade	Tanzania, United Republic of	WB: World	Difference	Ahead
2000s	1.02 GPIA	0.9881 GPIA	0.0325 GPIA	Tanzania, United Republic of
2010s	0.9952 GPIA	0.9887 GPIA	0.0065 GPIA	Tanzania, United Republic of
2020s	0.9868 GPIA	0.9873 GPIA	0.0005 GPIA	WB: World

Averages of every year both report within each decade.

Frequently asked questions

Which has higher school life expectancy, pre-primary, adjusted gender parity index, Tanzania, United Republic of or WB: World?: WB: World, at 0.994 GPIA against 0.9882 GPIA in Tanzania, United Republic of as of 2024.
What is the difference in school life expectancy, pre-primary, adjusted gender parity index between Tanzania, United Republic of and WB: World?: 0.0058 GPIA, with WB: World ahead.
How many years of comparable data are there for Tanzania, United Republic of and WB: World?: 21 years are reported by both, from 2004 to 2024.
How do Tanzania, United Republic of and WB: World rank globally for school life expectancy, pre-primary, adjusted gender parity index?: Tanzania, United Republic of ranks 147th and WB: World ranks 144th of 205 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as School life expectancy, pre-primary, 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 WB: World: School life expectancy, pre-primary, adjusted gender parity index. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 04 September 2026, from https://education.statizoid.com/compare/school-life-expectancy-pre-primary-adjusted-gender-parity-index-gpia/tanzania/wb-world/

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About this data

Indicator: School life expectancy, pre-primary, adjusted gender parity index (GPIA)
Unit: GPIA
Source: UNESCO Institute for Statistics
Licence: CC BY-SA 3.0 IGO (UNESCO Institute for Statistics)
Coverage: 426 places, 13,932 data points, 1970–2025
Last refreshed: 16 August 2026

February 2026 Data Release