Sao Tome and Principe vs Tanzania: Political centralization index

Sao Tome and Principe
0.227
in 2025
Tanzania
0.24
in 2025
Sao Tome and Principe rank
107th
Tanzania rank
105th

Political centralization index over time

  • Sao Tome and Principe
  • Tanzania
0.20.30.40.50.60.7190019622025

How they compare

Tanzania currently reports 0.24 against 0.227 in Sao Tome and Principe, a difference of 0.013.

That makes Tanzania's figure about 1.1 times Sao Tome and Principe's.

The two have swapped places 4 times across 112 shared years of data; in 1914 it was Tanzania ahead.

Sao Tome and Principe ranks 107th and Tanzania ranks 105th of 176 countries.

Across the 12 decades both report, Sao Tome and Principe averaged higher in 7 and Tanzania in 5.

Head to head by decade

Decade Sao Tome and Principe Tanzania Difference Ahead
1910s 0.494 0.638 0.144 Tanzania
1920s 0.494 0.6208 0.1268 Tanzania
1930s 0.494 0.573 0.079 Tanzania
1940s 0.494 0.573 0.079 Tanzania
1950s 0.494 0.5702 0.0762 Tanzania
1960s 0.494 0.2542 0.2398 Sao Tome and Principe
1970s 0.4395 0.215 0.2245 Sao Tome and Principe
1980s 0.401 0.2193 0.1817 Sao Tome and Principe
1990s 0.228 0.205 0.023 Sao Tome and Principe
2000s 0.2314 0.189 0.0424 Sao Tome and Principe
2010s 0.2189 0.1934 0.0255 Sao Tome and Principe
2020s 0.2162 0.1897 0.0265 Sao Tome and Principe

Averages of every year both report within each decade.

Frequently asked questions

Which has higher political centralization index, Sao Tome and Principe or Tanzania?
Tanzania, at 0.24 against 0.227 in Sao Tome and Principe as of 2025.
What is the difference in political centralization index between Sao Tome and Principe and Tanzania?
0.013, with Tanzania ahead.
How many years of comparable data are there for Sao Tome and Principe and Tanzania?
112 years are reported by both, from 1914 to 2025.
How do Sao Tome and Principe and Tanzania rank globally for political centralization index?
Sao Tome and Principe ranks 107th and Tanzania ranks 105th of 176 countries.
Where does this data come from?
Our World in Data, published as Political centralization index. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Sao Tome and Principe vs Tanzania: Political centralization index. Statizoid, drawing on Our World in Data. Retrieved 21 August 2026, from https://reference.statizoid.com/compare/political-centralization-index/sao-tome-and-principe/tanzania/

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About this data

Indicator
Political centralization index
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
176 places, 29,802 data points, 1789–2025
Last refreshed