Sao Tome and Principe vs Yemen: Democratic change
Sao Tome and Principe
1
in 2025
Yemen
1
in 2025
Sao Tome and Principe rank
23rd
Yemen rank
23rd
Democratic change over time
- Sao Tome and Principe
- Yemen
How they compare
Sao Tome and Principe currently reports 1 against 1 in Yemen, a difference of 0.
The two have swapped places 2 times across 35 shared years of data; in 1991 it was Yemen ahead.
Sao Tome and Principe ranks 23rd and Yemen ranks 23rd of 175 countries.
Across the 4 decades both report, Sao Tome and Principe averaged higher in 1 and Yemen in 1.
Head to head by decade
| Decade | Sao Tome and Principe | Yemen | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 1.22 | 1.33 | 0.1111 | Yemen |
| 2000s | 1 | 1 | 0 | — |
| 2010s | 1 | 0.6 | 0.4 | Sao Tome and Principe |
| 2020s | 1 | 1 | 0 | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher democratic change, Sao Tome and Principe or Yemen?
- Sao Tome and Principe, at 1 against 1 in Yemen as of 2025.
- What is the difference in democratic change between Sao Tome and Principe and Yemen?
- 0, with Sao Tome and Principe ahead.
- How many years of comparable data are there for Sao Tome and Principe and Yemen?
- 35 years are reported by both, from 1991 to 2025.
- How do Sao Tome and Principe and Yemen rank globally for democratic change?
- Sao Tome and Principe ranks 23rd and Yemen ranks 23rd of 175 countries.
- Where does this data come from?
- Episodes of Regime Transformation (2026) – processed by Our World in Data, published as Democratic change. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Data by Episodes of Regime Transformation and V-Dem.