Deliberative Political Institutions Index in Tanzania
Tanzania: Deliberative Political Institutions Index was 0.675 in 2025. ◆ Volatile
Deliberative Political Institutions Index in Tanzania, 1914–2025
Source: V-Dem (2026) – processed by Our World in Data.
Analysis
The most recent figure for deliberative political institutions index in Tanzania is 0.675, measured in 2025.
That represents a change of up 3.8% on the previous year and down 12.7% over ten years.
Over the whole period, deliberative political institutions index in Tanzania peaked at 0.776 in 2019 and was at its lowest, 0.024, in 1914.
That places Tanzania 81st out of 175 countries with data for 2025, putting it in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1910s | 0.024 | 0.024 | 0.024 | 6 |
| 1920s | 0.024 | 0.024 | 0.024 | 10 |
| 1930s | 0.024 | 0.024 | 0.024 | 10 |
| 1940s | 0.024 | 0.024 | 0.024 | 10 |
| 1950s | 0.027 | 0.024 | 0.034 | 10 |
| 1960s | 0.4227 | 0.06 | 0.483 | 10 |
| 1970s | 0.483 | 0.483 | 0.483 | 10 |
| 1980s | 0.5346 | 0.483 | 0.581 | 10 |
| 1990s | 0.6701 | 0.617 | 0.698 | 10 |
| 2000s | 0.7332 | 0.704 | 0.763 | 10 |
| 2010s | 0.7643 | 0.733 | 0.776 | 10 |
| 2020s | 0.7047 | 0.65 | 0.753 | 6 |
Countries ranked near Tanzania
More reference data data for Tanzania
- Spring temperature anomalies -0.6683 °C (2026)
- Summer temperature anomalies 0.3295 °C (2026)
- Temperature anomalies by month 0.5126 °C (2026)
- Universal right to vote in practice 2 (2025)
- Autumn temperature anomalies 0.5023 °C (2025)
- Winter temperature anomalies 0.6747 °C (2025)
- Consumer price index 231.54 2010 = 100 (2025)
- Universal right to vote 2 (2025)
- Competitive elections 0 (2025)
- Men's universal right to vote 1 (2025)
Frequently asked questions
- What is deliberative political institutions index in Tanzania?
- Deliberative political institutions index in Tanzania was 0.675 in 2025, according to V-Dem (2026) – processed by Our World in Data.
- What is the highest deliberative political institutions index recorded in Tanzania?
- The highest recorded value was 0.776 in 2019.
- What is the lowest deliberative political institutions index recorded in Tanzania?
- The lowest recorded value was 0.024 in 1914.
- How does Tanzania rank for deliberative political institutions index?
- Tanzania ranks 81st out of 175 countries with data for 2025.
- Is deliberative political institutions index rising or falling in Tanzania?
- Over the last ten years it is down 12.7%. The long-run trend across the full record is volatile.
- Where does this Tanzania data come from?
- The figures come from V-Dem (2026) – processed by Our World in Data, published as part of Deliberative Political Institutions Index. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 112 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Central estimate of the extent to which political elites justify their positions, justify them with the common good, acknowledge counterarguments, consult elites in policy changes, and society deliberates policy changes.