IDA total vs Tanzania: Proportion of seats held by women in national parliaments (%)
IDA total
23.7%
in 2025
Tanzania
39.5%
in 2025
IDA total rank
33rd
Tanzania rank
32nd
Proportion of seats held by women in national parliaments (%) over time
- IDA total
- Tanzania
How they compare
Tanzania currently reports 39.5% against 23.7% in IDA total, a difference of 15.8%.
That makes Tanzania's figure about 1.7 times IDA total's.
Across all 25 years both countries report, Tanzania has been ahead every year.
IDA total ranks 33rd and Tanzania ranks 32nd of 47 groups.
Tanzania has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | IDA total | Tanzania | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 7.7% | 17.5% | 9.8% | Tanzania |
| 2000s | 14.0% | 27.2% | 13.1% | Tanzania |
| 2010s | 19.8% | 36.4% | 16.6% | Tanzania |
| 2020s | 23.1% | 37.5% | 14.4% | Tanzania |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher proportion of seats held by women in national parliaments, IDA total or Tanzania?
- Tanzania, at 39.5% against 23.7% in IDA total as of 2025.
- What is the difference in proportion of seats held by women in national parliaments between IDA total and Tanzania?
- 15.8%, with Tanzania ahead.
- How many years of comparable data are there for IDA total and Tanzania?
- 25 years are reported by both, from 1997 to 2025.
- How do IDA total and Tanzania rank globally for proportion of seats held by women in national parliaments?
- IDA total ranks 33rd and Tanzania ranks 32nd of 47 groups.
- Where does this data come from?
- Monthly ranking of women in national parliaments, Inter-Parliamentary Union (IPU), published as Proportion of seats held by women in national parliaments (%). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Women in parliaments are the percentage of parliamentary seats in a single or lower chamber held by women.