IDA & IBRD total vs Zambia: Age dependency ratio
IDA & IBRD total
54.2%
in 2025
Zambia
75.3%
in 2025
IDA & IBRD total rank
29th
Zambia rank
27th
Age dependency ratio over time
- IDA & IBRD total
- Zambia
How they compare
Zambia currently reports 75.3% against 54.2% in IDA & IBRD total, a difference of 21.1%.
That makes Zambia's figure about 1.4 times IDA & IBRD total's.
Across all 66 years both countries report, Zambia has been ahead every year.
IDA & IBRD total ranks 29th and Zambia ranks 27th of 47 groups.
Zambia has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | IDA & IBRD total | Zambia | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 81.1% | 98.4% | 17.3% | Zambia |
| 1970s | 80.2% | 107.1% | 26.9% | Zambia |
| 1980s | 72.7% | 108.5% | 35.8% | Zambia |
| 1990s | 67.3% | 103.7% | 36.4% | Zambia |
| 2000s | 59.7% | 97.3% | 37.6% | Zambia |
| 2010s | 55.9% | 88.6% | 32.7% | Zambia |
| 2020s | 55.1% | 78.8% | 23.7% | Zambia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher age dependency ratio, IDA & IBRD total or Zambia?
- Zambia, at 75.3% against 54.2% in IDA & IBRD total as of 2025.
- What is the difference in age dependency ratio between IDA & IBRD total and Zambia?
- 21.1%, with Zambia ahead.
- How many years of comparable data are there for IDA & IBRD total and Zambia?
- 66 years are reported by both, from 1960 to 2025.
- How do IDA & IBRD total and Zambia rank globally for age dependency ratio?
- IDA & IBRD total ranks 29th and Zambia ranks 27th of 47 groups.
- Where does this data come from?
- World Population Prospects, United Nations (UN), publisher: UN Population Division, published as Age dependency ratio (% of working-age population). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Age dependency ratio is the ratio of dependents--people younger than 15 or older than 64--to the working-age population--those ages 15-64. Data are shown as the proportion of dependents per 100 working-age population.