IBRD only vs Japan: Age dependency ratio
IBRD only
47.1%
in 2025
Japan
70.2%
in 2025
IBRD only rank
38th
Japan rank
41st
Age dependency ratio over time
- IBRD only
- Japan
How they compare
Japan currently reports 70.2% against 47.1% in IBRD only, a difference of 23.1%.
That makes Japan's figure about 1.5 times IBRD only's.
The two have swapped places 1 time across 66 shared years of data; in 1960 it was IBRD only ahead.
IBRD only ranks 38th and Japan ranks 41st of 45 groups.
Across the 7 decades both report, IBRD only averaged higher in 5 and Japan in 2.
Head to head by decade
| Decade | IBRD only | Japan | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 80.0% | 47.8% | 32.2% | IBRD only |
| 1970s | 77.8% | 46.0% | 31.8% | IBRD only |
| 1980s | 68.0% | 46.8% | 21.2% | IBRD only |
| 1990s | 61.3% | 43.8% | 17.5% | IBRD only |
| 2000s | 52.3% | 51.4% | 0.9% | IBRD only |
| 2010s | 47.9% | 64.4% | 16.4% | Japan |
| 2020s | 47.8% | 70.1% | 22.3% | Japan |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher age dependency ratio, IBRD only or Japan?
- Japan, at 70.2% against 47.1% in IBRD only as of 2025.
- What is the difference in age dependency ratio between IBRD only and Japan?
- 23.1%, with Japan ahead.
- How many years of comparable data are there for IBRD only and Japan?
- 66 years are reported by both, from 1960 to 2025.
- How do IBRD only and Japan rank globally for age dependency ratio?
- IBRD only ranks 38th and Japan ranks 41st of 45 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.