Sao Tome and Principe vs Upper middle income: Age dependency ratio, young
Age dependency ratio, young over time
- Sao Tome and Principe
- Upper middle income
How they compare
Sao Tome and Principe currently reports 63.9% against 28.5% in Upper middle income, a difference of 35.4%.
That makes Sao Tome and Principe's figure about 2.2 times Upper middle income's.
The two have swapped places 1 time across 66 shared years of data; in 1960 it was Upper middle income ahead.
Sao Tome and Principe ranks 38th and Upper middle income ranks 35th of 218 countries.
Across the 7 decades both report, Sao Tome and Principe averaged higher in 6 and Upper middle income in 1.
Head to head by decade
| Decade | Sao Tome and Principe | Upper middle income | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 73.2% | 74.8% | 1.6% | Upper middle income |
| 1970s | 91.5% | 72.0% | 19.6% | Sao Tome and Principe |
| 1980s | 87.9% | 57.6% | 30.3% | Sao Tome and Principe |
| 1990s | 87.5% | 48.2% | 39.2% | Sao Tome and Principe |
| 2000s | 78.5% | 37.1% | 41.4% | Sao Tome and Principe |
| 2010s | 76.1% | 32.3% | 43.9% | Sao Tome and Principe |
| 2020s | 67.2% | 30.2% | 36.9% | Sao Tome and Principe |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher age dependency ratio, young, Sao Tome and Principe or Upper middle income?
- Sao Tome and Principe, at 63.9% against 28.5% in Upper middle income as of 2025.
- What is the difference in age dependency ratio, young between Sao Tome and Principe and Upper middle income?
- 35.4%, with Sao Tome and Principe ahead.
- How many years of comparable data are there for Sao Tome and Principe and Upper middle income?
- 66 years are reported by both, from 1960 to 2025.
- How do Sao Tome and Principe and Upper middle income rank globally for age dependency ratio, young?
- Sao Tome and Principe ranks 38th and Upper middle income ranks 35th of 218 countries.
- Where does this data come from?
- World Population Prospects, United Nations (UN), publisher: UN Population Division, published as Age dependency ratio, young (% 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, young, is the ratio of younger dependents--people younger than 15--to the working-age population--those ages 15-64. Data are shown as the proportion of dependents per 100 working-age population.