Chad vs WB: Ida Total: School life expectancy, primary to tertiary, both sexes
Chad
7.14 years
in 2015
WB: Ida Total
9.34 years
in 2021
Chad rank
178th
WB: Ida Total rank
181st
School life expectancy, primary to tertiary, both sexes over time
- Chad
- WB: Ida Total
How they compare
WB: Ida Total currently reports 9.34 years against 7.14 years in Chad, a difference of 2.2 years.
That makes WB: Ida Total's figure about 1.3 times Chad's.
Across all 23 years both countries report, WB: Ida Total has been ahead every year.
Chad ranks 178th and WB: Ida Total ranks 181st of 186 countries.
WB: Ida Total has averaged higher in every one of the 5 decades both report.
Head to head by decade
| Decade | Chad | WB: Ida Total | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 2.08 years | 4.78 years | 2.7 years | WB: Ida Total |
| 1980s | 2.73 years | 5.98 years | 3.25 years | WB: Ida Total |
| 1990s | 4 years | 6.33 years | 2.33 years | WB: Ida Total |
| 2000s | 5.52 years | 7.46 years | 1.94 years | WB: Ida Total |
| 2010s | 7.12 years | 8.73 years | 1.61 years | WB: Ida Total |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher school life expectancy, primary to tertiary, both sexes, Chad or WB: Ida Total?
- WB: Ida Total, at 9.34 years against 7.14 years in Chad as of 2021.
- What is the difference in school life expectancy, primary to tertiary, both sexes between Chad and WB: Ida Total?
- 2.2 years, with WB: Ida Total ahead.
- How many years of comparable data are there for Chad and WB: Ida Total?
- 23 years are reported by both, from 1971 to 2015.
- How do Chad and WB: Ida Total rank globally for school life expectancy, primary to tertiary, both sexes?
- Chad ranks 178th and WB: Ida Total ranks 181st of 186 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as School life expectancy, primary to tertiary, both sexes (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
February 2026 Data Release