| Footnotes |
| a | Projected est. (medium fertility variant). | |
| b | For statistical purposes, the data for United States of America do not include this area. | |
| c | 2023 | |
| d | 2018 | |
| e | Break in the time series. | |
| f | Population aged 16 years and over. | |
| g | Data classified according to ISIC Rev. 3. | |
| h | 2010 | |
| i | 2019 | |
| j | Data refers to a 5-year period preceding the reference year. | |
| k | Calculated by the UN Statistics Division. | |
| l | 2024 | |
| m | 2022 | |
| n | Estimate. |