| Footnotes | 
| a | For statistical purposes, the data for United Kingdom do not include this area. | |
| b | Projected estimate (medium fertility variant). | |
| c | 2022 | |
| d | 2018 | |
| e | 2023 | |
| f | Break in the time series. | |
| g | Population aged 15 to 64 years. | |
| h | 2013 | |
| i | Population aged 16 years and over. | |
| j | 2011 | |
| k | Index base: 2000=100. | |
| l | 2014 | |
| m | 2019 | |
| n | Data refers to a 5-year period preceding the reference year. | |
| o | Calculated by the UN Statistics Division. | |
| p | 2016 | |
| q | Estimate. | |
| r | 2021 |