Both sexes combined, as of 1 July. De facto population as of 1 July of the year indicated and in the age group indicated and the percentage it represents with respect to the total population. Population data are presented in thousands.
| Data | Valor | Modificar, % |
|---|---|---|
| 2023 | 20.931.751,00 | 2,58% |
| 2022 | 20.405.317,00 | 2,59% |
| 2021 | 19.889.742,00 | 2,65% |
| 2020 | 19.377.061,00 | 2,70% |
| 2019 | 18.867.337,00 | 2,72% |
| 2018 | 18.367.883,00 | 2,72% |
| 2017 | 17.881.167,00 | 2,73% |
| 2016 | 17.405.624,00 | 2,76% |
| 2015 | 16.938.942,00 | 2,80% |
| 2014 | 16.477.966,00 | 2,83% |
| 2013 | 16.024.775,00 | 2,85% |
| 2012 | 15.581.251,00 |