| 年份 | 65岁及以上人口比重(％) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | 21.999962969016 |
| 2022 | 21.658419962744 |
| 2021 | 21.32325521803 |
| 2020 | 21.009547712376 |
| 2019 | 20.676325207027 |
| 2018 | 20.31023071221 |
| 2017 | 19.928384201091 |
| 2016 | 19.527162959237 |
| 2015 | 19.105064461211 |
| 2014 | 18.648420199184 |
| 2013 | 18.17498584515 |
| 2012 | 17.711618506485 |
| 2011 | 17.267703920693 |
| 2010 | 16.82 |
| 2009 | — |
| 2008 | — |
| 2007 | — |
| 2006 | — |
| 2005 | — |