| 年份 | 65岁及以上人口比重(％) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | 22.241227311707 |
| 2022 | 21.855957714339 |
| 2021 | 21.614941734408 |
| 2020 | 21.400151392793 |
| 2019 | 21.052273205759 |
| 2018 | 20.749466388342 |
| 2017 | 20.499728241756 |
| 2016 | 20.223985495643 |
| 2015 | 19.948447617654 |
| 2014 | 19.645168492506 |
| 2013 | 19.316003330566 |
| 2012 | 19.028639934244 |
| 2011 | 18.785887546017 |
| 2010 | 18.18 |
| 2009 | — |
| 2008 | — |
| 2007 | — |
| 2006 | — |
| 2005 | — |
