| 年份 | 65岁及以上人口比重(％) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | 20.735781230608 |
| 2022 | 20.265039386806 |
| 2021 | 19.902881708411 |
| 2020 | 19.672508588678 |
| 2019 | 19.484619501423 |
| 2018 | 19.292222397727 |
| 2017 | 19.067411945597 |
| 2016 | 18.82382502733 |
| 2015 | 18.58662624914 |
| 2014 | 18.293784868383 |
| 2013 | 17.884747567772 |
| 2012 | 17.491929900071 |
| 2011 | 17.210897910639 |
| 2010 | 17.2 |
| 2009 | — |
| 2008 | — |
| 2007 | — |
| 2006 | — |
| 2005 | — |