| 年份 | 常住人口数(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | 23.05 |
| 2020 | 22.9 |
| 2019 | 22.87 |
| 2018 | 22.73 |
| 2017 | 22.5 |
| 2016 | 22.31 |
| 2015 | 21.9 |
| 2014 | 21.68 |
| 2013 | 21.5 |
| 2012 | 21.37 |
| 2011 | 20.79 |
| 2010 | 20.68 |
| 2009 | 20.1 |
| 2008 | 20 |
| 2007 | 19.77 |
| 2006 | 19.71 |
| 2005 | 19.55 |
| 2004 | — |
| 2003 | — |
| 2002 | — |
| 2001 | — |
| 2000 | — |
| 1999 | — |