| 年份 | 常住人口数(万人) |
|---|---|
| 2025 | 25.88 |
| 2024 | — |
| 2023 | 26 |
| 2022 | — |
| 2021 | 26.10 |
| 2020 | 26 |
| 2019 | 23.8 |
| 2018 | 23.8 |
| 2017 | 23.7 |
| 2016 | 23.4 |
| 2015 | 23.2 |
| 2014 | 23.1 |
| 2013 | 23 |
| 2012 | 23 |
| 2011 | 23.46 |
| 2010 | 23.36 |
| 2009 | 21.6 |
| 2008 | 21.5 |
| 2007 | 21.5 |
| 2006 | 21.5 |
| 2005 | 21.4 |
| 2004 | — |
| 2003 | — |
| 2002 | — |
| 2001 | — |
| 2000 | — |
| 1999 | — |