| 年份 | 常住人口(万人) |
|---|---|
| 2025 | — |
| 2024 | 31.51 |
| 2023 | 31.63 |
| 2022 | 31.63 |
| 2021 | 31.53 |
| 2020 | 31 |
| 2019 | 25.31 |
| 2018 | 25.2 |
| 2017 | 24.98 |
| 2016 | 24.59 |
| 2015 | 24.39 |
| 2014 | 24.13 |
| 2013 | 23.55 |
| 2012 | 23.43 |
| 2011 | 23.32 |
| 2010 | 23.19 |
| 2009 | 21.09 |
| 2008 | 20.98 |
| 2007 | — |
| 2006 | — |
| 2005 | — |
| 2004 | — |
| 2003 | — |
| 2002 | — |
| 2001 | — |
| 2000 | — |