| 年份 | 常住人口数(万人) |
|---|---|
| 2025 | 19.28 |
| 2024 | — |
| 2023 | — |
| 2022 | 19.89 |
| 2021 | 20.12 |
| 2020 | 20.16 |
| 2019 | 25.99 |
| 2018 | 26.11 |
| 2017 | 25.58 |
| 2016 | 25.43 |
| 2015 | 24.83 |
| 2014 | 24.6 |
| 2013 | 24.43 |
| 2012 | 24.27 |
| 2011 | 24.1 |
| 2010 | 24.05 |
| 2009 | 23.87 |
| 2008 | — |
| 2007 | 23.59 |
| 2006 | 23.47 |
| 2005 | 23.2 |
| 2004 | 22.85 |
| 2003 | 22.85 |
| 2002 | 22.33 |
| 2001 | 22.18 |
| 2000 | — |
| 1999 | — |