| 年份 | 常住人口数(万人) |
|---|---|
| 2025 | 19.14 |
| 2024 | — |
| 2023 | 19.99 |
| 2022 | — |
| 2021 | 20.4 |
| 2020 | 20.85 |
| 2019 | 25.2 |
| 2018 | 25.25 |
| 2017 | 25.29 |
| 2016 | 25.25 |
| 2015 | 25.2 |
| 2014 | 25.15 |
| 2013 | 25.08 |
| 2012 | 25.03 |
| 2011 | — |
| 2010 | 24.91 |
| 2009 | 25.53 |
| 2008 | 25.43 |
| 2007 | 25.38 |
| 2006 | 25.45 |
| 2005 | — |
| 2004 | — |
| 2003 | — |
| 2002 | — |
| 2001 | — |
| 2000 | — |
| 1999 | — |