| 年份 | 常住人口数(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | 25.02 |
| 2022 | 25.12 |
| 2021 | 25.2 |
| 2020 | 25.5 |
| 2019 | 27.98 |
| 2018 | 28 |
| 2017 | 28.01 |
| 2016 | 27.9 |
| 2015 | 27.78 |
| 2014 | 27.7 |
| 2013 | 27.64 |
| 2012 | 27.59 |
| 2011 | — |
| 2010 | 27.6 |
| 2009 | 27.82 |
| 2008 | 27.69 |
| 2007 | 27.62 |
| 2006 | 27.54 |
| 2005 | — |
| 2004 | — |
| 2003 | — |
| 2002 | — |
| 2001 | — |
| 2000 | — |
| 1999 | — |