| 年份 | 常住人口数(万人) |
|---|---|
| 2025 | 23.39 |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | — |
| 2020 | — |
| 2019 | 29.81 |
| 2018 | 29.66 |
| 2017 | 29.32 |
| 2016 | 29.23 |
| 2015 | 29.23 |
| 2014 | 29.12 |
| 2013 | 29.11 |
| 2012 | 29 |
| 2011 | 28.97 |
| 2010 | 28.61 |
| 2009 | 30.91 |
| 2008 | 30.83 |
| 2007 | 30.6 |
| 2006 | 30.55 |
| 2005 | 30.53 |
| 2004 | — |
| 2003 | — |
| 2002 | — |
| 2001 | — |
| 2000 | — |
| 1999 | — |