| 年份 | 常住人口数(万人) |
|---|---|
| 2025 | 31.57 |
| 2024 | — |
| 2023 | 31.4 |
| 2022 | — |
| 2021 | 32.20 |
| 2020 | 32.4 |
| 2019 | 33 |
| 2018 | 33.4 |
| 2017 | 33.3 |
| 2016 | 33.1 |
| 2015 | 32.89 |
| 2014 | 32.67 |
| 2013 | 32.6 |
| 2012 | 32.6 |
| 2011 | 32.5 |
| 2010 | 32.37 |
| 2009 | 40 |
| 2008 | 39.9 |
| 2007 | 40.3 |
| 2006 | 40.21 |
| 2005 | 40.37 |
| 2004 | — |
| 2003 | — |
| 2002 | — |
| 2001 | — |
| 2000 | — |
| 1999 | — |