| 年份 | 常住人口(万人) |
|---|---|
| 2025 | — |
| 2024 | 315.1 |
| 2023 | 315.3 |
| 2022 | 315.3 |
| 2021 | 315.1 |
| 2020 | 316.1 |
| 2019 | 327.1 |
| 2018 | 326.7 |
| 2017 | 327.21 |
| 2016 | 326.5 |
| 2015 | 326.05 |
| 2014 | 325 |
| 2013 | 325.56 |
| 2012 | 325.44 |
| 2011 | 324.33 |
| 2010 | 323.58 |
| 2009 | 337.98 |
| 2008 | 335.63 |
| 2007 | — |
| 2006 | — |
| 2005 | — |
| 2004 | — |
| 2003 | — |
| 2002 | — |
| 2001 | — |
| 2000 | — |