| 年份 | 常住人口(万人) |
|---|---|
| 2025 | 304.4 |
| 2024 | 305.1 |
| 2023 | 310 |
| 2022 | 310.02 |
| 2021 | 309.87 |
| 2020 | 310 |
| 2019 | 346.3 |
| 2018 | 345.6 |
| 2017 | 344.24 |
| 2016 | 342.19 |
| 2015 | 340.64 |
| 2014 | 339.19 |
| 2013 | 337.49 |
| 2012 | 335.71 |
| 2011 | 333.97 |
| 2010 | 332.09 |
| 2009 | 319.51 |
| 2008 | 317.86 |
| 2007 | — |
| 2006 | — |
| 2005 | — |
| 2004 | — |
| 2003 | — |
| 2002 | — |
| 2001 | — |
| 2000 | — |