| 年份 | 常住人口(万人) |
|---|---|
| 2025 | 318.4 |
| 2024 | 319.2 |
| 2023 | 319.9 |
| 2022 | 319.9 |
| 2022 | 319.9 |
| 2021 | 322 |
| 2020 | 321 |
| 2019 | 291 |
| 2018 | 290 |
| 2017 | 290 |
| 2016 | 289 |
| 2015 | 287 |
| 2014 | 285 |
| 2013 | 283 |
| 2012 | 281 |
| 2011 | 279 |
| 2010 | 277.85 |
| 2009 | 286 |
| 2008 | 284 |
| 2007 | — |
| 2006 | — |
| 2005 | — |
| 2004 | — |
| 2003 | — |
| 2002 | — |
| 2001 | — |
| 2000 | — |