| 年份 | 常住人口(万人) |
|---|---|
| 2025 | 317.3 |
| 2024 | 316.7 |
| 2023 | 315.6 |
| 2022 | 315.6 |
| 2022 | 315.6 |
| 2021 | 315 |
| 2020 | 315 |
| 2019 | 291 |
| 2018 | 291 |
| 2017 | 290 |
| 2016 | 289 |
| 2015 | 287 |
| 2014 | 285 |
| 2013 | 284 |
| 2012 | 284 |
| 2011 | 283 |
| 2010 | 282.2 |
| 2009 | 304 |
| 2008 | 303 |
| 2007 | — |
| 2006 | — |
| 2005 | — |
| 2004 | — |
| 2003 | — |
| 2002 | — |
| 2001 | — |
| 2000 | — |