| 年份 | 常住人口(万人) |
|---|---|
| 2025 | 266.8 |
| 2024 | 268.8 |
| 2023 | 271.6 |
| 2022 | 271.6 |
| 2022 | 271.6 |
| 2021 | 273 |
| 2020 | 273 |
| 2019 | 264 |
| 2018 | 264 |
| 2017 | 264 |
| 2016 | 263 |
| 2015 | 261 |
| 2014 | 259 |
| 2013 | 258 |
| 2012 | 257 |
| 2011 | 256 |
| 2010 | 255.95 |
| 2009 | 278 |
| 2008 | 277 |
| 2007 | — |
| 2006 | — |
| 2005 | — |
| 2004 | — |
| 2003 | — |
| 2002 | — |
| 2001 | — |
| 2000 | — |