| 年份 | 常住人口(万人) |
|---|---|
| 2025 | 257.8 |
| 2024 | 261.3 |
| 2023 | 265.8 |
| 2022 | 265.8 |
| 2021 | 267.6 |
| 2020 | 271.4 |
| 2019 | 331.92 |
| 2018 | 332.2 |
| 2017 | 331.67 |
| 2016 | 331.14 |
| 2015 | 332.86 |
| 2014 | 332.21 |
| 2013 | 331.72 |
| 2012 | 330.79 |
| 2011 | 329.63 |
| 2010 | 328.38 |
| 2009 | 316.3 |
| 2008 | 152.8 |
| 2007 | — |
| 2006 | — |
| 2005 | — |
| 2004 | — |
| 2003 | — |
| 2002 | — |
| 2001 | — |
| 2000 | — |