| 年份 | 常住人口数(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | — |
| 2020 | — |
| 2019 | 27.84 |
| 2018 | 27.72 |
| 2017 | 27.41 |
| 2016 | 27.24 |
| 2015 | 27.24 |
| 2014 | 27.14 |
| 2013 | 27.13 |
| 2012 | 27.04 |
| 2011 | 26.95 |
| 2010 | 26.69 |
| 2009 | 30.62 |
| 2008 | 30.55 |
| 2007 | 30.34 |
| 2006 | 30.29 |
| 2005 | 30.26 |
| 2004 | — |
| 2003 | — |
| 2002 | — |
| 2001 | — |
| 2000 | — |
| 1999 | — |