| 年份 | 常住人口数(万人) |
|---|---|
| 2025 | 18.74 |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | — |
| 2020 | — |
| 2019 | 22.69 |
| 2018 | 22.59 |
| 2017 | 22.41 |
| 2016 | 22.31 |
| 2015 | 22.31 |
| 2014 | 22.19 |
| 2013 | 22.15 |
| 2012 | 22.11 |
| 2011 | 22.05 |
| 2010 | 21.94 |
| 2009 | 23.91 |
| 2008 | 23.8 |
| 2007 | 23.69 |
| 2006 | 23.64 |
| 2005 | 23.61 |
| 2004 | — |
| 2003 | — |
| 2002 | — |
| 2001 | — |
| 2000 | — |
| 1999 | — |