| 年份 | 户籍人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | 29.47 |
| 2020 | — |
| 2019 | 27.16 |
| 2018 | 26.08 |
| 2017 | 24.96 |
| 2016 | 24.12 |
| 2015 | 23.53 |
| 2014 | 23.17 |
| 2013 | 22.91 |
| 2012 | 22.76 |
| 2011 | 22.61 |
| 2010 | 22.52 |
| 2009 | 22.46 |
| 2008 | 22.43 |
| 2007 | 22.55 |
| 2006 | 22.55 |
| 2005 | 22.49 |
| 2004 | 22.02 |
| 2003 | 21.67 |
| 2002 | — |
| 2001 | — |
| 2000 | — |
| 1999 | — |