| 年份 | 户籍人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | 30 |
| 2020 | 30.014 |
| 2019 | 30.069 |
| 2018 | 27.93 |
| 2017 | 27.84 |
| 2016 | 27.68 |
| 2015 | 27.55 |
| 2014 | 27.41 |
| 2013 | 27.28 |
| 2012 | 27.2 |
| 2011 | 27.01 |
| 2010 | 26.86 |
| 2009 | 29 |
| 2008 | 27.71 |
| 2007 | 27.61 |
| 2006 | 28 |
| 2005 | 27.5 |
| 2004 | 27.3 |
| 2003 | 33 |
| 2002 | 32.8 |
| 2001 | 32.5 |
| 2000 | 32.3 |
| 1999 | 32.04 |