| 年份 | 户籍人口(万人) |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | 31.3 |
| 2020 | 31.258 |
| 2019 | 31.423 |
| 2018 | 31.3 |
| 2017 | 27.93 |
| 2016 | 31.36 |
| 2015 | 31 |
| 2014 | 30.3 |
| 2013 | 29.59 |
| 2012 | 28.9 |
| 2011 | 28.6 |
| 2010 | 28.2 |
| 2009 | 27.8 |
| 2008 | 27.5 |
| 2007 | 25.9 |
| 2006 | 25.7 |
| 2005 | 25.2 |
| 2004 | 25 |
| 2003 | 25.04 |
| 2002 | 24.87 |
| 2001 | 24.81 |
| 2000 | 24.5 |
| 1999 | 24.77 |