| 年份 | 户籍人口(万人) |
|---|---|
| 2023 | — |
| 2022 | — |
| 2021 | 28.8 |
| 2020 | 28.181 |
| 2019 | 27.991 |
| 2018 | 27.6 |
| 2017 | 27.2 |
| 2016 | 27.33 |
| 2015 | 27.3 |
| 2014 | 27.3 |
| 2013 | 27.08 |
| 2012 | 27 |
| 2011 | 26.6 |
| 2010 | 26.5 |
| 2009 | 26.5 |
| 2008 | 26.1 |
| 2007 | 25.7 |
| 2006 | 25.3 |
| 2005 | 25.03 |
| 2004 | 25 |
| 2003 | 24.9 |
| 2002 | 24.8 |
| 2001 | 24.7 |
| 2000 | 24.42 |
| 1999 | 24.26 |