| 年份 | 户籍人口 (万人) |
|---|---|
| 2024 | |
| 2023 | |
| 2022 | |
| 2021 | |
| 2020 | |
| 2019 | |
| 2018 | |
| 2017 | |
| 2016 | |
| 2015 | 20.46 |
| 2014 | 20.51 |
| 2013 | 22.36 |
| 2012 | 23.26 |
| 2011 | 22.38 |
| 2010 | 22.00 |
| 2009 | 22.00 |
| 2008 | 22.10 |
| 2007 | 22.00 |
| 2006 | 21.00 |
| 2005 | 21.00 |
| 2004 | 21.00 |
| 2003 | 22.00 |
| 2002 | 21.50 |
| 2001 | 22.00 |
| 2000 | 22.00 |
