| 年份 | 户籍人口(万人) |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | 22 |
| 2020 | 22.028 |
| 2019 | 22.112 |
| 2018 | 22.1 |
| 2017 | 21.06 |
| 2016 | 22.11 |
| 2015 | 21.96 |
| 2014 | 21.74 |
| 2013 | 21.53 |
| 2012 | 21.3 |
| 2011 | 21 |
| 2010 | 20.8 |
| 2009 | 20.6 |
| 2008 | 20.3 |
| 2007 | 20 |
| 2006 | 19.7 |
| 2005 | 19.67 |
| 2004 | 20 |
| 2003 | 19.3 |
| 2002 | 19.2 |
| 2001 | 19.15 |
| 2000 | 19.13 |
| 1999 | 18.95 |