| 年份 | 户籍人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | 17.1 |
| 2020 | 17.11 |
| 2019 | 16.99 |
| 2018 | 16.923 |
| 2017 | 16.79 |
| 2016 | 16.89 |
| 2015 | 16.89 |
| 2014 | 22.84 |
| 2013 | 22.62 |
| 2012 | 21.74 |
| 2011 | 21.46 |
| 2010 | 21 |
| 2009 | 20 |
| 2008 | 22.7 |
| 2007 | 23 |
| 2006 | 23 |
| 2005 | 22 |
| 2004 | 22 |
| 2003 | 21 |
| 2002 | 20.3 |
| 2001 | 21 |
| 2000 | 21 |
| 1999 | 20.4 |