| 年份 | 户籍人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | 17.5 |
| 2020 | 17.553 |
| 2019 | 17.932 |
| 2018 | 17.632 |
| 2017 | 18 |
| 2016 | 18 |
| 2015 | 18 |
| 2014 | 17 |
| 2013 | 17 |
| 2012 | 17 |
| 2011 | 16.6 |
| 2010 | 17 |
| 2009 | 23.1 |
| 2008 | 23 |
| 2007 | 22.6 |
| 2006 | 15.7 |
| 2005 | 15.6 |
| 2004 | 22.7 |
| 2003 | 16.1 |
| 2002 | 15.8 |
| 2001 | 15.8 |
| 2000 | 15.7 |
| 1999 | 21.47 |