| 年份 | 户籍人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | 18.4 |
| 2020 | 18.476 |
| 2019 | 18.593 |
| 2018 | 18.35 |
| 2017 | 18.29 |
| 2016 | 18.15 |
| 2015 | 18.04 |
| 2014 | 17.94 |
| 2013 | 17.83 |
| 2012 | 17.7 |
| 2011 | 17.62 |
| 2010 | 17.54 |
| 2009 | 18 |
| 2008 | 18.24 |
| 2007 | 18.4 |
| 2006 | 18 |
| 2005 | 18.5 |
| 2004 | 17.3 |
| 2003 | 17.2 |
| 2002 | 17.1 |
| 2001 | 17 |
| 2000 | 17 |
| 1999 | 16.91 |