| 年份 | 户籍人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | — |
| 2020 | 19.155 |
| 2019 | 19.292 |
| 2018 | 19.44 |
| 2017 | 19.52 |
| 2016 | 19.6 |
| 2015 | 19.67 |
| 2014 | 19.97 |
| 2013 | 19.79 |
| 2012 | 19.43 |
| 2011 | 19.3 |
| 2010 | 19 |
| 2009 | 19.11 |
| 2008 | 18.9 |
| 2007 | 18.41 |
| 2006 | 17.77 |
| 2005 | 17.3 |
| 2004 | 16.76 |
| 2003 | 16.48 |
| 2002 | 16.23 |
| 2001 | 16.07 |
| 2000 | 15.85 |
| 1999 | 15.78 |