| 年份 | 户籍人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | 32 |
| 2020 | 32.058 |
| 2019 | 30.2 |
| 2018 | 30.08 |
| 2017 | 29.98 |
| 2016 | 29.84 |
| 2015 | 29.7 |
| 2014 | 29.59 |
| 2013 | 29.49 |
| 2012 | 29.41 |
| 2011 | 29.26 |
| 2010 | 29.2 |
| 2009 | 31.08 |
| 2008 | 31.03 |
| 2007 | 30.97 |
| 2006 | 30.94 |
| 2005 | 30.9 |
| 2004 | 29.7 |
| 2003 | 29.3 |
| 2002 | 29 |
| 2001 | 28.7 |
| 2000 | 28.9 |
| 1999 | 28.56 |