| 年份 | 户籍人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | 31.6 |
| 2020 | 31.543 |
| 2019 | 32.57 |
| 2018 | 32.47 |
| 2017 | 32.32 |
| 2016 | 32 |
| 2015 | 31.7 |
| 2014 | 31.39 |
| 2013 | 31.11 |
| 2012 | 30.9 |
| 2011 | 30.67 |
| 2010 | 30.55 |
| 2009 | 28 |
| 2008 | 29.79 |
| 2007 | 29.65 |
| 2006 | 27 |
| 2005 | 28.9 |
| 2004 | 26.8 |
| 2003 | 26.5 |
| 2002 | 26.3 |
| 2001 | 25.9 |
| 2000 | 25.8 |
| 1999 | 25.57 |