| 年份 | 户籍人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | 28 |
| 2020 | 28.085 |
| 2019 | 28.12 |
| 2018 | 28.02 |
| 2017 | 27.97 |
| 2016 | 27.92 |
| 2015 | 27.89 |
| 2014 | 27.83 |
| 2013 | 27.8 |
| 2012 | 27.64 |
| 2011 | 27.52 |
| 2010 | 27.36 |
| 2009 | 28 |
| 2008 | 28.97 |
| 2007 | 28.91 |
| 2006 | 28.8 |
| 2005 | 28.6 |
| 2004 | 28 |
| 2003 | 28.1 |
| 2002 | 28.1 |
| 2001 | 28.1 |
| 2000 | 28 |
| 1999 | 27.94 |