| 年份 | 户籍人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | 28.7 |
| 2022 | — |
| 2021 | 28.7 |
| 2020 | 28.692 |
| 2019 | 28.69 |
| 2018 | 28 |
| 2017 | 28.4 |
| 2016 | 28.29 |
| 2015 | 28.2 |
| 2014 | 28.11 |
| 2013 | 27.91 |
| 2012 | 27.84 |
| 2011 | 27.72 |
| 2010 | 27.65 |
| 2009 | 27.81 |
| 2008 | 27.7 |
| 2007 | 27.6 |
| 2006 | 27.4 |
| 2005 | 27.3 |
| 2004 | 27.2 |
| 2003 | 26.9 |
| 2002 | 26.7 |
| 2001 | 28.6 |
| 2000 | 28.3 |
| 1999 | 26.52 |