| 年份 | 户籍人口(万人) |
|---|---|
| 2025 | — |
| 2023 | — |
| 2022 | — |
| 2021 | 28.6 |
| 2020 | 28.658 |
| 2019 | 28.75 |
| 2018 | 28.8 |
| 2017 | 28.84 |
| 2016 | 28.87 |
| 2015 | 28.72 |
| 2014 | 29.29 |
| 2013 | 29.11 |
| 2012 | 28.85 |
| 2011 | 28.54 |
| 2010 | 28.24 |
| 2009 | 29.02 |
| 2008 | 28.8 |
| 2007 | 28.6 |
| 2006 | 28.4 |
| 2005 | 28.06 |
| 2004 | 28.34 |
| 2003 | 28.79 |
| 2002 | 28.94 |
| 2001 | 29.12 |
| 2000 | 29.21 |
| 1999 | 29.09 |