| 年份 | 户籍人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | 29.4123 |
| 2021 | 29.6 |
| 2020 | 29.749 |
| 2019 | 30 |
| 2018 | 30.1 |
| 2017 | 30.5 |
| 2016 | 30.47 |
| 2015 | 30.3 |
| 2014 | 30.05 |
| 2013 | 30.26 |
| 2012 | 29.89 |
| 2011 | 29.888 |
| 2010 | 29.62 |
| 2009 | 29.72 |
| 2008 | 29.57 |
| 2007 | 29.4 |
| 2006 | 29.13 |
| 2005 | 28.5 |
| 2004 | 28.28 |
| 2003 | 28.01 |
| 2002 | 27.96 |
| 2001 | 27.95 |
| 2000 | 28.07 |
| 1999 | 28.65 |