| 年份 | 户籍人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | 27.2 |
| 2020 | 27.465 |
| 2019 | 28.03 |
| 2018 | 28.1 |
| 2017 | 29.86 |
| 2016 | 28.47 |
| 2015 | 28.45 |
| 2014 | 28.38 |
| 2013 | 28.38 |
| 2012 | 28.7 |
| 2011 | 28.7 |
| 2010 | 28.7 |
| 2009 | 28.5 |
| 2008 | 28.4 |
| 2007 | 28.2 |
| 2006 | 27.9 |
| 2005 | 27.83 |
| 2004 | 28 |
| 2003 | 27.91 |
| 2002 | 27.82 |
| 2001 | 27.76 |
| 2000 | 27.87 |
| 1999 | 27.42 |