| 年份 | 户籍人口(万人) |
|---|---|
| 2023 | — |
| 2022 | — |
| 2021 | 26.2 |
| 2020 | 26.448 |
| 2019 | 26.882 |
| 2018 | 26.9 |
| 2017 | 19.85 |
| 2016 | 27.3 |
| 2015 | 27.42 |
| 2014 | 27.6 |
| 2013 | 27.75 |
| 2012 | 27.9 |
| 2011 | 28 |
| 2010 | 28.1 |
| 2009 | 28 |
| 2008 | 28.2 |
| 2007 | 28.1 |
| 2006 | 28.2 |
| 2005 | 28.06 |
| 2004 | 28 |
| 2003 | 28.15 |
| 2002 | 28.2 |
| 2001 | 28.26 |
| 2000 | 22.65 |
| 1999 | 28.06 |