| 年份 | 户籍人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | — |
| 2020 | — |
| 2020 | — |
| 2019 | 27.7558 |
| 2018 | 27.8896 |
| 2017 | 28 |
| 2016 | 33 |
| 2015 | 29 |
| 2014 | 23 |
| 2013 | 23 |
| 2012 | 23 |
| 2011 | 25 |
| 2010 | 23 |
| 2009 | 23 |
| 2008 | 22.5 |
| 2007 | 22 |
| 2006 | 22 |
| 2005 | 27.98 |
| 2004 | 27.78 |
| 2003 | 27.45 |
| 2002 | 27.33 |
| 2001 | 27.2 |
| 2000 | 27.15 |
| 1999 | 27.02 |