| 年份 | 户籍人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | 4.3 |
| 2020 | 4.286 |
| 2019 | 4.308 |
| 2018 | 4.354 |
| 2017 | 4 |
| 2016 | 4 |
| 2015 | 5 |
| 2014 | 4.6 |
| 2013 | 4.6 |
| 2012 | 4.6 |
| 2011 | 4.6 |
| 2010 | 4.5 |
| 2009 | 4.6 |
| 2008 | 4.6 |
| 2007 | 4.5 |
| 2006 | 4.5 |
| 2005 | 4.4 |
| 2004 | 4.4 |
| 2003 | 4.37 |
| 2002 | 4.37 |
| 2001 | 4.4 |
| 2000 | 4.4 |
| 1999 | 49.54 |