| 年份 | 户籍人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | 5.6 |
| 2020 | 5.593 |
| 2019 | 5.53 |
| 2018 | 5.5 |
| 2017 | 5.32 |
| 2016 | 5.2 |
| 2015 | 5.2 |
| 2014 | 5.32 |
| 2013 | 5.42 |
| 2012 | 5.27 |
| 2011 | 6 |
| 2010 | 5.14 |
| 2009 | 5 |
| 2008 | 4.7 |
| 2007 | 5 |
| 2006 | 5 |
| 2005 | 5 |
| 2004 | 4.29 |
| 2003 | 4.07 |
| 2002 | 4.06 |
| 2001 | 4.01 |
| 2000 | 2.97 |
| 1999 | 3.62 |