| 年份 | 户籍人口(万人) |
|---|---|
| 2025 | — |
| 2023 | — |
| 2022 | — |
| 2021 | 28.4 |
| 2020 | 28.706 |
| 2019 | 29.158 |
| 2018 | 29.363 |
| 2017 | 29.56 |
| 2016 | 30.23 |
| 2015 | 30.58 |
| 2014 | 30.9 |
| 2013 | 31.09 |
| 2012 | 33.1 |
| 2011 | 33.6 |
| 2010 | 33.5 |
| 2009 | 33.25 |
| 2008 | 33.34 |
| 2007 | 32.96 |
| 2006 | 32.58 |
| 2005 | 33.03 |
| 2004 | 33 |
| 2003 | 32.6 |
| 2002 | 32.3 |
| 2001 | 32.2 |
| 2000 | 31.76 |
| 1999 | 31.53 |