| 年份 | 户籍人口(万人) |
|---|---|
| 2023 | — |
| 2022 | — |
| 2021 | 26.7 |
| 2020 | 26.922 |
| 2019 | 27.07 |
| 2018 | 27.18 |
| 2017 | 27.29 |
| 2016 | 27.53 |
| 2015 | 27.52 |
| 2014 | 27.5 |
| 2013 | 30.2 |
| 2012 | 30.86 |
| 2011 | 31.12 |
| 2010 | 31.01 |
| 2009 | 30.85 |
| 2008 | 30.64 |
| 2007 | 30.31 |
| 2006 | 30.19 |
| 2005 | 30.15 |
| 2004 | 30.13 |
| 2003 | 30.22 |
| 2002 | 30.02 |
| 2001 | 29.8 |
| 2000 | 29.52 |
| 1999 | 29.3 |