| 年份 | 户籍人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | 29 |
| 2020 | 29.13 |
| 2019 | 29.14 |
| 2018 | 29.07 |
| 2017 | 28.87 |
| 2016 | 28.83 |
| 2015 | 28.66 |
| 2014 | 28.46 |
| 2013 | 28.42 |
| 2012 | 27.85 |
| 2011 | 27.65 |
| 2010 | 27.47 |
| 2009 | 27.82 |
| 2008 | 27.58 |
| 2007 | 27.35 |
| 2006 | 27.03 |
| 2005 | 26.82 |
| 2004 | 26.77 |
| 2003 | 26.8 |
| 2002 | 26.8 |
| 2001 | 26.9 |
| 2000 | 26.79 |
| 1999 | 26.59 |