| 年份 | 户籍人口(万人) |
|---|---|
| 2023 | — |
| 2022 | — |
| 2021 | 27.2 |
| 2020 | 27.376 |
| 2019 | 27.59 |
| 2018 | 27.711 |
| 2017 | 27.88 |
| 2016 | 28.53 |
| 2015 | 28.78 |
| 2014 | 28.85 |
| 2013 | 29.4 |
| 2012 | 29.6 |
| 2011 | 29.9 |
| 2010 | 29.85 |
| 2009 | 29.93 |
| 2008 | 29.74 |
| 2007 | 29.49 |
| 2006 | 29.09 |
| 2005 | 28.61 |
| 2004 | 28.3 |
| 2003 | 27.9 |
| 2002 | 28.5 |
| 2001 | 28.2 |
| 2000 | 28.23 |
| 1999 | 27.96 |