| 年份 | 户籍人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | 21.7 |
| 2020 | 21.502 |
| 2019 | 21.497 |
| 2018 | 21.53 |
| 2017 | 21 |
| 2016 | 18 |
| 2015 | 19 |
| 2014 | 19.1 |
| 2013 | 18.8 |
| 2012 | 18.2 |
| 2011 | 17.7 |
| 2010 | 17.3 |
| 2009 | 16.9 |
| 2008 | 16.1 |
| 2007 | 15.1 |
| 2006 | 14.6 |
| 2005 | 14.5 |
| 2004 | 14.4 |
| 2003 | 13.86 |
| 2002 | 13.86 |
| 2001 | 14 |
| 2000 | 13.8 |
| 1999 | 13.45 |