| 年份 | 户籍人口(万人) |
|---|---|
| 2023 | — |
| 2022 | — |
| 2021 | — |
| 2020 | 16.57 |
| 2019 | 18.64 |
| 2018 | 18.62 |
| 2017 | 18.72 |
| 2016 | 18.68 |
| 2015 | 18.5 |
| 2014 | 18.35 |
| 2013 | 18.37 |
| 2012 | 18.51 |
| 2011 | 18.81 |
| 2010 | 18.59 |
| 2009 | 18.39 |
| 2008 | 18.22 |
| 2007 | 18.12 |
| 2006 | 18.07 |
| 2005 | 17.98 |
| 2004 | 18.02 |
| 2003 | 13.06 |
| 2002 | 13.1 |
| 2001 | 13 |
| 2000 | 13 |
| 1999 | — |