| 年份 | 户籍人口(万人) |
| 2023 | |
| 2022 | |
| 2021 | 点击查看 |
| 2020 | 点击查看 |
| 2019 | 点击查看 |
| 2018 | 点击查看 |
| 2017 | 19 |
| 2016 | 20 |
| 2015 | 16 |
| 2014 | 19.70 |
| 2013 | 19.80 |
| 2012 | 19.70 |
| 2011 | 19.70 |
| 2010 | 19.70 |
| 2009 | 19.70 |
| 2008 | 19.70 |
| 2007 | 19.70 |
| 2006 | 19.80 |
| 2005 | 19.70 |
| 2004 | 19.70 |
| 2003 | 19.90 |
| 2002 | 19.90 |
| 2001 | 20 |
| 2000 | 20 |
| 1999 | 20 |
