| 年份 | 常住人口数(万人) |
|---|---|
| 2025 | 15.03 |
| 2024 | — |
| 2023 | 15.56 |
| 2022 | 15.89 |
| 2021 | 16 |
| 2020 | 16.02 |
| 2019 | 19.01 |
| 2018 | 18.93 |
| 2017 | 18.85 |
| 2016 | 18.81 |
| 2015 | 18.75 |
| 2014 | 18.69 |
| 2013 | 18.62 |
| 2012 | 18.58 |
| 2011 | — |
| 2010 | 18.48 |
| 2009 | 19.64 |
| 2008 | 19.62 |
| 2007 | 19.6 |
| 2006 | 19.51 |
| 2005 | — |
| 2004 | — |
| 2003 | — |
| 2002 | — |
| 2001 | — |
| 2000 | — |
| 1999 | — |