| 年份 | 常住人口数(万人) |
|---|---|
| 2025 | 15.26 |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | — |
| 2020 | — |
| 2019 | 18.28 |
| 2018 | 18.21 |
| 2017 | 17.92 |
| 2016 | 17.95 |
| 2015 | 17.95 |
| 2014 | 18.04 |
| 2013 | 18.03 |
| 2012 | 17.99 |
| 2011 | 17.96 |
| 2010 | 18.01 |
| 2009 | 19.17 |
| 2008 | 19.46 |
| 2007 | 19.45 |
| 2006 | 19.46 |
| 2005 | 19.45 |
| 2004 | — |
| 2003 | — |
| 2002 | — |
| 2001 | — |
| 2000 | — |
| 1999 | — |