| 年份 | 常住人口数(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | 48.47 |
| 2022 | 48.2 |
| 2021 | 48.35 |
| 2020 | 47.85 |
| 2019 | 34.03 |
| 2018 | 33.17 |
| 2017 | 32.84 |
| 2016 | 29.73 |
| 2015 | 29.25 |
| 2014 | 29.13 |
| 2013 | 28.77 |
| 2012 | 28.31 |
| 2011 | 28.05 |
| 2010 | 21.54 |
| 2009 | 18.04 |
| 2008 | 17.58 |
| 2007 | 17.48 |
| 2006 | 17.3 |
| 2005 | 18.22 |
| 2004 | 12.16 |
| 2003 | 11.6 |
| 2002 | 11.13 |
| 2001 | 11.06 |
| 2000 | — |
| 1999 | — |