| 年份 | 常住人口数(万人) |
|---|---|
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | — |
| 2020 | — |
| 2019 | 30.81 |
| 2018 | 30.53 |
| 2017 | 30.02 |
| 2016 | 29.72 |
| 2015 | 29.72 |
| 2014 | 29.57 |
| 2013 | 29.28 |
| 2012 | 29.03 |
| 2011 | 28.74 |
| 2010 | 28.45 |
| 2009 | 26.56 |
| 2008 | 27.18 |
| 2007 | 27.05 |
| 2006 | 26.81 |
| 2005 | 26.65 |
| 2004 | — |
| 2003 | — |
| 2002 | — |
| 2001 | — |
| 2000 | — |
| 1999 | — |