| 年份 | 常住人口数(万人) |
|---|---|
| 2025 | 28.39 |
| 2024 | — |
| 2023 | 28.8 |
| 2022 | — |
| 2021 | 28.74 |
| 2020 | 28.56 |
| 2019 | 31.98 |
| 2018 | 31.88 |
| 2017 | 31.75 |
| 2016 | 31.66 |
| 2015 | 31.4 |
| 2014 | 31.67 |
| 2013 | 31.62 |
| 2012 | 31.51 |
| 2011 | 31.42 |
| 2010 | 31.92 |
| 2009 | 32.6 |
| 2008 | 32.65 |
| 2007 | 33.35 |
| 2006 | 33.45 |
| 2005 | — |
| 2004 | — |
| 2003 | — |
| 2002 | — |
| 2001 | — |
| 2000 | — |
| 1999 | — |