| 年份 | 年平均人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | 284 |
| 2020 | 287.3 |
| 2019 | 290.4 |
| 2018 | 292.6 |
| 2017 | 43 |
| 2016 | 300 |
| 2015 | 301.21 |
| 2014 | 302 |
| 2013 | 302 |
| 2012 | 303.6 |
| 2011 | 305 |
| 2010 | 305.6 |
| 2009 | 306 |
| 2008 | 305.7 |
| 2007 | 305 |
| 2006 | 303.5 |
| 2005 | 301.5 |
| 2004 | 299.9 |
| 2003 | 299.4 |
| 2002 | 299.1 |
| 2001 | 298.7 |
| 2000 | 297.8 |