| 年份 | 年平均人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | 81.12 |
| 2022 | — |
| 2021 | 80.89 |
| 2020 | 80.68 |
| 2019 | 80.35 |
| 2018 | 350 |
| 2017 | 348 |
| 2016 | 346 |
| 2015 | 342.1 |
| 2014 | 338.2 |
| 2013 | 294.2 |
| 2012 | 328.6 |
| 2011 | 327 |
| 2010 | 321.24 |
| 2009 | 310.65 |
| 2008 | — |
| 2007 | — |
| 2006 | — |
| 2005 | — |
| 2004 | — |
| 2003 | — |
| 2002 | — |
| 2001 | — |
| 2000 | — |