| 年份 | 年平均人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | — |
| 2020 | -- |
| 2019 | 502 |
| 2018 | 164 |
| 2017 | 164 |
| 2016 | 508 |
| 2015 | 508.18 |
| 2014 | 508.2 |
| 2013 | 507.1 |
| 2012 | 506.7 |
| 2011 | 505.9 |
| 2010 | 504.31 |
| 2009 | 502.44 |
| 2008 | 500.8 |
| 2007 | 502.15 |
| 2006 | 502.83 |
| 2005 | 502.41 |
| 2004 | 503.22 |
| 2003 | 503.83 |
| 2002 | 257.78 |
| 2001 | — |
| 2000 | — |