| 年份 | 年平均人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2021 | — |
| 2020 | -- |
| 2019 | 458 |
| 2018 | 233 |
| 2017 | 233 |
| 2016 | 461 |
| 2015 | 461.23 |
| 2014 | 460.6 |
| 2013 | 459.1 |
| 2012 | 459.2 |
| 2011 | 459.6 |
| 2010 | 458.96 |
| 2009 | 459.29 |
| 2008 | 459.52 |
| 2007 | 458.94 |
| 2006 | 457.48 |
| 2005 | 455.3 |
| 2004 | 453.95 |
| 2003 | 452.92 |
| 2002 | 228.45 |
| 2001 | — |
| 2000 | — |