| 年份 | 年平均人口(万人) |
|---|---|
| 2025 | — |
| 2024 | — |
| 2023 | — |
| 2022 | — |
| 2022 | — |
| 2021 | — |
| 2020 | -- |
| 2019 | 284.73 |
| 2018 | 283.34 |
| 2017 | 135 |
| 2016 | 269 |
| 2015 | 267.35 |
| 2014 | 270.4 |
| 2013 | 274.6 |
| 2012 | 275 |
| 2011 | 277.4 |
| 2010 | 277.27 |
| 2009 | 257.49 |
| 2008 | 256 |
| 2007 | 254.97 |
| 2006 | 253.57 |
| 2005 | 252.48 |
| 2004 | 251.36 |
| 2003 | 249.86 |
| 2002 | 247.63 |
| 2001 | 246 |
| 2000 | 247 |