| 时期 |
岱山县 （万人） |
定海区 （万人） |
差值 |
|---|---|---|---|
| 2025 | -- | ||
| 2024 | -- | ||
| 2023 | -- | ||
| 2022 | -- | ||
| 2021 | -- | ||
| 2020 | -- | ||
| 2019 | 17.64 | 39.94 | 22.30 |
| 2018 | 17.88 | 39.76 | 21.88 |
| 2017 | 18.19 | 39.40 | 21.21 |
| 2016 | 18.51 | 38.99 | 20.48 |
| 2015 | 18.65 | 38.77 | 20.12 |
| 2014 | 18.79 | 38.61 | 19.82 |
| 2013 | 18.86 | 38.39 | 19.53 |
| 2012 | 18.96 | 38.12 | 19.16 |
| 2011 | 19.05 | 37.82 | 18.77 |
| 2010 | 19.11 | 37.59 | 18.48 |
| 2009 | 19.14 | 37.53 | 18.39 |
| 2008 | 19.20 | 37.51 | 18.31 |
| 2007 | 19.24 | 37.46 | 18.22 |
| 2006 | 19.35 | 37.33 | 17.98 |
| 2005 | 19.50 | 37.21 | 17.71 |
| 2004 | 19.73 | 37.06 | 17.33 |
| 2003 | 19.97 | 36.82 | 16.85 |