| 序号 | 时间 (年) |
数据 (平方公里) |
|---|---|---|
| 1 | 2023 | |
| 2 | 2022 | |
| 3 | 2021 | |
| 4 | 2020 | |
| 5 | 2019 | |
| 6 | 2018 | |
| 7 | 2017 | 8.87 |
| 8 | 2016 | 17.71 |
| 9 | 2015 | 14.66 |
| 10 | 2014 | 24.33 |
| 11 | 2013 | 19.87 |
| 12 | 2012 | 39.65 |
| 13 | 2011 | 47.73 |
| 14 | 2010 | 28.30 |
| 15 | 2009 | 40.67 |
| 16 | 2008 | 37.09 |
| 17 | 2007 | 18.34 |
| 18 | 2006 | 16.03 |
| 19 | 2005 | 21.02 |
| 20 | 2004 | 11.69 |
| 21 | 2003 | 19.52 |
| 22 | 2002 | 7.89 |
| 23 | 2001 | 3.50 |
| 24 | 2000 | 7.68 |
| 25 | 1999 | 3.36 |
| 26 | 1998 | 2.28 |
