| 序号 | 时间 (年) |
数据 (平方公里) |
|---|---|---|
| 1 | 2020 | |
| 2 | 2019 | |
| 3 | 2018 | |
| 4 | 2017 | |
| 5 | 2016 | |
| 6 | 2015 | |
| 7 | 2014 | 922.02 |
| 8 | 2013 | 902.95 |
| 9 | 2012 | 888.39 |
| 10 | 2011 | 854.30 |
| 11 | 2010 | 798.48 |
| 12 | 2009 | 780.15 |
| 13 | 2008 | 706.54 |
| 14 | 2007 | 681.85 |
| 15 | 2006 | 659.29 |
| 16 | 2005 | 657.17 |
| 17 | 2004 | 649.67 |
| 18 | 2003 | 245.52 |
| 19 | 2002 | 188.46 |
| 20 | 2001 | 169.10 |
| 21 | 2000 | 147.68 |
| 22 | 1999 | 126.14 |
| 23 | 1998 | 101.82 |
| 24 | 1997 | 93.22 |
| 25 | 1996 | 90.16 |
| 26 | 1995 | 82.48 |
