| 序号 |
时间(年) |
数据(单位：平方公里) |
| 1 |
2019 |
|
| 2 |
2018 |
|
| 3 |
2016 |
|
| 4 |
2015 |
|
| 5 |
2014 |
|
| 6 |
2013 |
|
| 7 |
2012 |
34046.00 |
| 8 |
2011 |
33445.00 |
| 9 |
2010 |
32726.00 |
| 10 |
2009 |
32774.00 |
| 11 |
2008 |
32633.00 |
| 12 |
2007 |
32765.00 |
| 13 |
2006 |
32722.00 |
| 14 |
2005 |
32637.00 |
| 15 |
2004 |
32108.00 |
| 16 |
2003 |
32105.00 |
| 17 |
2002 |
32093.00 |
| 18 |
2001 |
32022.00 |
| 19 |
2000 |
31948.00 |
| 20 |
1999 |
24757.00 |
| 21 |
1998 |
24385.00 |
| 22 |
1997 |
23284.00 |
| 23 |
1996 |
72482.00 |
| 24 |
1995 |
77401.00 |
| 25 |
1994 |
65331.00 |
| 26 |
1993 |
58042.00 |
| 27 |
1991 |
35413.00 |
| 28 |
1990 |
34562.00 |
| 29 |
1989 |
33127.00 |
| 30 |
1988 |
33147.00 |
| 31 |
1987 |
27519.00 |
| 32 |
1986 |
26975.00 |
| 33 |
1985 |
24430.00 |
| 34 |
1984 |
17105.00 |
