| 序号 | 时间 (年) |
数据 (公顷) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2018 | |
| 5 | 2016 | |
| 6 | 2015 | |
| 7 | 2014 | 5130.00 |
| 8 | 2013 | 5046.00 |
| 9 | 2012 | 4951.00 |
| 10 | 2011 | 4804.00 |
| 11 | 2010 | 6164.00 |
| 12 | 2009 | 4468.00 |
| 13 | 2008 | 4350.00 |
| 14 | 2007 | 4221.00 |
| 15 | 2006 | 4643.00 |
| 16 | 2005 | 3992.00 |
| 17 | 2004 | 3988.00 |
| 18 | 2003 | 3895.00 |
| 19 | 2002 | 3773.00 |
| 20 | 2001 | 3687.00 |
| 21 | 2000 | 3595.00 |
| 22 | 1999 | 3583.00 |
| 23 | 1998 | 3487.00 |
| 24 | 1997 | 3283.00 |
| 25 | 1996 | 3201.00 |
| 26 | 1995 | 3201.00 |
| 27 | 1994 | 3146.00 |
| 28 | 1993 | 3005.00 |
| 29 | 1991 | 4077.00 |
| 30 | 1990 | 2678.00 |
| 31 | 1989 | 2267.00 |
