| 序号 | 时间 (年) |
数据 (公顷) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2018 | |
| 4 | 2017 | |
| 5 | 2016 | |
| 6 | 2015 | |
| 7 | 2014 | 3716.00 |
| 8 | 2013 | 3585.00 |
| 9 | 2012 | 2578.00 |
| 10 | 2011 | 2470.00 |
| 11 | 2010 | 2385.00 |
| 12 | 2009 | 2225.00 |
| 13 | 2008 | 2121.00 |
| 14 | 2007 | 4766.00 |
| 15 | 2006 | 3705.00 |
| 16 | 2005 | 3366.00 |
| 17 | 2004 | 2682.00 |
| 18 | 2003 | 2689.00 |
| 19 | 2002 | 2454.00 |
| 20 | 2001 | 757.00 |
| 21 | 2000 | 684.00 |
| 22 | 1999 | 673.00 |
| 23 | 1998 | 629.00 |
| 24 | 1997 | 498.00 |
| 25 | 1996 | 504.00 |
| 26 | 1995 | 501.00 |
| 27 | 1994 | 273.00 |
| 28 | 1993 | 298.00 |
| 29 | 1991 | 310.00 |
| 30 | 1990 | 195.00 |
| 31 | 1989 | 154.00 |
