| 序号 | 时间 (年) |
数据 (公顷) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2018 | |
| 5 | 2017 | |
| 6 | 2016 | |
| 7 | 2015 | 22410.00 |
| 8 | 2014 | 22355.00 |
| 9 | 2013 | 22172.00 |
| 10 | 2012 | 21576.00 |
| 11 | 2011 | 21022.00 |
| 12 | 2010 | 20535.00 |
| 13 | 2009 | 20053.00 |
| 14 | 2008 | 6402.00 |
| 15 | 2007 | 17530.00 |
| 16 | 2006 | 13654.00 |
| 17 | 2005 | 13121.00 |
| 18 | 2004 | 12591.00 |
| 19 | 2003 | 6003.00 |
| 20 | 2002 | 5906.00 |
| 21 | 2001 | 5521.00 |
| 22 | 2000 | 5391.00 |
| 23 | 1999 | 5269.00 |
| 24 | 1998 | 5168.00 |
| 25 | 1997 | 4664.00 |
| 26 | 1996 | 4484.00 |
| 27 | 1995 | 4209.00 |
| 28 | 1994 | 3575.00 |
| 29 | 1993 | 3298.00 |
| 30 | 1991 | 2807.00 |
| 31 | 1990 | 1870.00 |
| 32 | 1989 | 1889.00 |
