| 序号 | 时间 (年) |
数据 (公顷) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2018 | |
| 5 | 2016 | |
| 6 | 2015 | |
| 7 | 2014 | |
| 8 | 2013 | |
| 9 | 2012 | |
| 10 | 2011 | |
| 11 | 1996 | 38.00 |
| 12 | 1995 | 34.00 |
| 13 | 1994 | 33.00 |
| 14 | 1993 | 29.00 |
| 15 | 1991 | 33.00 |
| 16 | 1990 | 33.00 |
| 17 | 1989 | 28.00 |
