| 序号 | 时间 (年) |
数据 (千公顷) |
|---|---|---|
| 1 | 2025 | |
| 2 | 2024 | |
| 3 | 2022 | |
| 4 | 2021 | |
| 5 | 2018 | |
| 6 | 2016 | |
| 7 | 2015 | |
| 8 | 2014 | |
| 9 | 2010 | |
| 10 | 2009 | |
| 11 | 2007 | 7.60 |
| 12 | 2006 | 11.30 |
| 13 | 2005 | 34.00 |
| 14 | 2004 | 12.50 |
| 15 | 2002 | 24.00 |
| 16 | 2001 | 23.00 |
| 17 | 1998 | 77.00 |
| 18 | 1997 | 9.00 |
| 19 | 1996 | 12.00 |
| 20 | 1995 | 40.00 |
| 21 | 1994 | 79.00 |
| 22 | 1993 | 24.00 |
| 23 | 1992 | 67.00 |
| 24 | 1990 | 4.00 |
| 25 | 1988 | 8.00 |
| 26 | 1987 | 66.00 |
| 27 | 1986 | 48.70 |
| 28 | 1985 | 16.00 |
| 29 | 1984 | 16.70 |
| 30 | 1983 | 132.00 |
| 31 | 1982 | 80.70 |
| 32 | 1981 | 43.30 |
| 33 | 1980 | 2.70 |
| 34 | 1979 | 75.30 |
| 35 | 1978 | 50.00 |
