| 序号 | 时间 (年) |
数据 (千公顷) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 3080.00 |
| 8 | 2009 | 2819.77 |
| 9 | 2008 | 2827.10 |
| 10 | 2007 | 2826.75 |
| 11 | 2006 | 2993.40 |
| 12 | 2005 | 2993.40 |
| 13 | 2004 | 2993.40 |
| 14 | 2003 | 2993.40 |
| 15 | 2002 | 2993.40 |
| 16 | 2001 | 2993.40 |
| 17 | 2000 | 2993.40 |
| 18 | 1999 | 2993.40 |
| 19 | 1998 | 2281.29 |
| 20 | 1997 | 2298.14 |
| 21 | 1996 | 2993.40 |
| 22 | 1995 | 2308.40 |
| 23 | 1993 | 2326.10 |
| 24 | 1992 | 2336.90 |
| 25 | 1990 | 2349.56 |
| 26 | 1978 | 2399.80 |
| 27 | 1952 | 2747.70 |
| 28 | 1949 | 2365.40 |
