| 序号 | 时间 (年) |
数据 (千公顷) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 2610.00 |
| 8 | 2011 | 2878.50 |
| 9 | 2010 | 2878.50 |
| 10 | 2009 | 2841.40 |
| 11 | 2008 | 2830.70 |
| 12 | 2007 | 2847.66 |
| 13 | 2006 | 3272.20 |
| 14 | 2005 | 3272.20 |
| 15 | 2004 | 3272.20 |
| 16 | 2003 | 3272.20 |
| 17 | 2002 | 3272.20 |
| 18 | 2001 | 3272.20 |
| 19 | 2000 | 3272.20 |
| 20 | 1999 | 3272.20 |
| 21 | 1998 | 2292.13 |
| 22 | 1997 | 2298.65 |
| 23 | 1996 | 3272.20 |
| 24 | 1995 | 2317.30 |
| 25 | 1993 | 3525.58 |
| 26 | 1992 | 3650.54 |
| 27 | 1990 | 3793.25 |
| 28 | 1985 | 3897.81 |
| 29 | 1980 | 4126.07 |
| 30 | 1978 | 2778.81 |
| 31 | 1952 | 2964.80 |
| 32 | 1949 | 2723.47 |
