| 序号 | 时间 (年) |
数据 (千公顷) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2018 | |
| 5 | 2017 | |
| 6 | 2016 | |
| 7 | 2015 | |
| 8 | 2014 | |
| 9 | 2013 | |
| 10 | 2012 | |
| 11 | 2011 | 199.06 |
| 12 | 2010 | 192.61 |
| 13 | 2009 | 184.23 |
| 14 | 2008 | 175.28 |
| 15 | 2007 | 153.23 |
| 16 | 2006 | 161.81 |
| 17 | 2005 | 164.85 |
| 18 | 2004 | 163.92 |
| 19 | 2003 | 161.96 |
| 20 | 2002 | 162.09 |
| 21 | 2001 | 153.91 |
| 22 | 2000 | 145.92 |
| 23 | 1999 | 138.84 |
| 24 | 1998 | 135.24 |
| 25 | 1997 | 125.02 |
| 26 | 1996 | 107.49 |
| 27 | 1995 | 102.66 |
| 28 | 1994 | 92.23 |
| 29 | 1993 | 84.10 |
| 30 | 1992 | 78.93 |
| 31 | 1991 | 75.07 |
| 32 | 1990 | 71.83 |
| 33 | 1989 | 69.44 |
| 34 | 1988 | 65.07 |
| 35 | 1987 | 59.32 |
| 36 | 1986 | 54.23 |
| 37 | 1985 | 49.70 |
| 38 | 1978 | 24.27 |
