| 序号 | 时间 (年) |
数据 (千公顷) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2018 | |
| 5 | 2017 | |
| 6 | 2016 | |
| 7 | 2015 | 87.11 |
| 8 | 2014 | 44.34 |
| 9 | 2013 | 100.18 |
| 10 | 2012 | 63.06 |
| 11 | 2011 | 212.72 |
| 12 | 2010 | 29.87 |
| 13 | 2009 | 33.26 |
| 14 | 2008 | 32.81 |
| 15 | 2007 | 35.45 |
| 16 | 2006 | 23.18 |
| 17 | 2005 | 24.22 |
| 18 | 2004 | 16.31 |
| 19 | 2003 | 16.72 |
| 20 | 2002 | 17.49 |
| 21 | 2001 | 21.01 |
| 22 | 2000 | 24.50 |
| 23 | 1999 | 23.93 |
| 24 | 1998 | 25.12 |
| 25 | 1997 | 29.99 |
| 26 | 1996 | 34.45 |
| 27 | 1995 | 41.74 |
| 28 | 1994 | 45.56 |
| 29 | 1993 | 63.77 |
| 30 | 1992 | 223.03 |
| 31 | 1991 | 306.02 |
| 32 | 1990 | 303.91 |
| 33 | 1989 | 242.94 |
| 34 | 1988 | 192.39 |
| 35 | 1987 | 166.12 |
| 36 | 1986 | 209.67 |
| 37 | 1985 | 282.83 |
| 38 | 1980 | 175.13 |
| 39 | 1978 | 194.71 |
| 40 | 1975 | 192.75 |
| 41 | 1970 | 173.49 |
| 42 | 1965 | 172.65 |
| 43 | 1962 | 55.89 |
| 44 | 1957 | 127.60 |
| 45 | 1952 | 34.31 |
