| 序号 |
时间(年) |
数据(单位：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 |
398.26 |
| 12 |
2010 |
425.82 |
| 13 |
2009 |
452.66 |
| 14 |
2008 |
482.52 |
| 15 |
2007 |
506.41 |
| 16 |
2006 |
542.08 |
| 17 |
2005 |
550.67 |
| 18 |
2004 |
547.65 |
| 19 |
2003 |
554.43 |
| 20 |
2002 |
553.81 |
| 21 |
2001 |
558.19 |
| 22 |
2000 |
563.70 |
| 23 |
1999 |
567.08 |
| 24 |
1998 |
568.60 |
| 25 |
1997 |
576.28 |
| 26 |
1996 |
556.55 |
| 27 |
1995 |
532.37 |
| 28 |
1994 |
504.76 |
| 29 |
1993 |
459.18 |
| 30 |
1992 |
415.79 |
| 31 |
1991 |
355.24 |
| 32 |
1990 |
298.40 |
| 33 |
1989 |
278.33 |
| 34 |
1988 |
250.65 |
| 35 |
1987 |
227.89 |
| 36 |
1986 |
183.43 |
| 37 |
1980 |
83.07 |
| 38 |
1978 |
70.84 |
| 39 |
1975 |
57.52 |
| 40 |
1970 |
40.33 |
| 41 |
1965 |
40.98 |
| 42 |
1962 |
31.57 |
| 43 |
1957 |
25.20 |
| 44 |
1952 |
12.10 |
