| 序号 | 时间 (年) |
数据 (千克/公顷) |
|---|---|---|
| 1 | 2020 | |
| 2 | 2019 | |
| 3 | 2018 | |
| 4 | 2017 | |
| 5 | 2016 | |
| 6 | 2015 | |
| 7 | 2014 | 1122.00 |
| 8 | 2013 | 923.00 |
| 9 | 2012 | 1012.00 |
| 10 | 2011 | 1043.00 |
| 11 | 2010 | 945.00 |
| 12 | 2009 | 1151.00 |
| 13 | 2008 | 1172.00 |
| 14 | 2007 | 1112.00 |
| 15 | 2006 | 1149.00 |
| 16 | 2005 | 1000.00 |
| 17 | 2004 | 1036.00 |
| 18 | 2003 | 994.00 |
| 19 | 2002 | 1086.00 |
| 20 | 2001 | 1062.00 |
| 21 | 2000 | 1085.00 |
| 22 | 1999 | 1072.00 |
| 23 | 1998 | 996.00 |
| 24 | 1997 | 894.00 |
| 25 | 1996 | 773.00 |
| 26 | 1995 | 707.00 |
| 27 | 1994 | 705.00 |
| 28 | 1993 | 539.00 |
| 29 | 1992 | 455.00 |
| 30 | 1991 | 870.00 |
| 31 | 1990 | 690.00 |
| 32 | 1989 | 780.00 |
| 33 | 1988 | 825.00 |
| 34 | 1987 | 1020.00 |
| 35 | 1986 | 930.00 |
| 36 | 1985 | 915.00 |
| 37 | 1984 | 1005.00 |
| 38 | 1983 | 825.00 |
| 39 | 1982 | 720.00 |
| 40 | 1981 | 720.00 |
| 41 | 1980 | 735.00 |
| 42 | 1979 | 315.00 |
| 43 | 1978 | 255.00 |
| 44 | 1977 | 240.00 |
| 45 | 1976 | 255.00 |
| 46 | 1975 | 390.00 |
| 47 | 1970 | 390.00 |
| 48 | 1965 | 300.00 |
| 49 | 1962 | 105.00 |
| 50 | 1957 | 225.00 |
| 51 | 1955 | 285.00 |
| 52 | 1952 | 240.00 |
| 53 | 1949 | 180.00 |
