| 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 | 6087.00 |
| 8 | 2013 | 6099.00 |
| 9 | 2012 | 6214.00 |
| 10 | 2011 | 6172.00 |
| 11 | 2010 | 6043.00 |
| 12 | 2009 | 6088.00 |
| 13 | 2008 | 6086.00 |
| 14 | 2007 | 5896.00 |
| 15 | 2006 | 5848.00 |
| 16 | 2005 | 5837.00 |
| 17 | 2004 | 5570.00 |
| 18 | 2003 | 5355.00 |
| 19 | 2002 | 4763.00 |
| 20 | 2001 | 5201.00 |
| 21 | 2000 | 4938.00 |
| 22 | 1999 | 5271.00 |
| 23 | 1998 | 5244.00 |
| 24 | 1997 | 4766.00 |
| 25 | 1996 | 5260.00 |
| 26 | 1995 | 5220.00 |
| 27 | 1994 | 5015.00 |
| 28 | 1993 | 4992.00 |
| 29 | 1992 | 4533.00 |
| 30 | 1991 | 4845.00 |
| 31 | 1990 | 4380.00 |
| 32 | 1989 | 4035.00 |
| 33 | 1988 | 3990.00 |
| 34 | 1987 | 4125.00 |
| 35 | 1986 | 3840.00 |
| 36 | 1985 | 3930.00 |
| 37 | 1984 | 3885.00 |
| 38 | 1983 | 3465.00 |
| 39 | 1982 | 3090.00 |
| 40 | 1981 | 2835.00 |
| 41 | 1980 | 2820.00 |
| 42 | 1979 | 2835.00 |
| 43 | 1978 | 2595.00 |
| 44 | 1977 | 2370.00 |
| 45 | 1976 | 2460.00 |
| 46 | 1975 | 2355.00 |
| 47 | 1970 | 1575.00 |
| 48 | 1965 | 1350.00 |
| 49 | 1962 | 915.00 |
| 50 | 1957 | 990.00 |
| 51 | 1955 | 1110.00 |
| 52 | 1952 | 1035.00 |
| 53 | 1949 | 795.00 |
