| 序号 |
时间(年) |
数据(单位：公斤/亩) |
| 1 |
2021 |
|
| 2 |
2020 |
|
| 3 |
2019 |
|
| 4 |
2018 |
|
| 5 |
2017 |
|
| 6 |
2016 |
|
| 7 |
2015 |
381.00 |
| 8 |
2014 |
382.00 |
| 9 |
2013 |
378.00 |
| 10 |
2012 |
374.00 |
| 11 |
2011 |
372.00 |
| 12 |
2010 |
363.00 |
| 13 |
2009 |
365.00 |
| 14 |
2008 |
362.00 |
| 15 |
2007 |
354.00 |
| 16 |
2006 |
344.00 |
| 17 |
2005 |
326.00 |
| 18 |
2004 |
328.00 |
| 19 |
2003 |
322.00 |
| 20 |
2002 |
312.00 |
| 21 |
2001 |
316.00 |
| 22 |
2000 |
312.00 |
| 23 |
1999 |
313.00 |
| 24 |
1998 |
315.00 |
| 25 |
1997 |
314.00 |
| 26 |
1996 |
312.00 |
| 27 |
1995 |
304.00 |
| 28 |
1994 |
296.00 |
| 29 |
1993 |
295.00 |
| 30 |
1992 |
287.00 |
| 31 |
1991 |
284.00 |
| 32 |
1990 |
282.00 |
| 33 |
1989 |
288.00 |
| 34 |
1988 |
278.00 |
| 35 |
1987 |
285.00 |
| 36 |
1986 |
264.00 |
| 37 |
1980 |
246.00 |
| 38 |
1978 |
219.00 |
| 39 |
1975 |
186.00 |
| 40 |
1970 |
189.00 |
| 41 |
1965 |
176.00 |
| 42 |
1962 |
126.00 |
| 43 |
1957 |
138.00 |
| 44 |
1952 |
128.00 |
