| 序号 | 时间 (年) |
数据 (千克/公顷) |
|---|---|---|
| 1 | 2016 | |
| 2 | 2015 | |
| 3 | 2014 | |
| 4 | 2013 | |
| 5 | 2011 | |
| 6 | 2010 | |
| 7 | 2009 | 37645.00 |
| 8 | 2008 | 37313.00 |
| 9 | 2007 | 36933.00 |
| 10 | 2006 | 36956.00 |
| 11 | 2005 | 36847.13 |
| 12 | 2004 | 32918.00 |
| 13 | 2003 | 29554.00 |
| 14 | 2002 | 34020.00 |
| 15 | 2001 | 33054.00 |
| 16 | 2000 | 33482.85 |
| 17 | 1999 | 32333.00 |
| 18 | 1998 | 33152.00 |
| 19 | 1995 | 27342.00 |
| 20 | 1990 | 22335.00 |
| 21 | 1985 | 22170.00 |
| 22 | 1980 | 29925.00 |
| 23 | 1978 | 29850.00 |
