| 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 | 45111.00 |
| 8 | 2008 | 44828.00 |
| 9 | 2007 | 43604.00 |
| 10 | 2006 | 41135.00 |
| 11 | 2005 | 38562.22 |
| 12 | 2004 | 37967.00 |
| 13 | 2003 | 28469.00 |
| 14 | 2002 | 39076.00 |
| 15 | 2001 | 36050.00 |
| 16 | 2000 | 35808.31 |
| 17 | 1999 | 37282.00 |
| 18 | 1998 | 35790.00 |
| 19 | 1995 | 29583.00 |
| 20 | 1990 | 21585.00 |
| 21 | 1985 | 19500.00 |
| 22 | 1980 | 11625.00 |
| 23 | 1978 | 11250.00 |
