| 序号 | 时间 (年) |
数据 (千克/公顷) |
|---|---|---|
| 1 | 2017 | |
| 2 | 2016 | |
| 3 | 2015 | |
| 4 | 2014 | |
| 5 | 2013 | |
| 6 | 2011 | |
| 7 | 2010 | 2148.30 |
| 8 | 2009 | 2103.44 |
| 9 | 2008 | 2027.03 |
| 10 | 2007 | 1833.91 |
| 11 | 2006 | 2046.06 |
| 12 | 2005 | 2101.44 |
| 13 | 2004 | 1914.04 |
| 14 | 2003 | 1431.14 |
| 15 | 2002 | 1639.41 |
