| 序号 | 时间 (年) |
数据 (公斤/亩) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2018 | |
| 5 | 2017 | |
| 6 | 2016 | |
| 7 | 2015 | 377.00 |
| 8 | 2014 | 368.00 |
| 9 | 2013 | 357.00 |
| 10 | 2012 | 353.00 |
| 11 | 2011 | 339.00 |
| 12 | 2010 | 340.00 |
| 13 | 2009 | 341.00 |
| 14 | 2008 | 334.00 |
| 15 | 2007 | 308.00 |
| 16 | 2006 | 319.00 |
| 17 | 2005 | 323.00 |
| 18 | 2000 | 297.00 |
| 19 | 1995 | 283.00 |
| 20 | 1990 | 225.00 |
| 21 | 1985 | 211.00 |
