| 年度 | 数值 | 单位 | 发布时间 |
|---|
| 2026/2027 | 4.889 | 吨/公顷 | 2026-9 |
| 2025/2026 | 4.947 | 吨/公顷 | 2026-9 |
| 2024/2025 | 4.952 | 吨/公顷 | 2026-9 |
| 2023/2024 | 4.771 | 吨/公顷 | 2026-9 |
| 2022/2023 | 4.979 | 吨/公顷 | 2026-9 |
| 2021/2022 | 5.056 | 吨/公顷 | 2026-9 |
| 2020/2021 | 4.982 | 吨/公顷 | 2026-9 |
| 2019/2020 | 4.96 | 吨/公顷 | 2026-9 |
| 2018/2019 | 5.189 | 吨/公顷 | 2026-9 |
| 2017/2018 | 5.812 | 吨/公顷 | 2026-9 |
| 2016/2017 | 5.907 | 吨/公顷 | 2026-9 |
| 2015/2016 | 5.969 | 吨/公顷 | 2026-9 |
| 2014/2015 | 5.811 | 吨/公顷 | 2026-9 |
| 2013/2014 | 5.726 | 吨/公顷 | 2026-9 |
| 2012/2013 | 5.711 | 吨/公顷 | 2026-9 |
| 2011/2012 | 5.17 | 吨/公顷 | 2026-9 |
| 2010/2011 | 4.793 | 吨/公顷 | 2026-9 |
| 2009/2010 | 5.452 | 吨/公顷 | 2026-9 |
| 2008/2009 | 4.838 | 吨/公顷 | 2026-9 |
| 2007/2008 | 4.468 | 吨/公顷 | 2026-9 |
| 2006/2007 | 3.947 | 吨/公顷 | 2026-9 |
| 2005/2006 | 4.337 | 吨/公顷 | 2026-9 |
| 2004/2005 | 3 | 吨/公顷 | 2026-9 |
| 2003/2004 | 2.75 | 吨/公顷 | 2026-9 |
| 2002/2003 | 2.756 | 吨/公顷 | 2026-9 |
| 2001/2002 | 2.286 | 吨/公顷 | 2026-9 |
| 2000/2001 | 2.388 | 吨/公顷 | 2026-9 |
| 1999/2000 | 2.342 | 吨/公顷 | 2026-9 |
| 1998/1999 | 2.391 | 吨/公顷 | 2026-9 |
| 1997/1998 | 2.053 | 吨/公顷 | 2026-9 |
| 1996/1997 | 2.108 | 吨/公顷 | 2026-9 |
| 1995/1996 | 1.724 | 吨/公顷 | 2026-9 |