| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 0.739 | 吨/公顷 | 2026-9 |
| 2025/2026 | 0.644 | 吨/公顷 | 2026-9 |
| 2024/2025 | 0.716 | 吨/公顷 | 2026-9 |
| 2023/2024 | 0.795 | 吨/公顷 | 2026-9 |
| 2022/2023 | 0.845 | 吨/公顷 | 2026-9 |
| 2021/2022 | 0.793 | 吨/公顷 | 2026-9 |
| 2020/2021 | 0.84 | 吨/公顷 | 2026-9 |
| 2019/2020 | 0.869 | 吨/公顷 | 2026-9 |
| 2018/2019 | 0.867 | 吨/公顷 | 2026-9 |
| 2017/2018 | 0.825 | 吨/公顷 | 2026-9 |
| 2016/2017 | 0.832 | 吨/公顷 | 2026-9 |
| 2015/2016 | 0.778 | 吨/公顷 | 2026-9 |
| 2014/2015 | 0.842 | 吨/公顷 | 2026-9 |
| 2013/2014 | 0.731 | 吨/公顷 | 2026-9 |
| 2012/2013 | 1.012 | 吨/公顷 | 2026-9 |
| 2011/2012 | 0.629 | 吨/公顷 | 2026-9 |
| 2010/2011 | 0.782 | 吨/公顷 | 2026-9 |
| 2009/2010 | 0.706 | 吨/公顷 | 2026-9 |
| 2008/2009 | 0.785 | 吨/公顷 | 2026-9 |
| 2007/2008 | 0.641 | 吨/公顷 | 2026-9 |
| 2006/2007 | 0.747 | 吨/公顷 | 2026-9 |
| 2005/2006 | 0.736 | 吨/公顷 | 2026-9 |
| 2004/2005 | 0.686 | 吨/公顷 | 2026-9 |
| 2003/2004 | 0.706 | 吨/公顷 | 2026-9 |
| 2002/2003 | 0.69 | 吨/公顷 | 2026-9 |
| 2001/2002 | 0.63 | 吨/公顷 | 2026-9 |
| 2000/2001 | 0.602 | 吨/公顷 | 2026-9 |