| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 5.769 | 吨/公顷 | 2026-9 |
| 2025/2026 | 6.064 | 吨/公顷 | 2026-9 |
| 2024/2025 | 5.284 | 吨/公顷 | 2026-9 |
| 2023/2024 | 5.057 | 吨/公顷 | 2026-9 |
| 2022/2023 | 4.929 | 吨/公顷 | 2026-9 |
| 2021/2022 | 5.746 | 吨/公顷 | 2026-9 |
| 2020/2021 | 4.947 | 吨/公顷 | 2026-9 |
| 2019/2020 | 4.393 | 吨/公顷 | 2026-9 |
| 2018/2019 | 4.575 | 吨/公顷 | 2026-9 |
| 2017/2018 | 4.259 | 吨/公顷 | 2026-9 |
| 2016/2017 | 4.918 | 吨/公顷 | 2026-9 |
| 2015/2016 | 4.727 | 吨/公顷 | 2026-9 |
| 2014/2015 | 3.947 | 吨/公顷 | 2026-9 |
| 2013/2014 | 4.851 | 吨/公顷 | 2026-9 |
| 2012/2013 | 3.958 | 吨/公顷 | 2026-9 |
| 2011/2012 | 4.082 | 吨/公顷 | 2026-9 |
| 2010/2011 | 3.381 | 吨/公顷 | 2026-9 |
| 2009/2010 | 3.737 | 吨/公顷 | 2026-9 |
| 2008/2009 | 4.351 | 吨/公顷 | 2026-9 |
| 2007/2008 | 3.586 | 吨/公顷 | 2026-9 |
| 2006/2007 | 3.455 | 吨/公顷 | 2026-9 |