| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 3.181 | 吨/公顷 | 2026-9 |
| 2025/2026 | 3.365 | 吨/公顷 | 2026-9 |
| 2024/2025 | 2.981 | 吨/公顷 | 2026-9 |
| 2023/2024 | 3.263 | 吨/公顷 | 2026-9 |
| 2022/2023 | 3.311 | 吨/公顷 | 2026-9 |
| 2021/2022 | 3.236 | 吨/公顷 | 2026-9 |
| 2020/2021 | 3.147 | 吨/公顷 | 2026-9 |
| 2019/2020 | 3.011 | 吨/公顷 | 2026-9 |
| 2018/2019 | 2.797 | 吨/公顷 | 2026-9 |
| 2017/2018 | 3.21 | 吨/公顷 | 2026-9 |
| 2016/2017 | 3.141 | 吨/公顷 | 2026-9 |
| 2015/2016 | 3.381 | 吨/公顷 | 2026-9 |
| 2014/2015 | 3.644 | 吨/公顷 | 2026-9 |
| 2013/2014 | 3.148 | 吨/公顷 | 2026-9 |
| 2012/2013 | 3.092 | 吨/公顷 | 2026-9 |
| 2011/2012 | 2.851 | 吨/公顷 | 2026-9 |
| 2010/2011 | 2.968 | 吨/公顷 | 2026-9 |
| 2009/2010 | 3.305 | 吨/公顷 | 2026-9 |
| 2008/2009 | 3.073 | 吨/公顷 | 2026-9 |
| 2007/2008 | 2.801 | 吨/公顷 | 2026-9 |
| 2006/2007 | 2.975 | 吨/公顷 | 2026-9 |
| 2005/2006 | 3.199 | 吨/公顷 | 2026-9 |
| 2004/2005 | 3.371 | 吨/公顷 | 2026-9 |
| 2003/2004 | 2.661 | 吨/公顷 | 2026-9 |
| 2002/2003 | 2.75 | 吨/公顷 | 2026-9 |
| 2001/2002 | 2.784 | 吨/公顷 | 2026-9 |
| 2000/2001 | 2.754 | 吨/公顷 | 2026-9 |
| 1999/2000 | 2.882 | 吨/公顷 | 2026-9 |