| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 40 | 千吨 | 2026-9 |
| 2025/2026 | 35 | 千吨 | 2026-9 |
| 2024/2025 | 39 | 千吨 | 2026-9 |
| 2023/2024 | 40 | 千吨 | 2026-9 |
| 2022/2023 | 26 | 千吨 | 2026-9 |
| 2021/2022 | 18 | 千吨 | 2026-9 |
| 2020/2021 | 33 | 千吨 | 2026-9 |
| 2019/2020 | 28 | 千吨 | 2026-9 |
| 2018/2019 | 30 | 千吨 | 2026-9 |
| 2017/2018 | 25 | 千吨 | 2026-9 |
| 2016/2017 | 20 | 千吨 | 2026-9 |
| 2015/2016 | 17 | 千吨 | 2026-9 |
| 2014/2015 | 18 | 千吨 | 2026-9 |
| 2013/2014 | 17 | 千吨 | 2026-9 |
| 2012/2013 | 17 | 千吨 | 2026-9 |
| 2011/2012 | 17 | 千吨 | 2026-9 |
| 2010/2011 | 14 | 千吨 | 2026-9 |
| 2009/2010 | 12 | 千吨 | 2026-9 |
| 2008/2009 | 10 | 千吨 | 2026-9 |
| 2007/2008 | 7 | 千吨 | 2026-9 |
| 2006/2007 | 8 | 千吨 | 2026-9 |
| 2005/2006 | 15 | 千吨 | 2026-9 |
| 1969/1970 | 8 | 千吨 | 2026-9 |
| 1968/1969 | 26 | 千吨 | 2026-9 |
| 1967/1968 | 47 | 千吨 | 2026-9 |
| 1966/1967 | 20 | 千吨 | 2026-9 |
| 1965/1966 | 35 | 千吨 | 2026-9 |
| 1964/1965 | 6 | 千吨 | 2026-9 |