| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 0 | 千吨 | 2026-9 |
| 2025/2026 | 10 | 千吨 | 2026-9 |
| 2024/2025 | 10 | 千吨 | 2026-9 |
| 2023/2024 | 7 | 千吨 | 2026-9 |
| 2022/2023 | 9 | 千吨 | 2026-9 |
| 2021/2022 | 9 | 千吨 | 2026-9 |
| 2020/2021 | 9 | 千吨 | 2026-9 |
| 2019/2020 | 8 | 千吨 | 2026-9 |
| 2018/2019 | 8 | 千吨 | 2026-9 |
| 2017/2018 | 9 | 千吨 | 2026-9 |
| 2016/2017 | 8 | 千吨 | 2026-9 |
| 1990/1991 | 3 | 千吨 | 2026-9 |
| 1989/1990 | 5 | 千吨 | 2026-9 |
| 1988/1989 | 5 | 千吨 | 2026-9 |
| 1987/1988 | 6 | 千吨 | 2026-9 |
| 1986/1987 | 5 | 千吨 | 2026-9 |
| 1985/1986 | 5 | 千吨 | 2026-9 |
| 1984/1985 | 1 | 千吨 | 2026-9 |
| 1983/1984 | 0 | 千吨 | 2026-9 |
| 1982/1983 | 4 | 千吨 | 2026-9 |
| 1981/1982 | 5 | 千吨 | 2026-9 |
| 1980/1981 | 5 | 千吨 | 2026-9 |
| 1979/1980 | 2 | 千吨 | 2026-9 |
| 1978/1979 | 2 | 千吨 | 2026-9 |
| 1977/1978 | 9 | 千吨 | 2026-9 |
| 1976/1977 | 4 | 千吨 | 2026-9 |
| 1975/1976 | 6 | 千吨 | 2026-9 |
| 1974/1975 | 3 | 千吨 | 2026-9 |
| 1973/1974 | 5 | 千吨 | 2026-9 |
| 1972/1973 | 6 | 千吨 | 2026-9 |