| 年度 | 数值 | 单位 | 发布日期 |
| 2025/2026 | 133000 | 吨 | 2026-9 |
| 2024/2025 | 120000 | 吨 | 2026-9 |
| 2023/2024 | 97000 | 吨 | 2026-9 |
| 2022/2023 | 95000 | 吨 | 2026-9 |
| 2021/2022 | 74000 | 吨 | 2026-9 |
| 2020/2021 | 79000 | 吨 | 2026-9 |
| 2019/2020 | 61000 | 吨 | 2026-9 |
| 2018/2019 | 87000 | 吨 | 2026-9 |
| 2017/2018 | 61000 | 吨 | 2026-9 |
| 2016/2017 | 70000 | 吨 | 2026-9 |
| 2015/2016 | 50000 | 吨 | 2026-9 |
| 2014/2015 | 49000 | 吨 | 2026-9 |
| 2013/2014 | 30000 | 吨 | 2026-9 |
| 2012/2013 | 36000 | 吨 | 2026-9 |
| 2011/2012 | 33000 | 吨 | 2026-9 |
| 2010/2011 | 34000 | 吨 | 2026-9 |
| 2009/2010 | 23000 | 吨 | 2026-9 |
| 2008/2009 | 31000 | 吨 | 2026-9 |
| 2007/2008 | 22000 | 吨 | 2026-9 |
| 2006/2007 | 19000 | 吨 | 2026-9 |
| 2005/2006 | 18000 | 吨 | 2026-9 |
| 2004/2005 | 260000 | 吨 | 2026-9 |
| 2003/2004 | 256000 | 吨 | 2026-9 |
| 2002/2003 | 258000 | 吨 | 2026-9 |
| 2001/2002 | 288000 | 吨 | 2026-9 |
| 2000/2001 | 231000 | 吨 | 2026-9 |
| 1992/1993 | 7000 | 吨 | 2026-9 |
| 1991/1992 | 7000 | 吨 | 2026-9 |
| 1990/1991 | 4000 | 吨 | 2026-9 |
| 1989/1990 | 4000 | 吨 | 2026-9 |
| 1988/1989 | 2000 | 吨 | 2026-9 |
| 1987/1988 | 2000 | 吨 | 2026-9 |
| 1986/1987 | 4000 | 吨 | 2026-9 |
| 1985/1986 | 3000 | 吨 | 2026-9 |
| 1984/1985 | 3000 | 吨 | 2026-9 |
| 1983/1984 | 2000 | 吨 | 2026-9 |
| 1982/1983 | 3000 | 吨 | 2026-9 |
| 1981/1982 | 5000 | 吨 | 2026-9 |
| 1980/1981 | 7000 | 吨 | 2026-9 |
| 1979/1980 | 7000 | 吨 | 2026-9 |
| 1978/1979 | 5000 | 吨 | 2026-9 |
| 1977/1978 | 5000 | 吨 | 2026-9 |
| 1976/1977 | 6000 | 吨 | 2026-9 |
| 1975/1976 | 4000 | 吨 | 2026-9 |
| 1974/1975 | 3000 | 吨 | 2026-9 |
| 1973/1974 | 4000 | 吨 | 2026-9 |
| 1972/1973 | 2000 | 吨 | 2026-9 |
| 1971/1972 | 3000 | 吨 | 2026-9 |
| 1970/1971 | 1000 | 吨 | 2026-9 |
| 1969/1970 | 1000 | 吨 | 2026-9 |
| 1968/1969 | 1000 | 吨 | 2026-9 |
| 1967/1968 | 1000 | 吨 | 2026-9 |
| 1966/1967 | 0 | 吨 | 2026-9 |
| 1965/1966 | 0 | 吨 | 2026-9 |