| 年度 | 数值 | 单位 | 发布时间 |
|---|
| 1998/1999 | 8397 | 千吨 | 2026-9 |
| 1997/1998 | 8847 | 千吨 | 2026-9 |
| 1996/1997 | 8645 | 千吨 | 2026-9 |
| 1995/1996 | 8421 | 千吨 | 2026-9 |
| 1994/1995 | 8534 | 千吨 | 2026-9 |
| 1993/1994 | 8091 | 千吨 | 2026-9 |
| 1992/1993 | 8150 | 千吨 | 2026-9 |
| 1991/1992 | 7703 | 千吨 | 2026-9 |
| 1990/1991 | 7540 | 千吨 | 2026-9 |
| 1989/1990 | 7941 | 千吨 | 2026-9 |
| 1988/1989 | 7558 | 千吨 | 2026-9 |
| 1987/1988 | 7704 | 千吨 | 2026-9 |
| 1986/1987 | 8269 | 千吨 | 2026-9 |
| 1985/1986 | 7536 | 千吨 | 2026-9 |
| 1984/1985 | 8027 | 千吨 | 2026-9 |
| 1983/1984 | 7637 | 千吨 | 2026-9 |
| 1982/1983 | 8120 | 千吨 | 2026-9 |
| 1981/1982 | 7932 | 千吨 | 2026-9 |
| 1980/1981 | 7929 | 千吨 | 2026-9 |
| 1979/1980 | 8146 | 千吨 | 2026-9 |
| 1978/1979 | 8234 | 千吨 | 2026-9 |
| 1977/1978 | 7194 | 千吨 | 2026-9 |
| 1976/1977 | 7287 | 千吨 | 2026-9 |
| 1975/1976 | 6851 | 千吨 | 2026-9 |
| 1974/1975 | 6824 | 千吨 | 2026-9 |
| 1973/1974 | 6930 | 千吨 | 2026-9 |
| 1972/1973 | 6511 | 千吨 | 2026-9 |
| 1971/1972 | 6953 | 千吨 | 2026-9 |
| 1970/1971 | 5556 | 千吨 | 2026-9 |
| 1969/1970 | 4680 | 千吨 | 2026-9 |
| 1968/1969 | 4308 | 千吨 | 2026-9 |
| 1967/1968 | 4263 | 千吨 | 2026-9 |
| 1966/1967 | 3779 | 千吨 | 2026-9 |
| 1965/1966 | 3542 | 千吨 | 2026-9 |
| 1964/1965 | 3250 | 千吨 | 2026-9 |
| 1963/1964 | 3403 | 千吨 | 2026-9 |
| 1962/1963 | 2957 | 千吨 | 2026-9 |
| 1961/1962 | 2855 | 千吨 | 2026-9 |
| 1960/1961 | 2741 | 千吨 | 2026-9 |