| 年度 | 数值 | 单位 | 发布时间 |
|---|
| 1998/1999 | 4921 | 千吨 | 2026-9 |
| 1997/1998 | 5164 | 千吨 | 2026-9 |
| 1996/1997 | 4679 | 千吨 | 2026-9 |
| 1995/1996 | 4301 | 千吨 | 2026-9 |
| 1994/1995 | 3774 | 千吨 | 2026-9 |
| 1993/1994 | 3895 | 千吨 | 2026-9 |
| 1992/1993 | 4962 | 千吨 | 2026-9 |
| 1991/1992 | 5518 | 千吨 | 2026-9 |
| 1990/1991 | 5367 | 千吨 | 2026-9 |
| 1989/1990 | 5700 | 千吨 | 2026-9 |
| 1988/1989 | 6488 | 千吨 | 2026-9 |
| 1987/1988 | 6695 | 千吨 | 2026-9 |
| 1986/1987 | 6560 | 千吨 | 2026-9 |
| 1985/1986 | 6200 | 千吨 | 2026-9 |
| 1984/1985 | 6000 | 千吨 | 2026-9 |
| 1983/1984 | 5992 | 千吨 | 2026-9 |
| 1982/1983 | 7109 | 千吨 | 2026-9 |
| 1981/1982 | 6884 | 千吨 | 2026-9 |
| 1980/1981 | 6373 | 千吨 | 2026-9 |
| 1979/1980 | 7343 | 千吨 | 2026-9 |
| 1978/1979 | 6566 | 千吨 | 2026-9 |
| 1977/1978 | 5993 | 千吨 | 2026-9 |
| 1976/1977 | 5173 | 千吨 | 2026-9 |
| 1975/1976 | 6134 | 千吨 | 2026-9 |
| 1974/1975 | 5853 | 千吨 | 2026-9 |
| 1973/1974 | 5121 | 千吨 | 2026-9 |
| 1972/1973 | 4842 | 千吨 | 2026-9 |
| 1971/1972 | 4796 | 千吨 | 2026-9 |
| 1970/1971 | 4126 | 千吨 | 2026-9 |
| 1969/1970 | 4546 | 千吨 | 2026-9 |
| 1968/1969 | 3670 | 千吨 | 2026-9 |
| 1967/1968 | 3578 | 千吨 | 2026-9 |
| 1966/1967 | 3887 | 千吨 | 2026-9 |
| 1965/1966 | 3577 | 千吨 | 2026-9 |
| 1964/1965 | 3487 | 千吨 | 2026-9 |
| 1963/1964 | 3627 | 千吨 | 2026-9 |
| 1962/1963 | 3376 | 千吨 | 2026-9 |
| 1961/1962 | 3110 | 千吨 | 2026-9 |
| 1960/1961 | 3570 | 千吨 | 2026-9 |