| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 12212 | 千吨 | 2026-9 |
| 1997/1998 | 11634 | 千吨 | 2026-9 |
| 1996/1997 | 12314 | 千吨 | 2026-9 |
| 1995/1996 | 10722 | 千吨 | 2026-9 |
| 1994/1995 | 9841 | 千吨 | 2026-9 |
| 1993/1994 | 9176 | 千吨 | 2026-9 |
| 1992/1993 | 8891 | 千吨 | 2026-9 |
| 1991/1992 | 9890 | 千吨 | 2026-9 |
| 1990/1991 | 9964 | 千吨 | 2026-9 |
| 1989/1990 | 10146 | 千吨 | 2026-9 |
| 1988/1989 | 9943 | 千吨 | 2026-9 |
| 1987/1988 | 10647 | 千吨 | 2026-9 |
| 1986/1987 | 9698 | 千吨 | 2026-9 |
| 1985/1986 | 8491 | 千吨 | 2026-9 |
| 1984/1985 | 7632 | 千吨 | 2026-9 |
| 1983/1984 | 7588 | 千吨 | 2026-9 |
| 1982/1983 | 8054 | 千吨 | 2026-9 |
| 1981/1982 | 8100 | 千吨 | 2026-9 |
| 1980/1981 | 8464 | 千吨 | 2026-9 |
| 1979/1980 | 7639 | 千吨 | 2026-9 |
| 1978/1979 | 8730 | 千吨 | 2026-9 |
| 1977/1978 | 8159 | 千吨 | 2026-9 |
| 1976/1977 | 8070 | 千吨 | 2026-9 |
| 1975/1976 | 7829 | 千吨 | 2026-9 |
| 1974/1975 | 8519 | 千吨 | 2026-9 |
| 1973/1974 | 7882 | 千吨 | 2026-9 |
| 1972/1973 | 7019 | 千吨 | 2026-9 |
| 1971/1972 | 8430 | 千吨 | 2026-9 |
| 1970/1971 | 7975 | 千吨 | 2026-9 |
| 1969/1970 | 6935 | 千吨 | 2026-9 |
| 1968/1969 | 6424 | 千吨 | 2026-9 |
| 1967/1968 | 6192 | 千吨 | 2026-9 |
| 1966/1967 | 5784 | 千吨 | 2026-9 |
| 1965/1966 | 5714 | 千吨 | 2026-9 |
| 1964/1965 | 5796 | 千吨 | 2026-9 |
| 1963/1964 | 6358 | 千吨 | 2026-9 |
| 1962/1963 | 5390 | 千吨 | 2026-9 |
| 1961/1962 | 4952 | 千吨 | 2026-9 |
| 1960/1961 | 4823 | 千吨 | 2026-9 |