| 年度 | 数值 | 单位 | 发布时间 |
|---|
| 1998/1999 | 9971 | 千吨 | 2026-9 |
| 1997/1998 | 13217 | 千吨 | 2026-9 |
| 1996/1997 | 10187 | 千吨 | 2026-9 |
| 1995/1996 | 10129 | 千吨 | 2026-9 |
| 1994/1995 | 8695 | 千吨 | 2026-9 |
| 1993/1994 | 8250 | 千吨 | 2026-9 |
| 1992/1993 | 8606 | 千吨 | 2026-9 |
| 1991/1992 | 11151 | 千吨 | 2026-9 |
| 1990/1991 | 7949 | 千吨 | 2026-9 |
| 1989/1990 | 8324 | 千吨 | 2026-9 |
| 1988/1989 | 10100 | 千吨 | 2026-9 |
| 1987/1988 | 11500 | 千吨 | 2026-9 |
| 1986/1987 | 12415 | 千吨 | 2026-9 |
| 1985/1986 | 11700 | 千吨 | 2026-9 |
| 1984/1985 | 13574 | 千吨 | 2026-9 |
| 1983/1984 | 12582 | 千吨 | 2026-9 |
| 1982/1983 | 13120 | 千吨 | 2026-9 |
| 1981/1982 | 12292 | 千吨 | 2026-9 |
| 1980/1981 | 13001 | 千吨 | 2026-9 |
| 1979/1980 | 13564 | 千吨 | 2026-9 |
| 1978/1979 | 11239 | 千吨 | 2026-9 |
| 1977/1978 | 10279 | 千吨 | 2026-9 |
| 1976/1977 | 11685 | 千吨 | 2026-9 |
| 1975/1976 | 9341 | 千吨 | 2026-9 |
| 1974/1975 | 8290 | 千吨 | 2026-9 |
| 1973/1974 | 7597 | 千吨 | 2026-9 |
| 1972/1973 | 10046 | 千吨 | 2026-9 |
| 1971/1972 | 7871 | 千吨 | 2026-9 |
| 1970/1971 | 6544 | 千吨 | 2026-9 |
| 1969/1970 | 7700 | 千吨 | 2026-9 |
| 1968/1969 | 7110 | 千吨 | 2026-9 |
| 1967/1968 | 6871 | 千吨 | 2026-9 |
| 1966/1967 | 8035 | 千吨 | 2026-9 |
| 1965/1966 | 5887 | 千吨 | 2026-9 |
| 1964/1965 | 6696 | 千吨 | 2026-9 |
| 1963/1964 | 6023 | 千吨 | 2026-9 |
| 1962/1963 | 4932 | 千吨 | 2026-9 |
| 1961/1962 | 5741 | 千吨 | 2026-9 |
| 1960/1961 | 5532 | 千吨 | 2026-9 |