| 年度 | 数值 | 单位 | 发布时间 |
|---|
| 1991/1992 | 11500 | 千吨 | 2026-9 |
| 1990/1991 | 6724 | 千吨 | 2026-9 |
| 1989/1990 | 9415 | 千吨 | 2026-9 |
| 1988/1989 | 7697 | 千吨 | 2026-9 |
| 1987/1988 | 8863 | 千吨 | 2026-9 |
| 1986/1987 | 12526 | 千吨 | 2026-9 |
| 1985/1986 | 9896 | 千吨 | 2026-9 |
| 1984/1985 | 11293 | 千吨 | 2026-9 |
| 1983/1984 | 10719 | 千吨 | 2026-9 |
| 1982/1983 | 11126 | 千吨 | 2026-9 |
| 1981/1982 | 9807 | 千吨 | 2026-9 |
| 1980/1981 | 9317 | 千吨 | 2026-9 |
| 1979/1980 | 10084 | 千吨 | 2026-9 |
| 1978/1979 | 7585 | 千吨 | 2026-9 |
| 1977/1978 | 9870 | 千吨 | 2026-9 |
| 1976/1977 | 9106 | 千吨 | 2026-9 |
| 1975/1976 | 9389 | 千吨 | 2026-9 |
| 1974/1975 | 8030 | 千吨 | 2026-9 |
| 1973/1974 | 8253 | 千吨 | 2026-9 |
| 1972/1973 | 7930 | 千吨 | 2026-9 |
| 1971/1972 | 7443 | 千吨 | 2026-9 |
| 1970/1971 | 6933 | 千吨 | 2026-9 |
| 1969/1970 | 7821 | 千吨 | 2026-9 |
| 1968/1969 | 6810 | 千吨 | 2026-9 |
| 1967/1968 | 7200 | 千吨 | 2026-9 |
| 1966/1967 | 7980 | 千吨 | 2026-9 |
| 1965/1966 | 5920 | 千吨 | 2026-9 |
| 1964/1965 | 6960 | 千吨 | 2026-9 |
| 1963/1964 | 5380 | 千吨 | 2026-9 |
| 1962/1963 | 5270 | 千吨 | 2026-9 |
| 1961/1962 | 4550 | 千吨 | 2026-9 |
| 1960/1961 | 6160 | 千吨 | 2026-9 |