| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1986/1987 | 56617 | 千吨 | 2026-9 |
| 1985/1986 | 48305 | 千吨 | 2026-9 |
| 1984/1985 | 45062 | 千吨 | 2026-9 |
| 1983/1984 | 48168 | 千吨 | 2026-9 |
| 1982/1983 | 41557 | 千吨 | 2026-9 |
| 1981/1982 | 40266 | 千吨 | 2026-9 |
| 1980/1981 | 46857 | 千吨 | 2026-9 |
| 1979/1980 | 50512 | 千吨 | 2026-9 |
| 1978/1979 | 60110 | 千吨 | 2026-9 |
| 1977/1978 | 55974 | 千吨 | 2026-9 |
| 1976/1977 | 68256 | 千吨 | 2026-9 |
| 1975/1976 | 41625 | 千吨 | 2026-9 |
| 1974/1975 | 56065 | 千吨 | 2026-9 |
| 1973/1974 | 56037 | 千吨 | 2026-9 |
| 1972/1973 | 40632 | 千吨 | 2026-9 |
| 1971/1972 | 37212 | 千吨 | 2026-9 |
| 1970/1971 | 38917 | 千吨 | 2026-9 |
| 1969/1970 | 33839 | 千吨 | 2026-9 |
| 1968/1969 | 30563 | 千吨 | 2026-9 |
| 1967/1968 | 26572 | 千吨 | 2026-9 |
| 1966/1967 | 29526 | 千吨 | 2026-9 |
| 1965/1966 | 28589 | 千吨 | 2026-9 |
| 1964/1965 | 29160 | 千吨 | 2026-9 |
| 1963/1964 | 20166 | 千吨 | 2026-9 |
| 1962/1963 | 19934 | 千吨 | 2026-9 |
| 1961/1962 | 14238 | 千吨 | 2026-9 |
| 1960/1961 | 16692 | 千吨 | 2026-9 |