| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1988/1989 | 846 | 千吨 | 2026-9 |
| 1987/1988 | 770 | 千吨 | 2026-9 |
| 1986/1987 | 760 | 千吨 | 2026-9 |
| 1985/1986 | 659 | 千吨 | 2026-9 |
| 1984/1985 | 732 | 千吨 | 2026-9 |
| 1983/1984 | 773 | 千吨 | 2026-9 |
| 1982/1983 | 785 | 千吨 | 2026-9 |
| 1981/1982 | 796 | 千吨 | 2026-9 |
| 1980/1981 | 782 | 千吨 | 2026-9 |
| 1979/1980 | 793 | 千吨 | 2026-9 |
| 1978/1979 | 785 | 千吨 | 2026-9 |
| 1977/1978 | 716 | 千吨 | 2026-9 |
| 1976/1977 | 762 | 千吨 | 2026-9 |
| 1975/1976 | 749 | 千吨 | 2026-9 |
| 1974/1975 | 732 | 千吨 | 2026-9 |
| 1973/1974 | 700 | 千吨 | 2026-9 |
| 1972/1973 | 700 | 千吨 | 2026-9 |
| 1971/1972 | 678 | 千吨 | 2026-9 |
| 1970/1971 | 635 | 千吨 | 2026-9 |
| 1969/1970 | 635 | 千吨 | 2026-9 |
| 1968/1969 | 655 | 千吨 | 2026-9 |
| 1967/1968 | 643 | 千吨 | 2026-9 |
| 1966/1967 | 657 | 千吨 | 2026-9 |
| 1965/1966 | 691 | 千吨 | 2026-9 |
| 1964/1965 | 608 | 千吨 | 2026-9 |
| 1963/1964 | 614 | 千吨 | 2026-9 |
| 1962/1963 | 600 | 千吨 | 2026-9 |
| 1961/1962 | 584 | 千吨 | 2026-9 |
| 1960/1961 | 578 | 千吨 | 2026-9 |