| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1991/1992 | 554 | 千吨 | 2026-9 |
| 1990/1991 | 564 | 千吨 | 2026-9 |
| 1989/1990 | 624 | 千吨 | 2026-9 |
| 1988/1989 | 562 | 千吨 | 2026-9 |
| 1987/1988 | 500 | 千吨 | 2026-9 |
| 1986/1987 | 611 | 千吨 | 2026-9 |
| 1985/1986 | 620 | 千吨 | 2026-9 |
| 1984/1985 | 697 | 千吨 | 2026-9 |
| 1983/1984 | 706 | 千吨 | 2026-9 |
| 1982/1983 | 597 | 千吨 | 2026-9 |
| 1981/1982 | 539 | 千吨 | 2026-9 |
| 1980/1981 | 565 | 千吨 | 2026-9 |
| 1979/1980 | 486 | 千吨 | 2026-9 |
| 1978/1979 | 680 | 千吨 | 2026-9 |
| 1977/1978 | 729 | 千吨 | 2026-9 |
| 1976/1977 | 611 | 千吨 | 2026-9 |
| 1975/1976 | 580 | 千吨 | 2026-9 |
| 1974/1975 | 664 | 千吨 | 2026-9 |
| 1973/1974 | 534 | 千吨 | 2026-9 |
| 1972/1973 | 634 | 千吨 | 2026-9 |
| 1971/1972 | 660 | 千吨 | 2026-9 |
| 1970/1971 | 669 | 千吨 | 2026-9 |
| 1969/1970 | 763 | 千吨 | 2026-9 |
| 1968/1969 | 854 | 千吨 | 2026-9 |
| 1967/1968 | 809 | 千吨 | 2026-9 |
| 1966/1967 | 966 | 千吨 | 2026-9 |
| 1965/1966 | 875 | 千吨 | 2026-9 |
| 1964/1965 | 902 | 千吨 | 2026-9 |
| 1963/1964 | 921 | 千吨 | 2026-9 |
| 1962/1963 | 933 | 千吨 | 2026-9 |
| 1961/1962 | 1134 | 千吨 | 2026-9 |
| 1960/1961 | 1077 | 千吨 | 2026-9 |