| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1991/1992 | 950 | 千吨 | 2026-9 |
| 1990/1991 | 890 | 千吨 | 2026-9 |
| 1989/1990 | 800 | 千吨 | 2026-9 |
| 1988/1989 | 924 | 千吨 | 2026-9 |
| 1987/1988 | 930 | 千吨 | 2026-9 |
| 1986/1987 | 989 | 千吨 | 2026-9 |
| 1985/1986 | 945 | 千吨 | 2026-9 |
| 1984/1985 | 870 | 千吨 | 2026-9 |
| 1983/1984 | 854 | 千吨 | 2026-9 |
| 1982/1983 | 806 | 千吨 | 2026-9 |
| 1981/1982 | 853 | 千吨 | 2026-9 |
| 1980/1981 | 804 | 千吨 | 2026-9 |
| 1979/1980 | 710 | 千吨 | 2026-9 |
| 1978/1979 | 799 | 千吨 | 2026-9 |
| 1977/1978 | 790 | 千吨 | 2026-9 |
| 1976/1977 | 720 | 千吨 | 2026-9 |
| 1975/1976 | 675 | 千吨 | 2026-9 |
| 1974/1975 | 625 | 千吨 | 2026-9 |
| 1973/1974 | 652 | 千吨 | 2026-9 |
| 1972/1973 | 647 | 千吨 | 2026-9 |
| 1971/1972 | 650 | 千吨 | 2026-9 |
| 1970/1971 | 587 | 千吨 | 2026-9 |
| 1969/1970 | 582 | 千吨 | 2026-9 |
| 1968/1969 | 565 | 千吨 | 2026-9 |
| 1967/1968 | 555 | 千吨 | 2026-9 |
| 1966/1967 | 574 | 千吨 | 2026-9 |
| 1965/1966 | 470 | 千吨 | 2026-9 |
| 1964/1965 | 392 | 千吨 | 2026-9 |
| 1963/1964 | 371 | 千吨 | 2026-9 |
| 1962/1963 | 360 | 千吨 | 2026-9 |
| 1961/1962 | 356 | 千吨 | 2026-9 |
| 1960/1961 | 322 | 千吨 | 2026-9 |