| 年度 | 数值 | 单位 | 发布日期 |
|---|---|---|---|
| 1986/1987 | 58 | 千吨 | 2026-9 |
| 1985/1986 | 58 | 千吨 | 2026-9 |
| 1984/1985 | 60 | 千吨 | 2026-9 |
| 1983/1984 | 67 | 千吨 | 2026-9 |
| 1982/1983 | 71 | 千吨 | 2026-9 |
| 1981/1982 | 82 | 千吨 | 2026-9 |
| 1980/1981 | 66 | 千吨 | 2026-9 |
| 1979/1980 | 75 | 千吨 | 2026-9 |
| 1978/1979 | 54 | 千吨 | 2026-9 |
| 1977/1978 | 57 | 千吨 | 2026-9 |
| 1976/1977 | 45 | 千吨 | 2026-9 |
| 1975/1976 | 77 | 千吨 | 2026-9 |
| 1974/1975 | 38 | 千吨 | 2026-9 |
| 1973/1974 | 24 | 千吨 | 2026-9 |
| 1972/1973 | 21 | 千吨 | 2026-9 |
| 1971/1972 | 35 | 千吨 | 2026-9 |
| 1970/1971 | 26 | 千吨 | 2026-9 |
| 1969/1970 | 24 | 千吨 | 2026-9 |
| 1968/1969 | 18 | 千吨 | 2026-9 |
| 1967/1968 | 35 | 千吨 | 2026-9 |
| 1966/1967 | 10 | 千吨 | 2026-9 |
| 1965/1966 | 20 | 千吨 | 2026-9 |
| 1964/1965 | 15 | 千吨 | 2026-9 |