| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1992/1993 | 530 | 吨 | 2026-9 |
| 1991/1992 | 627 | 吨 | 2026-9 |
| 1990/1991 | 458 | 吨 | 2026-9 |
| 1989/1990 | 168 | 吨 | 2026-9 |
| 1988/1989 | 995 | 吨 | 2026-9 |
| 1987/1988 | 195 | 吨 | 2026-9 |
| 1986/1987 | 256 | 吨 | 2026-9 |
| 1985/1986 | 670 | 吨 | 2026-9 |
| 1984/1985 | 2374 | 吨 | 2026-9 |
| 1983/1984 | 4031 | 吨 | 2026-9 |
| 1982/1983 | 2919 | 吨 | 2026-9 |
| 1981/1982 | 2706 | 吨 | 2026-9 |
| 1980/1981 | 1162 | 吨 | 2026-9 |
| 1979/1980 | 1962 | 吨 | 2026-9 |
| 1978/1979 | 1562 | 吨 | 2026-9 |
| 1977/1978 | 3638 | 吨 | 2026-9 |
| 1976/1977 | 2962 | 吨 | 2026-9 |
| 1975/1976 | 2461 | 吨 | 2026-9 |
| 1974/1975 | 1814 | 吨 | 2026-9 |
| 1973/1974 | 2600 | 吨 | 2026-9 |
| 1972/1973 | 2400 | 吨 | 2026-9 |
| 1971/1972 | 1600 | 吨 | 2026-9 |
| 1970/1971 | 1200 | 吨 | 2026-9 |
| 1969/1970 | 1000 | 吨 | 2026-9 |
| 1968/1969 | 1300 | 吨 | 2026-9 |
| 1967/1968 | 1300 | 吨 | 2026-9 |
| 1966/1967 | 1300 | 吨 | 2026-9 |
| 1965/1966 | 600 | 吨 | 2026-9 |
| 1964/1965 | 0 | 吨 | 2026-9 |
| 1962/1963 | 0 | 吨 | 2026-9 |
| 1961/1962 | 0 | 吨 | 2026-9 |
| 1960/1961 | 0 | 吨 | 2026-9 |