| 年度 | 数值 | 单位 | 发布日期 |
|---|---|---|---|
| 1992/1993 | 5000 | 吨 | 2026-9 |
| 1991/1992 | 99 | 吨 | 2026-9 |
| 1990/1991 | 2006 | 吨 | 2026-9 |
| 1989/1990 | 202 | 吨 | 2026-9 |
| 1988/1989 | 175 | 吨 | 2026-9 |
| 1987/1988 | 15 | 吨 | 2026-9 |
| 1986/1987 | 23 | 吨 | 2026-9 |
| 1985/1986 | 22 | 吨 | 2026-9 |
| 1984/1985 | 223 | 吨 | 2026-9 |
| 1983/1984 | 30 | 吨 | 2026-9 |
| 1982/1983 | 457 | 吨 | 2026-9 |
| 1976/1977 | 0 | 吨 | 2026-9 |
| 1975/1976 | 0 | 吨 | 2026-9 |
| 1974/1975 | 0 | 吨 | 2026-9 |
| 1973/1974 | 6000 | 吨 | 2026-9 |
| 1972/1973 | 6000 | 吨 | 2026-9 |
| 1971/1972 | 17000 | 吨 | 2026-9 |
| 1970/1971 | 9000 | 吨 | 2026-9 |