| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1986/1987 | 160 | 千吨 | 2026-9 |
| 1985/1986 | 170 | 千吨 | 2026-9 |
| 1984/1985 | 124 | 千吨 | 2026-9 |
| 1983/1984 | 145 | 千吨 | 2026-9 |
| 1982/1983 | 159 | 千吨 | 2026-9 |
| 1981/1982 | 193 | 千吨 | 2026-9 |
| 1980/1981 | 192 | 千吨 | 2026-9 |
| 1979/1980 | 198 | 千吨 | 2026-9 |
| 1978/1979 | 366 | 千吨 | 2026-9 |
| 1977/1978 | 87 | 千吨 | 2026-9 |
| 1976/1977 | 346 | 千吨 | 2026-9 |
| 1975/1976 | 85 | 千吨 | 2026-9 |
| 1974/1975 | 167 | 千吨 | 2026-9 |
| 1973/1974 | 81 | 千吨 | 2026-9 |
| 1972/1973 | 75 | 千吨 | 2026-9 |
| 1971/1972 | 85 | 千吨 | 2026-9 |
| 1970/1971 | 55 | 千吨 | 2026-9 |
| 1969/1970 | 100 | 千吨 | 2026-9 |
| 1968/1969 | 100 | 千吨 | 2026-9 |
| 1967/1968 | 100 | 千吨 | 2026-9 |
| 1966/1967 | 100 | 千吨 | 2026-9 |
| 1965/1966 | 100 | 千吨 | 2026-9 |
| 1964/1965 | 101 | 千吨 | 2026-9 |