| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1983/1984 | 0 | 千吨 | 2026-9 |
| 1982/1983 | 97 | 千吨 | 2026-9 |
| 1981/1982 | 106 | 千吨 | 2026-9 |
| 1980/1981 | 48 | 千吨 | 2026-9 |
| 1979/1980 | 65 | 千吨 | 2026-9 |
| 1978/1979 | 71 | 千吨 | 2026-9 |
| 1977/1978 | 101 | 千吨 | 2026-9 |
| 1976/1977 | 90 | 千吨 | 2026-9 |
| 1975/1976 | 127 | 千吨 | 2026-9 |
| 1974/1975 | 123 | 千吨 | 2026-9 |
| 1973/1974 | 56 | 千吨 | 2026-9 |
| 1972/1973 | 60 | 千吨 | 2026-9 |
| 1971/1972 | 27 | 千吨 | 2026-9 |
| 1970/1971 | 51 | 千吨 | 2026-9 |
| 1969/1970 | 47 | 千吨 | 2026-9 |
| 1968/1969 | 38 | 千吨 | 2026-9 |
| 1967/1968 | 47 | 千吨 | 2026-9 |
| 1966/1967 | 95 | 千吨 | 2026-9 |
| 1965/1966 | 100 | 千吨 | 2026-9 |
| 1964/1965 | 100 | 千吨 | 2026-9 |
| 1963/1964 | 100 | 千吨 | 2026-9 |
| 1962/1963 | 54 | 千吨 | 2026-9 |
| 1961/1962 | 70 | 千吨 | 2026-9 |
| 1960/1961 | 43 | 千吨 | 2026-9 |