| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1983/1984 | 0 | 千吨 | 2026-9 |
| 1982/1983 | 287 | 千吨 | 2026-9 |
| 1981/1982 | 119 | 千吨 | 2026-9 |
| 1980/1981 | 62 | 千吨 | 2026-9 |
| 1979/1980 | 315 | 千吨 | 2026-9 |
| 1978/1979 | 739 | 千吨 | 2026-9 |
| 1977/1978 | 728 | 千吨 | 2026-9 |
| 1976/1977 | 532 | 千吨 | 2026-9 |
| 1975/1976 | 132 | 千吨 | 2026-9 |
| 1974/1975 | 102 | 千吨 | 2026-9 |
| 1973/1974 | 91 | 千吨 | 2026-9 |
| 1972/1973 | 160 | 千吨 | 2026-9 |
| 1971/1972 | 338 | 千吨 | 2026-9 |
| 1970/1971 | 239 | 千吨 | 2026-9 |
| 1969/1970 | 257 | 千吨 | 2026-9 |
| 1968/1969 | 246 | 千吨 | 2026-9 |
| 1967/1968 | 184 | 千吨 | 2026-9 |
| 1966/1967 | 193 | 千吨 | 2026-9 |
| 1965/1966 | 150 | 千吨 | 2026-9 |
| 1964/1965 | 181 | 千吨 | 2026-9 |
| 1963/1964 | 244 | 千吨 | 2026-9 |
| 1962/1963 | 100 | 千吨 | 2026-9 |
| 1961/1962 | 226 | 千吨 | 2026-9 |
| 1960/1961 | 180 | 千吨 | 2026-9 |