| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1983/1984 | 317 | 千吨 | 2026-9 |
| 1982/1983 | 296 | 千吨 | 2026-9 |
| 1981/1982 | 327 | 千吨 | 2026-9 |
| 1980/1981 | 249 | 千吨 | 2026-9 |
| 1979/1980 | 340 | 千吨 | 2026-9 |
| 1978/1979 | 334 | 千吨 | 2026-9 |
| 1977/1978 | 330 | 千吨 | 2026-9 |
| 1976/1977 | 307 | 千吨 | 2026-9 |
| 1975/1976 | 300 | 千吨 | 2026-9 |
| 1974/1975 | 358 | 千吨 | 2026-9 |
| 1973/1974 | 205 | 千吨 | 2026-9 |
| 1972/1973 | 233 | 千吨 | 2026-9 |
| 1971/1972 | 177 | 千吨 | 2026-9 |
| 1970/1971 | 210 | 千吨 | 2026-9 |
| 1969/1970 | 187 | 千吨 | 2026-9 |
| 1968/1969 | 177 | 千吨 | 2026-9 |
| 1967/1968 | 142 | 千吨 | 2026-9 |
| 1966/1967 | 178 | 千吨 | 2026-9 |
| 1965/1966 | 170 | 千吨 | 2026-9 |
| 1964/1965 | 160 | 千吨 | 2026-9 |
| 1963/1964 | 179 | 千吨 | 2026-9 |
| 1962/1963 | 120 | 千吨 | 2026-9 |
| 1961/1962 | 165 | 千吨 | 2026-9 |
| 1960/1961 | 118 | 千吨 | 2026-9 |