| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1983/1984 | 395 | 千吨 | 2026-9 |
| 1982/1983 | 278 | 千吨 | 2026-9 |
| 1981/1982 | 270 | 千吨 | 2026-9 |
| 1980/1981 | 266 | 千吨 | 2026-9 |
| 1979/1980 | 340 | 千吨 | 2026-9 |
| 1978/1979 | 350 | 千吨 | 2026-9 |
| 1977/1978 | 326 | 千吨 | 2026-9 |
| 1976/1977 | 300 | 千吨 | 2026-9 |
| 1975/1976 | 292 | 千吨 | 2026-9 |
| 1974/1975 | 285 | 千吨 | 2026-9 |
| 1973/1974 | 242 | 千吨 | 2026-9 |
| 1972/1973 | 230 | 千吨 | 2026-9 |
| 1971/1972 | 225 | 千吨 | 2026-9 |
| 1970/1971 | 236 | 千吨 | 2026-9 |
| 1969/1970 | 201 | 千吨 | 2026-9 |
| 1968/1969 | 208 | 千吨 | 2026-9 |
| 1967/1968 | 211 | 千吨 | 2026-9 |
| 1966/1967 | 204 | 千吨 | 2026-9 |
| 1965/1966 | 189 | 千吨 | 2026-9 |
| 1964/1965 | 177 | 千吨 | 2026-9 |
| 1963/1964 | 170 | 千吨 | 2026-9 |
| 1962/1963 | 156 | 千吨 | 2026-9 |
| 1961/1962 | 156 | 千吨 | 2026-9 |
| 1960/1961 | 150 | 千吨 | 2026-9 |