| 年度 | 数值 | 单位 | 发布时间 |
|---|
| 1991/1992 | 70 | 千吨 | 2026-9 |
| 1990/1991 | 1 | 千吨 | 2026-9 |
| 1989/1990 | 95 | 千吨 | 2026-9 |
| 1988/1989 | 275 | 千吨 | 2026-9 |
| 1987/1988 | 45 | 千吨 | 2026-9 |
| 1986/1987 | 90 | 千吨 | 2026-9 |
| 1985/1986 | 200 | 千吨 | 2026-9 |
| 1984/1985 | 350 | 千吨 | 2026-9 |
| 1983/1984 | 215 | 千吨 | 2026-9 |
| 1982/1983 | 775 | 千吨 | 2026-9 |
| 1981/1982 | 1000 | 千吨 | 2026-9 |
| 1980/1981 | 640 | 千吨 | 2026-9 |
| 1979/1980 | 1181 | 千吨 | 2026-9 |
| 1978/1979 | 1206 | 千吨 | 2026-9 |
| 1977/1978 | 590 | 千吨 | 2026-9 |
| 1976/1977 | 471 | 千吨 | 2026-9 |
| 1975/1976 | 1260 | 千吨 | 2026-9 |
| 1974/1975 | 283 | 千吨 | 2026-9 |
| 1973/1974 | 332 | 千吨 | 2026-9 |
| 1972/1973 | 469 | 千吨 | 2026-9 |
| 1971/1972 | 302 | 千吨 | 2026-9 |
| 1970/1971 | 480 | 千吨 | 2026-9 |
| 1969/1970 | 122 | 千吨 | 2026-9 |
| 1968/1969 | 217 | 千吨 | 2026-9 |
| 1967/1968 | 263 | 千吨 | 2026-9 |
| 1966/1967 | 138 | 千吨 | 2026-9 |
| 1965/1966 | 293 | 千吨 | 2026-9 |
| 1964/1965 | 155 | 千吨 | 2026-9 |
| 1963/1964 | 433 | 千吨 | 2026-9 |
| 1962/1963 | 289 | 千吨 | 2026-9 |
| 1961/1962 | 300 | 千吨 | 2026-9 |
| 1960/1961 | 130 | 千吨 | 2026-9 |