| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1991/1992 | 136 | 千吨 | 2026-9 |
| 1990/1991 | 129 | 千吨 | 2026-9 |
| 1989/1990 | 103 | 千吨 | 2026-9 |
| 1988/1989 | 131 | 千吨 | 2026-9 |
| 1987/1988 | 112 | 千吨 | 2026-9 |
| 1986/1987 | 175 | 千吨 | 2026-9 |
| 1985/1986 | 300 | 千吨 | 2026-9 |
| 1984/1985 | 271 | 千吨 | 2026-9 |
| 1983/1984 | 251 | 千吨 | 2026-9 |
| 1982/1983 | 136 | 千吨 | 2026-9 |
| 1981/1982 | 93 | 千吨 | 2026-9 |
| 1980/1981 | 93 | 千吨 | 2026-9 |
| 1979/1980 | 130 | 千吨 | 2026-9 |
| 1978/1979 | 174 | 千吨 | 2026-9 |
| 1977/1978 | 201 | 千吨 | 2026-9 |
| 1976/1977 | 0 | 千吨 | 2026-9 |
| 1975/1976 | 75 | 千吨 | 2026-9 |
| 1974/1975 | 113 | 千吨 | 2026-9 |
| 1973/1974 | 12 | 千吨 | 2026-9 |
| 1972/1973 | 117 | 千吨 | 2026-9 |
| 1971/1972 | 133 | 千吨 | 2026-9 |
| 1970/1971 | 150 | 千吨 | 2026-9 |
| 1969/1970 | 220 | 千吨 | 2026-9 |
| 1968/1969 | 298 | 千吨 | 2026-9 |
| 1967/1968 | 253 | 千吨 | 2026-9 |
| 1966/1967 | 208 | 千吨 | 2026-9 |
| 1965/1966 | 209 | 千吨 | 2026-9 |
| 1964/1965 | 210 | 千吨 | 2026-9 |
| 1963/1964 | 100 | 千吨 | 2026-9 |
| 1962/1963 | 249 | 千吨 | 2026-9 |
| 1961/1962 | 424 | 千吨 | 2026-9 |
| 1960/1961 | 346 | 千吨 | 2026-9 |