| 年度 | 数值 | 单位 | 发布时间 |
|---|
| 1991/1992 | 9224 | 千吨 | 2026-9 |
| 1990/1991 | 8149 | 千吨 | 2026-9 |
| 1989/1990 | 9151 | 千吨 | 2026-9 |
| 1988/1989 | 8797 | 千吨 | 2026-9 |
| 1987/1988 | 9779 | 千吨 | 2026-9 |
| 1986/1987 | 9841 | 千吨 | 2026-9 |
| 1985/1986 | 10065 | 千吨 | 2026-9 |
| 1984/1985 | 9700 | 千吨 | 2026-9 |
| 1983/1984 | 10050 | 千吨 | 2026-9 |
| 1982/1983 | 9750 | 千吨 | 2026-9 |
| 1981/1982 | 9800 | 千吨 | 2026-9 |
| 1980/1981 | 9526 | 千吨 | 2026-9 |
| 1979/1980 | 9118 | 千吨 | 2026-9 |
| 1978/1979 | 9300 | 千吨 | 2026-9 |
| 1977/1978 | 9300 | 千吨 | 2026-9 |
| 1976/1977 | 8500 | 千吨 | 2026-9 |
| 1975/1976 | 8000 | 千吨 | 2026-9 |
| 1974/1975 | 8100 | 千吨 | 2026-9 |
| 1973/1974 | 8297 | 千吨 | 2026-9 |
| 1972/1973 | 8000 | 千吨 | 2026-9 |
| 1971/1972 | 7463 | 千吨 | 2026-9 |
| 1970/1971 | 7298 | 千吨 | 2026-9 |
| 1969/1970 | 7125 | 千吨 | 2026-9 |
| 1968/1969 | 6004 | 千吨 | 2026-9 |
| 1967/1968 | 6621 | 千吨 | 2026-9 |
| 1966/1967 | 7239 | 千吨 | 2026-9 |
| 1965/1966 | 6143 | 千吨 | 2026-9 |
| 1964/1965 | 6598 | 千吨 | 2026-9 |
| 1963/1964 | 5724 | 千吨 | 2026-9 |
| 1962/1963 | 5096 | 千吨 | 2026-9 |
| 1961/1962 | 4074 | 千吨 | 2026-9 |
| 1960/1961 | 5738 | 千吨 | 2026-9 |