| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1991/1992 | 4345 | 千吨 | 2026-9 |
| 1990/1991 | 4395 | 千吨 | 2026-9 |
| 1989/1990 | 3774 | 千吨 | 2026-9 |
| 1988/1989 | 3631 | 千吨 | 2026-9 |
| 1987/1988 | 3905 | 千吨 | 2026-9 |
| 1986/1987 | 3972 | 千吨 | 2026-9 |
| 1985/1986 | 3949 | 千吨 | 2026-9 |
| 1984/1985 | 3782 | 千吨 | 2026-9 |
| 1983/1984 | 3420 | 千吨 | 2026-9 |
| 1982/1983 | 3754 | 千吨 | 2026-9 |
| 1981/1982 | 3608 | 千吨 | 2026-9 |
| 1980/1981 | 3979 | 千吨 | 2026-9 |
| 1979/1980 | 3773 | 千吨 | 2026-9 |
| 1978/1979 | 3653 | 千吨 | 2026-9 |
| 1977/1978 | 3227 | 千吨 | 2026-9 |
| 1976/1977 | 3173 | 千吨 | 2026-9 |
| 1975/1976 | 3272 | 千吨 | 2026-9 |
| 1974/1975 | 3457 | 千吨 | 2026-9 |
| 1973/1974 | 3052 | 千吨 | 2026-9 |
| 1972/1973 | 2783 | 千吨 | 2026-9 |
| 1971/1972 | 2963 | 千吨 | 2026-9 |
| 1970/1971 | 2413 | 千吨 | 2026-9 |
| 1969/1970 | 2638 | 千吨 | 2026-9 |
| 1968/1969 | 2310 | 千吨 | 2026-9 |
| 1967/1968 | 2061 | 千吨 | 2026-9 |
| 1966/1967 | 1770 | 千吨 | 2026-9 |
| 1965/1966 | 1534 | 千吨 | 2026-9 |
| 1964/1965 | 2024 | 千吨 | 2026-9 |
| 1963/1964 | 2016 | 千吨 | 2026-9 |
| 1962/1963 | 1908 | 千吨 | 2026-9 |
| 1961/1962 | 1725 | 千吨 | 2026-9 |
| 1960/1961 | 1859 | 千吨 | 2026-9 |