| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1991/1992 | 3540 | 千吨 | 2026-9 |
| 1990/1991 | 3840 | 千吨 | 2026-9 |
| 1989/1990 | 3450 | 千吨 | 2026-9 |
| 1988/1989 | 3407 | 千吨 | 2026-9 |
| 1987/1988 | 3685 | 千吨 | 2026-9 |
| 1986/1987 | 3626 | 千吨 | 2026-9 |
| 1985/1986 | 3507 | 千吨 | 2026-9 |
| 1984/1985 | 3371 | 千吨 | 2026-9 |
| 1983/1984 | 3315 | 千吨 | 2026-9 |
| 1982/1983 | 3610 | 千吨 | 2026-9 |
| 1981/1982 | 3446 | 千吨 | 2026-9 |
| 1980/1981 | 3761 | 千吨 | 2026-9 |
| 1979/1980 | 3773 | 千吨 | 2026-9 |
| 1978/1979 | 3640 | 千吨 | 2026-9 |
| 1977/1978 | 3194 | 千吨 | 2026-9 |
| 1976/1977 | 3139 | 千吨 | 2026-9 |
| 1975/1976 | 3089 | 千吨 | 2026-9 |
| 1974/1975 | 3409 | 千吨 | 2026-9 |
| 1973/1974 | 3019 | 千吨 | 2026-9 |
| 1972/1973 | 2750 | 千吨 | 2026-9 |
| 1971/1972 | 2928 | 千吨 | 2026-9 |
| 1970/1971 | 2380 | 千吨 | 2026-9 |
| 1969/1970 | 2584 | 千吨 | 2026-9 |
| 1968/1969 | 2289 | 千吨 | 2026-9 |
| 1967/1968 | 2034 | 千吨 | 2026-9 |
| 1966/1967 | 1754 | 千吨 | 2026-9 |
| 1965/1966 | 1520 | 千吨 | 2026-9 |
| 1964/1965 | 2006 | 千吨 | 2026-9 |
| 1963/1964 | 1978 | 千吨 | 2026-9 |
| 1962/1963 | 1877 | 千吨 | 2026-9 |
| 1961/1962 | 1689 | 千吨 | 2026-9 |
| 1960/1961 | 1816 | 千吨 | 2026-9 |