| 年度 | 数值 | 单位 | 发布日期 |
| 1991/1992 | 1000 | 千吨 | 2026-9 |
| 1990/1991 | 1205 | 千吨 | 2026-9 |
| 1989/1990 | 1133 | 千吨 | 2026-9 |
| 1988/1989 | 1141 | 千吨 | 2026-9 |
| 1987/1988 | 1221 | 千吨 | 2026-9 |
| 1986/1987 | 1276 | 千吨 | 2026-9 |
| 1985/1986 | 1419 | 千吨 | 2026-9 |
| 1984/1985 | 1413 | 千吨 | 2026-9 |
| 1983/1984 | 1258 | 千吨 | 2026-9 |
| 1982/1983 | 1011 | 千吨 | 2026-9 |
| 1981/1982 | 1045 | 千吨 | 2026-9 |
| 1980/1981 | 971 | 千吨 | 2026-9 |
| 1979/1980 | 1099 | 千吨 | 2026-9 |
| 1978/1979 | 1154 | 千吨 | 2026-9 |
| 1977/1978 | 1179 | 千吨 | 2026-9 |
| 1976/1977 | 1087 | 千吨 | 2026-9 |
| 1975/1976 | 967 | 千吨 | 2026-9 |
| 1974/1975 | 705 | 千吨 | 2026-9 |
| 1973/1974 | 712 | 千吨 | 2026-9 |
| 1972/1973 | 793 | 千吨 | 2026-9 |
| 1971/1972 | 764 | 千吨 | 2026-9 |
| 1970/1971 | 703 | 千吨 | 2026-9 |
| 1969/1970 | 761 | 千吨 | 2026-9 |
| 1968/1969 | 827 | 千吨 | 2026-9 |
| 1967/1968 | 926 | 千吨 | 2026-9 |
| 1966/1967 | 950 | 千吨 | 2026-9 |
| 1965/1966 | 769 | 千吨 | 2026-9 |
| 1964/1965 | 625 | 千吨 | 2026-9 |
| 1963/1964 | 547 | 千吨 | 2026-9 |
| 1962/1963 | 566 | 千吨 | 2026-9 |
| 1961/1962 | 561 | 千吨 | 2026-9 |
| 1960/1961 | 530 | 千吨 | 2026-9 |