| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1990/1991 | 1171 | 千吨 | 2026-9 |
| 1989/1990 | 1224 | 千吨 | 2026-9 |
| 1988/1989 | 1260 | 千吨 | 2026-9 |
| 1987/1988 | 1095 | 千吨 | 2026-9 |
| 1986/1987 | 1272 | 千吨 | 2026-9 |
| 1985/1986 | 1476 | 千吨 | 2026-9 |
| 1984/1985 | 1615 | 千吨 | 2026-9 |
| 1983/1984 | 1401 | 千吨 | 2026-9 |
| 1982/1983 | 1632 | 千吨 | 2026-9 |
| 1981/1982 | 1389 | 千吨 | 2026-9 |
| 1980/1981 | 1300 | 千吨 | 2026-9 |
| 1979/1980 | 1380 | 千吨 | 2026-9 |
| 1978/1979 | 839 | 千吨 | 2026-9 |
| 1977/1978 | 912 | 千吨 | 2026-9 |
| 1976/1977 | 841 | 千吨 | 2026-9 |
| 1975/1976 | 897 | 千吨 | 2026-9 |
| 1974/1975 | 850 | 千吨 | 2026-9 |
| 1973/1974 | 782 | 千吨 | 2026-9 |
| 1972/1973 | 532 | 千吨 | 2026-9 |
| 1971/1972 | 555 | 千吨 | 2026-9 |
| 1970/1971 | 651 | 千吨 | 2026-9 |
| 1969/1970 | 531 | 千吨 | 2026-9 |
| 1968/1969 | 272 | 千吨 | 2026-9 |
| 1967/1968 | 345 | 千吨 | 2026-9 |
| 1966/1967 | 271 | 千吨 | 2026-9 |
| 1965/1966 | 213 | 千吨 | 2026-9 |
| 1964/1965 | 163 | 千吨 | 2026-9 |