| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1990/1991 | 163 | 千吨 | 2026-9 |
| 1989/1990 | 566 | 千吨 | 2026-9 |
| 1988/1989 | 431 | 千吨 | 2026-9 |
| 1987/1988 | 660 | 千吨 | 2026-9 |
| 1986/1987 | 355 | 千吨 | 2026-9 |
| 1985/1986 | 641 | 千吨 | 2026-9 |
| 1984/1985 | 343 | 千吨 | 2026-9 |
| 1983/1984 | 824 | 千吨 | 2026-9 |
| 1982/1983 | 430 | 千吨 | 2026-9 |
| 1981/1982 | 515 | 千吨 | 2026-9 |
| 1980/1981 | 606 | 千吨 | 2026-9 |
| 1979/1980 | 626 | 千吨 | 2026-9 |
| 1978/1979 | 419 | 千吨 | 2026-9 |
| 1977/1978 | 688 | 千吨 | 2026-9 |
| 1976/1977 | 301 | 千吨 | 2026-9 |
| 1975/1976 | 633 | 千吨 | 2026-9 |
| 1974/1975 | 433 | 千吨 | 2026-9 |
| 1973/1974 | 543 | 千吨 | 2026-9 |
| 1972/1973 | 340 | 千吨 | 2026-9 |
| 1971/1972 | 616 | 千吨 | 2026-9 |
| 1970/1971 | 420 | 千吨 | 2026-9 |
| 1969/1970 | 473 | 千吨 | 2026-9 |
| 1968/1969 | 385 | 千吨 | 2026-9 |
| 1967/1968 | 537 | 千吨 | 2026-9 |
| 1966/1967 | 320 | 千吨 | 2026-9 |
| 1965/1966 | 420 | 千吨 | 2026-9 |
| 1964/1965 | 304 | 千吨 | 2026-9 |