| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 863 | 千吨 | 2026-9 |
| 1997/1998 | 861 | 千吨 | 2026-9 |
| 1996/1997 | 850 | 千吨 | 2026-9 |
| 1995/1996 | 819 | 千吨 | 2026-9 |
| 1994/1995 | 616 | 千吨 | 2026-9 |
| 1993/1994 | 414 | 千吨 | 2026-9 |
| 1992/1993 | 374 | 千吨 | 2026-9 |
| 1991/1992 | 441 | 千吨 | 2026-9 |
| 1990/1991 | 514 | 千吨 | 2026-9 |
| 1989/1990 | 471 | 千吨 | 2026-9 |
| 1988/1989 | 440 | 千吨 | 2026-9 |
| 1987/1988 | 749 | 千吨 | 2026-9 |
| 1986/1987 | 856 | 千吨 | 2026-9 |
| 1985/1986 | 697 | 千吨 | 2026-9 |
| 1984/1985 | 748 | 千吨 | 2026-9 |
| 1983/1984 | 928 | 千吨 | 2026-9 |
| 1982/1983 | 753 | 千吨 | 2026-9 |
| 1981/1982 | 1159 | 千吨 | 2026-9 |
| 1980/1981 | 284 | 千吨 | 2026-9 |
| 1979/1980 | 470 | 千吨 | 2026-9 |
| 1978/1979 | 1047 | 千吨 | 2026-9 |
| 1977/1978 | 1073 | 千吨 | 2026-9 |
| 1976/1977 | 605 | 千吨 | 2026-9 |
| 1975/1976 | 507 | 千吨 | 2026-9 |
| 1974/1975 | 514 | 千吨 | 2026-9 |
| 1973/1974 | 558 | 千吨 | 2026-9 |
| 1972/1973 | 552 | 千吨 | 2026-9 |
| 1971/1972 | 739 | 千吨 | 2026-9 |
| 1970/1971 | 654 | 千吨 | 2026-9 |
| 1969/1970 | 595 | 千吨 | 2026-9 |
| 1968/1969 | 672 | 千吨 | 2026-9 |
| 1967/1968 | 622 | 千吨 | 2026-9 |
| 1966/1967 | 643 | 千吨 | 2026-9 |
| 1965/1966 | 638 | 千吨 | 2026-9 |
| 1964/1965 | 566 | 千吨 | 2026-9 |
| 1963/1964 | 530 | 千吨 | 2026-9 |
| 1962/1963 | 559 | 千吨 | 2026-9 |
| 1961/1962 | 570 | 千吨 | 2026-9 |
| 1960/1961 | 656 | 千吨 | 2026-9 |