| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 830 | 千吨 | 2026-9 |
| 1997/1998 | 953 | 千吨 | 2026-9 |
| 1996/1997 | 1035 | 千吨 | 2026-9 |
| 1995/1996 | 866 | 千吨 | 2026-9 |
| 1994/1995 | 752 | 千吨 | 2026-9 |
| 1993/1994 | 681 | 千吨 | 2026-9 |
| 1992/1993 | 564 | 千吨 | 2026-9 |
| 1991/1992 | 587 | 千吨 | 2026-9 |
| 1990/1991 | 535 | 千吨 | 2026-9 |
| 1989/1990 | 625 | 千吨 | 2026-9 |
| 1988/1989 | 540 | 千吨 | 2026-9 |
| 1987/1988 | 620 | 千吨 | 2026-9 |
| 1986/1987 | 870 | 千吨 | 2026-9 |
| 1985/1986 | 690 | 千吨 | 2026-9 |
| 1984/1985 | 750 | 千吨 | 2026-9 |
| 1983/1984 | 630 | 千吨 | 2026-9 |
| 1982/1983 | 765 | 千吨 | 2026-9 |
| 1981/1982 | 729 | 千吨 | 2026-9 |
| 1980/1981 | 735 | 千吨 | 2026-9 |
| 1979/1980 | 799 | 千吨 | 2026-9 |
| 1978/1979 | 734 | 千吨 | 2026-9 |
| 1977/1978 | 727 | 千吨 | 2026-9 |
| 1976/1977 | 720 | 千吨 | 2026-9 |
| 1975/1976 | 655 | 千吨 | 2026-9 |
| 1974/1975 | 613 | 千吨 | 2026-9 |
| 1973/1974 | 679 | 千吨 | 2026-9 |
| 1972/1973 | 756 | 千吨 | 2026-9 |