| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 970 | 千吨 | 2026-9 |
| 1997/1998 | 858 | 千吨 | 2026-9 |
| 1996/1997 | 1180 | 千吨 | 2026-9 |
| 1995/1996 | 933 | 千吨 | 2026-9 |
| 1994/1995 | 767 | 千吨 | 2026-9 |
| 1993/1994 | 696 | 千吨 | 2026-9 |
| 1992/1993 | 618 | 千吨 | 2026-9 |
| 1991/1992 | 612 | 千吨 | 2026-9 |
| 1990/1991 | 556 | 千吨 | 2026-9 |
| 1989/1990 | 656 | 千吨 | 2026-9 |
| 1988/1989 | 580 | 千吨 | 2026-9 |
| 1987/1988 | 650 | 千吨 | 2026-9 |
| 1986/1987 | 1004 | 千吨 | 2026-9 |
| 1985/1986 | 710 | 千吨 | 2026-9 |
| 1984/1985 | 851 | 千吨 | 2026-9 |
| 1983/1984 | 700 | 千吨 | 2026-9 |
| 1982/1983 | 847 | 千吨 | 2026-9 |
| 1981/1982 | 810 | 千吨 | 2026-9 |
| 1980/1981 | 817 | 千吨 | 2026-9 |
| 1979/1980 | 888 | 千吨 | 2026-9 |
| 1978/1979 | 816 | 千吨 | 2026-9 |
| 1977/1978 | 807 | 千吨 | 2026-9 |
| 1976/1977 | 799 | 千吨 | 2026-9 |
| 1975/1976 | 728 | 千吨 | 2026-9 |
| 1974/1975 | 681 | 千吨 | 2026-9 |
| 1973/1974 | 756 | 千吨 | 2026-9 |
| 1972/1973 | 850 | 千吨 | 2026-9 |