| 年度 | 数值 | 单位 | 发布时间 |
|---|
| 1998/1999 | 8621 | 千吨 | 2026-9 |
| 1997/1998 | 10493 | 千吨 | 2026-9 |
| 1996/1997 | 9225 | 千吨 | 2026-9 |
| 1995/1996 | 9371 | 千吨 | 2026-9 |
| 1994/1995 | 8366 | 千吨 | 2026-9 |
| 1993/1994 | 8099 | 千吨 | 2026-9 |
| 1992/1993 | 8455 | 千吨 | 2026-9 |
| 1991/1992 | 9686 | 千吨 | 2026-9 |
| 1990/1991 | 7599 | 千吨 | 2026-9 |
| 1989/1990 | 7524 | 千吨 | 2026-9 |
| 1988/1989 | 9100 | 千吨 | 2026-9 |
| 1987/1988 | 11270 | 千吨 | 2026-9 |
| 1986/1987 | 10815 | 千吨 | 2026-9 |
| 1985/1986 | 11200 | 千吨 | 2026-9 |
| 1984/1985 | 12474 | 千吨 | 2026-9 |
| 1983/1984 | 11382 | 千吨 | 2026-9 |
| 1982/1983 | 11120 | 千吨 | 2026-9 |
| 1981/1982 | 10692 | 千吨 | 2026-9 |
| 1980/1981 | 12231 | 千吨 | 2026-9 |
| 1979/1980 | 12564 | 千吨 | 2026-9 |
| 1978/1979 | 10539 | 千吨 | 2026-9 |
| 1977/1978 | 9627 | 千吨 | 2026-9 |
| 1976/1977 | 11437 | 千吨 | 2026-9 |
| 1975/1976 | 8883 | 千吨 | 2026-9 |
| 1974/1975 | 8220 | 千吨 | 2026-9 |
| 1973/1974 | 7247 | 千吨 | 2026-9 |
| 1972/1973 | 9689 | 千吨 | 2026-9 |
| 1971/1972 | 7761 | 千吨 | 2026-9 |
| 1970/1971 | 6295 | 千吨 | 2026-9 |
| 1969/1970 | 7197 | 千吨 | 2026-9 |
| 1968/1969 | 6715 | 千吨 | 2026-9 |
| 1967/1968 | 6273 | 千吨 | 2026-9 |
| 1966/1967 | 7448 | 千吨 | 2026-9 |
| 1965/1966 | 5421 | 千吨 | 2026-9 |
| 1964/1965 | 5823 | 千吨 | 2026-9 |
| 1963/1964 | 4833 | 千吨 | 2026-9 |
| 1962/1963 | 4048 | 千吨 | 2026-9 |
| 1961/1962 | 4783 | 千吨 | 2026-9 |
| 1960/1961 | 4944 | 千吨 | 2026-9 |