| 年度 | 数值 | 单位 | 发布时间 |
|---|
| 1998/1999 | 6000 | 千吨 | 2026-9 |
| 1997/1998 | 6800 | 千吨 | 2026-9 |
| 1996/1997 | 6000 | 千吨 | 2026-9 |
| 1995/1996 | 4600 | 千吨 | 2026-9 |
| 1994/1995 | 4300 | 千吨 | 2026-9 |
| 1993/1994 | 4012 | 千吨 | 2026-9 |
| 1992/1993 | 4301 | 千吨 | 2026-9 |
| 1991/1992 | 7745 | 千吨 | 2026-9 |
| 1990/1991 | 4317 | 千吨 | 2026-9 |
| 1989/1990 | 6747 | 千吨 | 2026-9 |
| 1988/1989 | 6028 | 千吨 | 2026-9 |
| 1987/1988 | 7234 | 千吨 | 2026-9 |
| 1986/1987 | 7261 | 千吨 | 2026-9 |
| 1985/1986 | 6818 | 千吨 | 2026-9 |
| 1984/1985 | 6514 | 千吨 | 2026-9 |
| 1983/1984 | 6256 | 千吨 | 2026-9 |
| 1982/1983 | 7752 | 千吨 | 2026-9 |
| 1981/1982 | 6998 | 千吨 | 2026-9 |
| 1980/1981 | 6673 | 千吨 | 2026-9 |
| 1979/1980 | 7396 | 千吨 | 2026-9 |
| 1978/1979 | 6655 | 千吨 | 2026-9 |
| 1977/1978 | 6007 | 千吨 | 2026-9 |
| 1976/1977 | 5141 | 千吨 | 2026-9 |
| 1975/1976 | 7080 | 千吨 | 2026-9 |
| 1974/1975 | 6195 | 千吨 | 2026-9 |
| 1973/1974 | 5963 | 千吨 | 2026-9 |
| 1972/1973 | 5554 | 千吨 | 2026-9 |
| 1971/1972 | 4732 | 千吨 | 2026-9 |
| 1970/1971 | 4013 | 千吨 | 2026-9 |
| 1969/1970 | 4754 | 千吨 | 2026-9 |
| 1968/1969 | 3764 | 千吨 | 2026-9 |
| 1967/1968 | 3522 | 千吨 | 2026-9 |
| 1966/1967 | 3907 | 千吨 | 2026-9 |
| 1965/1966 | 3564 | 千吨 | 2026-9 |
| 1964/1965 | 3509 | 千吨 | 2026-9 |
| 1963/1964 | 3551 | 千吨 | 2026-9 |
| 1962/1963 | 3240 | 千吨 | 2026-9 |
| 1961/1962 | 2715 | 千吨 | 2026-9 |
| 1960/1961 | 3504 | 千吨 | 2026-9 |