| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 9537 | 千吨 | 2026-9 |
| 1997/1998 | 8193 | 千吨 | 2026-9 |
| 1996/1997 | 8579 | 千吨 | 2026-9 |
| 1995/1996 | 8668 | 千吨 | 2026-9 |
| 1994/1995 | 7659 | 千吨 | 2026-9 |
| 1993/1994 | 8242 | 千吨 | 2026-9 |
| 1992/1993 | 7368 | 千吨 | 2026-9 |
| 1991/1992 | 9270 | 千吨 | 2026-9 |
| 1990/1991 | 9026 | 千吨 | 2026-9 |
| 1989/1990 | 8462 | 千吨 | 2026-9 |
| 1988/1989 | 7582 | 千吨 | 2026-9 |
| 1987/1988 | 7942 | 千吨 | 2026-9 |
| 1986/1987 | 7502 | 千吨 | 2026-9 |
| 1985/1986 | 6461 | 千吨 | 2026-9 |
| 1984/1985 | 6010 | 千吨 | 2026-9 |
| 1983/1984 | 5165 | 千吨 | 2026-9 |
| 1982/1983 | 4476 | 千吨 | 2026-9 |
| 1981/1982 | 4203 | 千吨 | 2026-9 |
| 1980/1981 | 4176 | 千吨 | 2026-9 |
| 1979/1980 | 4187 | 千吨 | 2026-9 |
| 1978/1979 | 6029 | 千吨 | 2026-9 |
| 1977/1978 | 5308 | 千吨 | 2026-9 |
| 1976/1977 | 5745 | 千吨 | 2026-9 |
| 1975/1976 | 5207 | 千吨 | 2026-9 |
| 1974/1975 | 6409 | 千吨 | 2026-9 |
| 1973/1974 | 5807 | 千吨 | 2026-9 |
| 1972/1973 | 5147 | 千吨 | 2026-9 |
| 1971/1972 | 5456 | 千吨 | 2026-9 |
| 1970/1971 | 4608 | 千吨 | 2026-9 |
| 1969/1970 | 4710 | 千吨 | 2026-9 |
| 1968/1969 | 4567 | 千吨 | 2026-9 |
| 1967/1968 | 3857 | 千吨 | 2026-9 |
| 1966/1967 | 3556 | 千吨 | 2026-9 |
| 1965/1966 | 3338 | 千吨 | 2026-9 |
| 1964/1965 | 3042 | 千吨 | 2026-9 |
| 1963/1964 | 3067 | 千吨 | 2026-9 |
| 1962/1963 | 2700 | 千吨 | 2026-9 |
| 1961/1962 | 2792 | 千吨 | 2026-9 |
| 1960/1961 | 2303 | 千吨 | 2026-9 |