| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 8945 | 千吨 | 2026-9 |
| 1997/1998 | 2990 | 千吨 | 2026-9 |
| 1996/1997 | 6183 | 千吨 | 2026-9 |
| 1995/1996 | 2480 | 千吨 | 2026-9 |
| 1994/1995 | 5061 | 千吨 | 2026-9 |
| 1993/1994 | 6793 | 千吨 | 2026-9 |
| 1992/1993 | 5816 | 千吨 | 2026-9 |
| 1991/1992 | 9459 | 千吨 | 2026-9 |
| 1990/1991 | 8081 | 千吨 | 2026-9 |
| 1989/1990 | 8262 | 千吨 | 2026-9 |
| 1988/1989 | 8431 | 千吨 | 2026-9 |
| 1987/1988 | 6401 | 千吨 | 2026-9 |
| 1986/1987 | 6648 | 千吨 | 2026-9 |
| 1985/1986 | 7935 | 千吨 | 2026-9 |
| 1984/1985 | 8098 | 千吨 | 2026-9 |
| 1983/1984 | 3725 | 千吨 | 2026-9 |
| 1982/1983 | 6784 | 千吨 | 2026-9 |
| 1981/1982 | 3252 | 千吨 | 2026-9 |
| 1980/1981 | 5272 | 千吨 | 2026-9 |
| 1979/1980 | 2500 | 千吨 | 2026-9 |
| 1978/1979 | 3088 | 千吨 | 2026-9 |
| 1977/1978 | 3027 | 千吨 | 2026-9 |
| 1976/1977 | 868 | 千吨 | 2026-9 |
| 1975/1976 | 2302 | 千吨 | 2026-9 |
| 1974/1975 | 1465 | 千吨 | 2026-9 |
| 1973/1974 | 2219 | 千吨 | 2026-9 |
| 1972/1973 | 5269 | 千吨 | 2026-9 |
| 1971/1972 | 6002 | 千吨 | 2026-9 |
| 1970/1971 | 3629 | 千吨 | 2026-9 |
| 1969/1970 | 5204 | 千吨 | 2026-9 |
| 1968/1969 | 4675 | 千吨 | 2026-9 |
| 1967/1968 | 4213 | 千吨 | 2026-9 |
| 1966/1967 | 3676 | 千吨 | 2026-9 |
| 1965/1966 | 3350 | 千吨 | 2026-9 |
| 1964/1965 | 3125 | 千吨 | 2026-9 |
| 1963/1964 | 2924 | 千吨 | 2026-9 |
| 1962/1963 | 1832 | 千吨 | 2026-9 |
| 1961/1962 | 2665 | 千吨 | 2026-9 |
| 1960/1961 | 1481 | 千吨 | 2026-9 |