| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 1861 | 千吨 | 2026-9 |
| 1997/1998 | 1958 | 千吨 | 2026-9 |
| 1996/1997 | 2051 | 千吨 | 2026-9 |
| 1995/1996 | 2244 | 千吨 | 2026-9 |
| 1994/1995 | 2162 | 千吨 | 2026-9 |
| 1993/1994 | 2118 | 千吨 | 2026-9 |
| 1992/1993 | 1998 | 千吨 | 2026-9 |
| 1991/1992 | 2173 | 千吨 | 2026-9 |
| 1990/1991 | 2074 | 千吨 | 2026-9 |
| 1989/1990 | 2807 | 千吨 | 2026-9 |
| 1988/1989 | 2933 | 千吨 | 2026-9 |
| 1987/1988 | 3020 | 千吨 | 2026-9 |
| 1986/1987 | 3056 | 千吨 | 2026-9 |
| 1985/1986 | 3060 | 千吨 | 2026-9 |
| 1984/1985 | 3186 | 千吨 | 2026-9 |
| 1983/1984 | 3075 | 千吨 | 2026-9 |
| 1982/1983 | 3226 | 千吨 | 2026-9 |
| 1981/1982 | 2956 | 千吨 | 2026-9 |
| 1980/1981 | 3000 | 千吨 | 2026-9 |
| 1979/1980 | 2934 | 千吨 | 2026-9 |
| 1978/1979 | 3165 | 千吨 | 2026-9 |
| 1977/1978 | 3078 | 千吨 | 2026-9 |
| 1976/1977 | 3410 | 千吨 | 2026-9 |
| 1975/1976 | 3169 | 千吨 | 2026-9 |
| 1974/1975 | 3282 | 千吨 | 2026-9 |
| 1973/1974 | 3185 | 千吨 | 2026-9 |
| 1972/1973 | 3363 | 千吨 | 2026-9 |
| 1971/1972 | 3431 | 千吨 | 2026-9 |
| 1970/1971 | 3113 | 千吨 | 2026-9 |
| 1969/1970 | 3323 | 千吨 | 2026-9 |
| 1968/1969 | 3502 | 千吨 | 2026-9 |
| 1967/1968 | 3745 | 千吨 | 2026-9 |
| 1966/1967 | 3699 | 千吨 | 2026-9 |
| 1965/1966 | 3964 | 千吨 | 2026-9 |
| 1964/1965 | 3976 | 千吨 | 2026-9 |
| 1963/1964 | 4080 | 千吨 | 2026-9 |
| 1962/1963 | 4373 | 千吨 | 2026-9 |
| 1961/1962 | 4068 | 千吨 | 2026-9 |
| 1960/1961 | 4547 | 千吨 | 2026-9 |