| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 871 | 千吨 | 2026-9 |
| 1997/1998 | 977 | 千吨 | 2026-9 |
| 1996/1997 | 707 | 千吨 | 2026-9 |
| 1995/1996 | 1446 | 千吨 | 2026-9 |
| 1994/1995 | 1142 | 千吨 | 2026-9 |
| 1993/1994 | 1039 | 千吨 | 2026-9 |
| 1992/1993 | 1120 | 千吨 | 2026-9 |
| 1991/1992 | 842 | 千吨 | 2026-9 |
| 1990/1991 | 752 | 千吨 | 2026-9 |
| 1989/1990 | 1108 | 千吨 | 2026-9 |
| 1988/1989 | 993 | 千吨 | 2026-9 |
| 1987/1988 | 864 | 千吨 | 2026-9 |
| 1986/1987 | 603 | 千吨 | 2026-9 |
| 1985/1986 | 449 | 千吨 | 2026-9 |
| 1984/1985 | 899 | 千吨 | 2026-9 |
| 1983/1984 | 1524 | 千吨 | 2026-9 |
| 1982/1983 | 1121 | 千吨 | 2026-9 |
| 1981/1982 | 2500 | 千吨 | 2026-9 |
| 1980/1981 | 1383 | 千吨 | 2026-9 |
| 1979/1980 | 1748 | 千吨 | 2026-9 |
| 1978/1979 | 1480 | 千吨 | 2026-9 |
| 1977/1978 | 1921 | 千吨 | 2026-9 |
| 1976/1977 | 2796 | 千吨 | 2026-9 |
| 1975/1976 | 2737 | 千吨 | 2026-9 |
| 1974/1975 | 1952 | 千吨 | 2026-9 |
| 1973/1974 | 2090 | 千吨 | 2026-9 |
| 1972/1973 | 1138 | 千吨 | 2026-9 |
| 1971/1972 | 1348 | 千吨 | 2026-9 |
| 1970/1971 | 2181 | 千吨 | 2026-9 |
| 1969/1970 | 1105 | 千吨 | 2026-9 |
| 1968/1969 | 1201 | 千吨 | 2026-9 |
| 1967/1968 | 1666 | 千吨 | 2026-9 |
| 1966/1967 | 2848 | 千吨 | 2026-9 |
| 1965/1966 | 2665 | 千吨 | 2026-9 |
| 1964/1965 | 2254 | 千吨 | 2026-9 |
| 1963/1964 | 1989 | 千吨 | 2026-9 |
| 1962/1963 | 1739 | 千吨 | 2026-9 |
| 1961/1962 | 1594 | 千吨 | 2026-9 |
| 1960/1961 | 1644 | 千吨 | 2026-9 |