| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 11468 | 千吨 | 2026-9 |
| 1997/1998 | 12931 | 千吨 | 2026-9 |
| 1996/1997 | 11214 | 千吨 | 2026-9 |
| 1995/1996 | 11411 | 千吨 | 2026-9 |
| 1994/1995 | 11522 | 千吨 | 2026-9 |
| 1993/1994 | 11250 | 千吨 | 2026-9 |
| 1992/1993 | 11192 | 千吨 | 2026-9 |
| 1991/1992 | 11900 | 千吨 | 2026-9 |
| 1990/1991 | 11924 | 千吨 | 2026-9 |
| 1989/1990 | 11686 | 千吨 | 2026-9 |
| 1988/1989 | 11352 | 千吨 | 2026-9 |
| 1987/1988 | 11649 | 千吨 | 2026-9 |
| 1986/1987 | 11288 | 千吨 | 2026-9 |
| 1985/1986 | 11093 | 千吨 | 2026-9 |
| 1984/1985 | 12245 | 千吨 | 2026-9 |
| 1983/1984 | 11983 | 千吨 | 2026-9 |
| 1982/1983 | 12469 | 千吨 | 2026-9 |
| 1981/1982 | 12395 | 千吨 | 2026-9 |
| 1980/1981 | 12133 | 千吨 | 2026-9 |
| 1979/1980 | 12479 | 千吨 | 2026-9 |
| 1978/1979 | 12640 | 千吨 | 2026-9 |
| 1977/1978 | 12382 | 千吨 | 2026-9 |
| 1976/1977 | 11285 | 千吨 | 2026-9 |
| 1975/1976 | 11309 | 千吨 | 2026-9 |
| 1974/1975 | 11359 | 千吨 | 2026-9 |
| 1973/1974 | 10662 | 千吨 | 2026-9 |
| 1972/1973 | 10632 | 千吨 | 2026-9 |
| 1971/1972 | 9154 | 千吨 | 2026-9 |
| 1970/1971 | 8615 | 千吨 | 2026-9 |
| 1969/1970 | 7928 | 千吨 | 2026-9 |
| 1968/1969 | 8234 | 千吨 | 2026-9 |
| 1967/1968 | 8138 | 千吨 | 2026-9 |
| 1966/1967 | 7410 | 千吨 | 2026-9 |
| 1965/1966 | 8163 | 千吨 | 2026-9 |
| 1964/1965 | 7182 | 千吨 | 2026-9 |
| 1963/1964 | 6446 | 千吨 | 2026-9 |
| 1962/1963 | 6367 | 千吨 | 2026-9 |
| 1961/1962 | 6249 | 千吨 | 2026-9 |
| 1960/1961 | 6425 | 千吨 | 2026-9 |