| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 7084 | 千吨 | 2026-9 |
| 1997/1998 | 7644 | 千吨 | 2026-9 |
| 1996/1997 | 7718 | 千吨 | 2026-9 |
| 1995/1996 | 6635 | 千吨 | 2026-9 |
| 1994/1995 | 7394 | 千吨 | 2026-9 |
| 1993/1994 | 7836 | 千吨 | 2026-9 |
| 1992/1993 | 6674 | 千吨 | 2026-9 |
| 1991/1992 | 8221 | 千吨 | 2026-9 |
| 1990/1991 | 9023 | 千吨 | 2026-9 |
| 1989/1990 | 9055 | 千吨 | 2026-9 |
| 1988/1989 | 9524 | 千吨 | 2026-9 |
| 1987/1988 | 9447 | 千吨 | 2026-9 |
| 1986/1987 | 10343 | 千吨 | 2026-9 |
| 1985/1986 | 12733 | 千吨 | 2026-9 |
| 1984/1985 | 12336 | 千吨 | 2026-9 |
| 1983/1984 | 10285 | 千吨 | 2026-9 |
| 1982/1983 | 12788 | 千吨 | 2026-9 |
| 1981/1982 | 11972 | 千吨 | 2026-9 |
| 1980/1981 | 12339 | 千吨 | 2026-9 |
| 1979/1980 | 12772 | 千吨 | 2026-9 |
| 1978/1979 | 13847 | 千吨 | 2026-9 |
| 1977/1978 | 11492 | 千吨 | 2026-9 |
| 1976/1977 | 11583 | 千吨 | 2026-9 |
| 1975/1976 | 13460 | 千吨 | 2026-9 |
| 1974/1975 | 13860 | 千吨 | 2026-9 |
| 1973/1974 | 13441 | 千吨 | 2026-9 |
| 1972/1973 | 15284 | 千吨 | 2026-9 |
| 1971/1972 | 15735 | 千吨 | 2026-9 |
| 1970/1971 | 14200 | 千吨 | 2026-9 |
| 1969/1970 | 14706 | 千吨 | 2026-9 |
| 1968/1969 | 15574 | 千吨 | 2026-9 |
| 1967/1968 | 15808 | 千吨 | 2026-9 |
| 1966/1967 | 14179 | 千吨 | 2026-9 |
| 1965/1966 | 14510 | 千吨 | 2026-9 |
| 1964/1965 | 14470 | 千吨 | 2026-9 |
| 1963/1964 | 15137 | 千吨 | 2026-9 |
| 1962/1963 | 15539 | 千吨 | 2026-9 |
| 1961/1962 | 15662 | 千吨 | 2026-9 |
| 1960/1961 | 15817 | 千吨 | 2026-9 |