| 年度 | 数值 | 单位 | 发布时间 |
|---|
| 1998/1999 | 400 | 千吨 | 2026-9 |
| 1997/1998 | 874 | 千吨 | 2026-9 |
| 1996/1997 | 537 | 千吨 | 2026-9 |
| 1995/1996 | 240 | 千吨 | 2026-9 |
| 1994/1995 | 184 | 千吨 | 2026-9 |
| 1993/1994 | 1 | 千吨 | 2026-9 |
| 1992/1993 | 1 | 千吨 | 2026-9 |
| 1991/1992 | 5 | 千吨 | 2026-9 |
| 1990/1991 | 0 | 千吨 | 2026-9 |
| 1989/1990 | 0 | 千吨 | 2026-9 |
| 1988/1989 | 300 | 千吨 | 2026-9 |
| 1987/1988 | 130 | 千吨 | 2026-9 |
| 1986/1987 | 600 | 千吨 | 2026-9 |
| 1985/1986 | 100 | 千吨 | 2026-9 |
| 1984/1985 | 600 | 千吨 | 2026-9 |
| 1983/1984 | 1000 | 千吨 | 2026-9 |
| 1982/1983 | 1500 | 千吨 | 2026-9 |
| 1981/1982 | 1200 | 千吨 | 2026-9 |
| 1980/1981 | 770 | 千吨 | 2026-9 |
| 1979/1980 | 1000 | 千吨 | 2026-9 |
| 1978/1979 | 700 | 千吨 | 2026-9 |
| 1977/1978 | 652 | 千吨 | 2026-9 |
| 1976/1977 | 248 | 千吨 | 2026-9 |
| 1975/1976 | 458 | 千吨 | 2026-9 |
| 1974/1975 | 70 | 千吨 | 2026-9 |
| 1973/1974 | 350 | 千吨 | 2026-9 |
| 1972/1973 | 357 | 千吨 | 2026-9 |
| 1971/1972 | 110 | 千吨 | 2026-9 |
| 1970/1971 | 249 | 千吨 | 2026-9 |
| 1969/1970 | 503 | 千吨 | 2026-9 |
| 1968/1969 | 395 | 千吨 | 2026-9 |
| 1967/1968 | 598 | 千吨 | 2026-9 |
| 1966/1967 | 587 | 千吨 | 2026-9 |
| 1965/1966 | 466 | 千吨 | 2026-9 |
| 1964/1965 | 873 | 千吨 | 2026-9 |
| 1963/1964 | 1190 | 千吨 | 2026-9 |
| 1962/1963 | 884 | 千吨 | 2026-9 |
| 1961/1962 | 958 | 千吨 | 2026-9 |
| 1960/1961 | 588 | 千吨 | 2026-9 |