| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 1099 | 千吨 | 2026-9 |
| 1997/1998 | 595 | 千吨 | 2026-9 |
| 1996/1997 | 449 | 千吨 | 2026-9 |
| 1995/1996 | 1377 | 千吨 | 2026-9 |
| 1994/1995 | 756 | 千吨 | 2026-9 |
| 1993/1994 | 594 | 千吨 | 2026-9 |
| 1992/1993 | 758 | 千吨 | 2026-9 |
| 1991/1992 | 1043 | 千吨 | 2026-9 |
| 1990/1991 | 1206 | 千吨 | 2026-9 |
| 1989/1990 | 1586 | 千吨 | 2026-9 |
| 1988/1989 | 1199 | 千吨 | 2026-9 |
| 1987/1988 | 1192 | 千吨 | 2026-9 |
| 1986/1987 | 1298 | 千吨 | 2026-9 |
| 1985/1986 | 1073 | 千吨 | 2026-9 |
| 1984/1985 | 911 | 千吨 | 2026-9 |
| 1983/1984 | 554 | 千吨 | 2026-9 |
| 1982/1983 | 434 | 千吨 | 2026-9 |
| 1981/1982 | 495 | 千吨 | 2026-9 |
| 1980/1981 | 572 | 千吨 | 2026-9 |
| 1979/1980 | 233 | 千吨 | 2026-9 |
| 1978/1979 | 691 | 千吨 | 2026-9 |
| 1977/1978 | 708 | 千吨 | 2026-9 |
| 1976/1977 | 980 | 千吨 | 2026-9 |
| 1975/1976 | 726 | 千吨 | 2026-9 |
| 1974/1975 | 523 | 千吨 | 2026-9 |
| 1973/1974 | 512 | 千吨 | 2026-9 |
| 1972/1973 | 430 | 千吨 | 2026-9 |
| 1971/1972 | 595 | 千吨 | 2026-9 |
| 1970/1971 | 566 | 千吨 | 2026-9 |
| 1969/1970 | 204 | 千吨 | 2026-9 |
| 1968/1969 | 712 | 千吨 | 2026-9 |
| 1967/1968 | 651 | 千吨 | 2026-9 |
| 1966/1967 | 448 | 千吨 | 2026-9 |
| 1965/1966 | 504 | 千吨 | 2026-9 |
| 1964/1965 | 267 | 千吨 | 2026-9 |