| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 130 | 千吨 | 2026-9 |
| 1997/1998 | 171 | 千吨 | 2026-9 |
| 1996/1997 | 203 | 千吨 | 2026-9 |
| 1995/1996 | 200 | 千吨 | 2026-9 |
| 1994/1995 | 223 | 千吨 | 2026-9 |
| 1993/1994 | 215 | 千吨 | 2026-9 |
| 1992/1993 | 249 | 千吨 | 2026-9 |
| 1991/1992 | 339 | 千吨 | 2026-9 |
| 1990/1991 | 366 | 千吨 | 2026-9 |
| 1989/1990 | 771 | 千吨 | 2026-9 |
| 1988/1989 | 435 | 千吨 | 2026-9 |
| 1987/1988 | 765 | 千吨 | 2026-9 |
| 1986/1987 | 909 | 千吨 | 2026-9 |
| 1985/1986 | 740 | 千吨 | 2026-9 |
| 1984/1985 | 580 | 千吨 | 2026-9 |
| 1983/1984 | 659 | 千吨 | 2026-9 |
| 1982/1983 | 621 | 千吨 | 2026-9 |
| 1981/1982 | 496 | 千吨 | 2026-9 |
| 1980/1981 | 529 | 千吨 | 2026-9 |
| 1979/1980 | 691 | 千吨 | 2026-9 |
| 1978/1979 | 458 | 千吨 | 2026-9 |
| 1977/1978 | 445 | 千吨 | 2026-9 |
| 1976/1977 | 311 | 千吨 | 2026-9 |
| 1975/1976 | 433 | 千吨 | 2026-9 |
| 1974/1975 | 302 | 千吨 | 2026-9 |
| 1973/1974 | 217 | 千吨 | 2026-9 |
| 1972/1973 | 167 | 千吨 | 2026-9 |
| 1971/1972 | 125 | 千吨 | 2026-9 |
| 1970/1971 | 91 | 千吨 | 2026-9 |
| 1969/1970 | 51 | 千吨 | 2026-9 |
| 1968/1969 | 43 | 千吨 | 2026-9 |
| 1967/1968 | 31 | 千吨 | 2026-9 |
| 1966/1967 | 16 | 千吨 | 2026-9 |
| 1965/1966 | 3 | 千吨 | 2026-9 |
| 1964/1965 | 2 | 千吨 | 2026-9 |