| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 200 | 千吨 | 2026-9 |
| 1997/1998 | 121 | 千吨 | 2026-9 |
| 1996/1997 | 115 | 千吨 | 2026-9 |
| 1995/1996 | 108 | 千吨 | 2026-9 |
| 1994/1995 | 92 | 千吨 | 2026-9 |
| 1993/1994 | 95 | 千吨 | 2026-9 |
| 1992/1993 | 126 | 千吨 | 2026-9 |
| 1991/1992 | 179 | 千吨 | 2026-9 |
| 1990/1991 | 141 | 千吨 | 2026-9 |
| 1989/1990 | 304 | 千吨 | 2026-9 |
| 1988/1989 | 340 | 千吨 | 2026-9 |
| 1987/1988 | 350 | 千吨 | 2026-9 |
| 1986/1987 | 472 | 千吨 | 2026-9 |
| 1985/1986 | 317 | 千吨 | 2026-9 |
| 1984/1985 | 407 | 千吨 | 2026-9 |
| 1983/1984 | 259 | 千吨 | 2026-9 |
| 1982/1983 | 301 | 千吨 | 2026-9 |
| 1981/1982 | 268 | 千吨 | 2026-9 |
| 1980/1981 | 448 | 千吨 | 2026-9 |
| 1979/1980 | 383 | 千吨 | 2026-9 |
| 1978/1979 | 230 | 千吨 | 2026-9 |
| 1977/1978 | 191 | 千吨 | 2026-9 |
| 1976/1977 | 213 | 千吨 | 2026-9 |
| 1975/1976 | 213 | 千吨 | 2026-9 |
| 1974/1975 | 298 | 千吨 | 2026-9 |
| 1973/1974 | 244 | 千吨 | 2026-9 |
| 1972/1973 | 186 | 千吨 | 2026-9 |
| 1971/1972 | 165 | 千吨 | 2026-9 |
| 1970/1971 | 91 | 千吨 | 2026-9 |
| 1969/1970 | 51 | 千吨 | 2026-9 |
| 1968/1969 | 47 | 千吨 | 2026-9 |
| 1967/1968 | 41 | 千吨 | 2026-9 |
| 1966/1967 | 20 | 千吨 | 2026-9 |
| 1965/1966 | 3 | 千吨 | 2026-9 |
| 1964/1965 | 2 | 千吨 | 2026-9 |