| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 677 | 千吨 | 2026-9 |
| 1997/1998 | 579 | 千吨 | 2026-9 |
| 1996/1997 | 452 | 千吨 | 2026-9 |
| 1995/1996 | 225 | 千吨 | 2026-9 |
| 1994/1995 | 691 | 千吨 | 2026-9 |
| 1993/1994 | 896 | 千吨 | 2026-9 |
| 1992/1993 | 345 | 千吨 | 2026-9 |
| 1991/1992 | 930 | 千吨 | 2026-9 |
| 1990/1991 | 923 | 千吨 | 2026-9 |
| 1989/1990 | 955 | 千吨 | 2026-9 |
| 1988/1989 | 496 | 千吨 | 2026-9 |
| 1987/1988 | 353 | 千吨 | 2026-9 |
| 1986/1987 | 562 | 千吨 | 2026-9 |
| 1985/1986 | 627 | 千吨 | 2026-9 |
| 1984/1985 | 816 | 千吨 | 2026-9 |
| 1983/1984 | 382 | 千吨 | 2026-9 |
| 1982/1983 | 411 | 千吨 | 2026-9 |
| 1981/1982 | 419 | 千吨 | 2026-9 |
| 1980/1981 | 440 | 千吨 | 2026-9 |
| 1979/1980 | 421 | 千吨 | 2026-9 |
| 1978/1979 | 536 | 千吨 | 2026-9 |
| 1977/1978 | 217 | 千吨 | 2026-9 |
| 1976/1977 | 15 | 千吨 | 2026-9 |
| 1975/1976 | 39 | 千吨 | 2026-9 |
| 1974/1975 | 26 | 千吨 | 2026-9 |
| 1973/1974 | 147 | 千吨 | 2026-9 |
| 1972/1973 | 901 | 千吨 | 2026-9 |
| 1971/1972 | 1004 | 千吨 | 2026-9 |
| 1970/1971 | 686 | 千吨 | 2026-9 |
| 1969/1970 | 446 | 千吨 | 2026-9 |
| 1968/1969 | 447 | 千吨 | 2026-9 |
| 1967/1968 | 506 | 千吨 | 2026-9 |
| 1966/1967 | 367 | 千吨 | 2026-9 |
| 1965/1966 | 387 | 千吨 | 2026-9 |
| 1964/1965 | 337 | 千吨 | 2026-9 |
| 1963/1964 | 217 | 千吨 | 2026-9 |
| 1962/1963 | 199 | 千吨 | 2026-9 |
| 1961/1962 | 274 | 千吨 | 2026-9 |
| 1960/1961 | 114 | 千吨 | 2026-9 |