| 年度 | 数值 | 单位 | 发布时间 |
|---|
| 1998/1999 | 1200 | 千吨 | 2026-9 |
| 1997/1998 | 1500 | 千吨 | 2026-9 |
| 1996/1997 | 970 | 千吨 | 2026-9 |
| 1995/1996 | 1400 | 千吨 | 2026-9 |
| 1994/1995 | 1383 | 千吨 | 2026-9 |
| 1993/1994 | 980 | 千吨 | 2026-9 |
| 1992/1993 | 1742 | 千吨 | 2026-9 |
| 1991/1992 | 2775 | 千吨 | 2026-9 |
| 1990/1991 | 1241 | 千吨 | 2026-9 |
| 1989/1990 | 2421 | 千吨 | 2026-9 |
| 1988/1989 | 1557 | 千吨 | 2026-9 |
| 1987/1988 | 1858 | 千吨 | 2026-9 |
| 1986/1987 | 2848 | 千吨 | 2026-9 |
| 1985/1986 | 1350 | 千吨 | 2026-9 |
| 1984/1985 | 2994 | 千吨 | 2026-9 |
| 1983/1984 | 3115 | 千吨 | 2026-9 |
| 1982/1983 | 3418 | 千吨 | 2026-9 |
| 1981/1982 | 2401 | 千吨 | 2026-9 |
| 1980/1981 | 2256 | 千吨 | 2026-9 |
| 1979/1980 | 3223 | 千吨 | 2026-9 |
| 1978/1979 | 2236 | 千吨 | 2026-9 |
| 1977/1978 | 2513 | 千吨 | 2026-9 |
| 1976/1977 | 3031 | 千吨 | 2026-9 |
| 1975/1976 | 2822 | 千吨 | 2026-9 |
| 1974/1975 | 1626 | 千吨 | 2026-9 |
| 1973/1974 | 2586 | 千吨 | 2026-9 |
| 1972/1973 | 2974 | 千吨 | 2026-9 |
| 1971/1972 | 2518 | 千吨 | 2026-9 |
| 1970/1971 | 2375 | 千吨 | 2026-9 |
| 1969/1970 | 2415 | 千吨 | 2026-9 |
| 1968/1969 | 1768 | 千吨 | 2026-9 |
| 1967/1968 | 1971 | 千吨 | 2026-9 |
| 1966/1967 | 2206 | 千吨 | 2026-9 |
| 1965/1966 | 1238 | 千吨 | 2026-9 |
| 1964/1965 | 2056 | 千吨 | 2026-9 |
| 1963/1964 | 1732 | 千吨 | 2026-9 |
| 1962/1963 | 1556 | 千吨 | 2026-9 |
| 1961/1962 | 1424 | 千吨 | 2026-9 |
| 1960/1961 | 1505 | 千吨 | 2026-9 |