| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 1435 | 千吨 | 2026-9 |
| 1997/1998 | 1580 | 千吨 | 2026-9 |
| 1996/1997 | 1631 | 千吨 | 2026-9 |
| 1995/1996 | 1451 | 千吨 | 2026-9 |
| 1994/1995 | 1263 | 千吨 | 2026-9 |
| 1993/1994 | 1460 | 千吨 | 2026-9 |
| 1992/1993 | 1238 | 千吨 | 2026-9 |
| 1991/1992 | 1833 | 千吨 | 2026-9 |
| 1990/1991 | 2085 | 千吨 | 2026-9 |
| 1989/1990 | 2220 | 千吨 | 2026-9 |
| 1988/1989 | 2303 | 千吨 | 2026-9 |
| 1987/1988 | 2368 | 千吨 | 2026-9 |
| 1986/1987 | 2486 | 千吨 | 2026-9 |
| 1985/1986 | 2665 | 千吨 | 2026-9 |
| 1984/1985 | 2597 | 千吨 | 2026-9 |
| 1983/1984 | 2356 | 千吨 | 2026-9 |
| 1982/1983 | 2579 | 千吨 | 2026-9 |
| 1981/1982 | 2769 | 千吨 | 2026-9 |
| 1980/1981 | 2343 | 千吨 | 2026-9 |
| 1979/1980 | 2356 | 千吨 | 2026-9 |
| 1978/1979 | 2620 | 千吨 | 2026-9 |
| 1977/1978 | 2670 | 千吨 | 2026-9 |
| 1976/1977 | 2650 | 千吨 | 2026-9 |
| 1975/1976 | 2992 | 千吨 | 2026-9 |
| 1974/1975 | 3435 | 千吨 | 2026-9 |
| 1973/1974 | 3226 | 千吨 | 2026-9 |
| 1972/1973 | 3337 | 千吨 | 2026-9 |
| 1971/1972 | 3093 | 千吨 | 2026-9 |
| 1970/1971 | 3296 | 千吨 | 2026-9 |
| 1969/1970 | 3119 | 千吨 | 2026-9 |
| 1968/1969 | 2744 | 千吨 | 2026-9 |
| 1967/1968 | 2668 | 千吨 | 2026-9 |
| 1966/1967 | 2565 | 千吨 | 2026-9 |
| 1965/1966 | 2480 | 千吨 | 2026-9 |
| 1964/1965 | 2455 | 千吨 | 2026-9 |
| 1963/1964 | 2793 | 千吨 | 2026-9 |
| 1962/1963 | 2720 | 千吨 | 2026-9 |
| 1961/1962 | 2935 | 千吨 | 2026-9 |
| 1960/1961 | 2759 | 千吨 | 2026-9 |