| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 1626 | 千吨 | 2026-9 |
| 1997/1998 | 1542 | 千吨 | 2026-9 |
| 1996/1997 | 1522 | 千吨 | 2026-9 |
| 1995/1996 | 1931 | 千吨 | 2026-9 |
| 1994/1995 | 2041 | 千吨 | 2026-9 |
| 1993/1994 | 2025 | 千吨 | 2026-9 |
| 1992/1993 | 2006 | 千吨 | 2026-9 |
| 1991/1992 | 1949 | 千吨 | 2026-9 |
| 1990/1991 | 2390 | 千吨 | 2026-9 |
| 1989/1990 | 2600 | 千吨 | 2026-9 |
| 1988/1989 | 2369 | 千吨 | 2026-9 |
| 1987/1988 | 2598 | 千吨 | 2026-9 |
| 1986/1987 | 2626 | 千吨 | 2026-9 |
| 1985/1986 | 2578 | 千吨 | 2026-9 |
| 1984/1985 | 2367 | 千吨 | 2026-9 |
| 1983/1984 | 2368 | 千吨 | 2026-9 |
| 1982/1983 | 2389 | 千吨 | 2026-9 |
| 1981/1982 | 1421 | 千吨 | 2026-9 |
| 1980/1981 | 2977 | 千吨 | 2026-9 |
| 1979/1980 | 1654 | 千吨 | 2026-9 |
| 1978/1979 | 2604 | 千吨 | 2026-9 |
| 1977/1978 | 2279 | 千吨 | 2026-9 |
| 1976/1977 | 1722 | 千吨 | 2026-9 |
| 1975/1976 | 2210 | 千吨 | 2026-9 |
| 1974/1975 | 2169 | 千吨 | 2026-9 |
| 1973/1974 | 2004 | 千吨 | 2026-9 |
| 1972/1973 | 1885 | 千吨 | 2026-9 |
| 1971/1972 | 2120 | 千吨 | 2026-9 |
| 1970/1971 | 1601 | 千吨 | 2026-9 |
| 1969/1970 | 2182 | 千吨 | 2026-9 |
| 1968/1969 | 1783 | 千吨 | 2026-9 |
| 1967/1968 | 2094 | 千吨 | 2026-9 |
| 1966/1967 | 1855 | 千吨 | 2026-9 |
| 1965/1966 | 2020 | 千吨 | 2026-9 |
| 1964/1965 | 1566 | 千吨 | 2026-9 |
| 1963/1964 | 1638 | 千吨 | 2026-9 |
| 1962/1963 | 2142 | 千吨 | 2026-9 |
| 1961/1962 | 1399 | 千吨 | 2026-9 |
| 1960/1961 | 1965 | 千吨 | 2026-9 |