| 年度 | 数值 | 单位 | 发布时间 |
|---|
| 1998/1999 | 1821 | 千吨 | 2026-9 |
| 1997/1998 | 1781 | 千吨 | 2026-9 |
| 1996/1997 | 1825 | 千吨 | 2026-9 |
| 1995/1996 | 1871 | 千吨 | 2026-9 |
| 1994/1995 | 1666 | 千吨 | 2026-9 |
| 1993/1994 | 1949 | 千吨 | 2026-9 |
| 1992/1993 | 1626 | 千吨 | 2026-9 |
| 1991/1992 | 1186 | 千吨 | 2026-9 |
| 1990/1991 | 1685 | 千吨 | 2026-9 |
| 1989/1990 | 1524 | 千吨 | 2026-9 |
| 1988/1989 | 300 | 千吨 | 2026-9 |
| 1987/1988 | 970 | 千吨 | 2026-9 |
| 1986/1987 | 1565 | 千吨 | 2026-9 |
| 1985/1986 | 1400 | 千吨 | 2026-9 |
| 1984/1985 | 2474 | 千吨 | 2026-9 |
| 1983/1984 | 2582 | 千吨 | 2026-9 |
| 1982/1983 | 1620 | 千吨 | 2026-9 |
| 1981/1982 | 1302 | 千吨 | 2026-9 |
| 1980/1981 | 2681 | 千吨 | 2026-9 |
| 1979/1980 | 2964 | 千吨 | 2026-9 |
| 1978/1979 | 2442 | 千吨 | 2026-9 |
| 1977/1978 | 2266 | 千吨 | 2026-9 |
| 1976/1977 | 4226 | 千吨 | 2026-9 |
| 1975/1976 | 1360 | 千吨 | 2026-9 |
| 1974/1975 | 1117 | 千吨 | 2026-9 |
| 1973/1974 | 1297 | 千吨 | 2026-9 |
| 1972/1973 | 2770 | 千吨 | 2026-9 |
| 1971/1972 | 2676 | 千吨 | 2026-9 |
| 1970/1971 | 1587 | 千吨 | 2026-9 |
| 1969/1970 | 1989 | 千吨 | 2026-9 |
| 1968/1969 | 1861 | 千吨 | 2026-9 |
| 1967/1968 | 1898 | 千吨 | 2026-9 |
| 1966/1967 | 2523 | 千吨 | 2026-9 |
| 1965/1966 | 2257 | 千吨 | 2026-9 |
| 1964/1965 | 1812 | 千吨 | 2026-9 |
| 1963/1964 | 1852 | 千吨 | 2026-9 |
| 1962/1963 | 1796 | 千吨 | 2026-9 |
| 1961/1962 | 4023 | 千吨 | 2026-9 |
| 1960/1961 | 2006 | 千吨 | 2026-9 |