| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 3297 | 千吨 | 2026-9 |
| 1997/1998 | 3155 | 千吨 | 2026-9 |
| 1996/1997 | 2959 | 千吨 | 2026-9 |
| 1995/1996 | 2369 | 千吨 | 2026-9 |
| 1994/1995 | 2230 | 千吨 | 2026-9 |
| 1993/1994 | 1992 | 千吨 | 2026-9 |
| 1992/1993 | 2115 | 千吨 | 2026-9 |
| 1991/1992 | 2359 | 千吨 | 2026-9 |
| 1990/1991 | 2511 | 千吨 | 2026-9 |
| 1989/1990 | 2217 | 千吨 | 2026-9 |
| 1988/1989 | 2149 | 千吨 | 2026-9 |
| 1987/1988 | 2405 | 千吨 | 2026-9 |
| 1986/1987 | 2463 | 千吨 | 2026-9 |
| 1985/1986 | 2272 | 千吨 | 2026-9 |
| 1984/1985 | 2163 | 千吨 | 2026-9 |
| 1983/1984 | 2209 | 千吨 | 2026-9 |
| 1982/1983 | 2187 | 千吨 | 2026-9 |
| 1981/1982 | 2522 | 千吨 | 2026-9 |
| 1980/1981 | 1676 | 千吨 | 2026-9 |
| 1979/1980 | 2036 | 千吨 | 2026-9 |
| 1978/1979 | 2476 | 千吨 | 2026-9 |
| 1977/1978 | 2319 | 千吨 | 2026-9 |
| 1976/1977 | 1986 | 千吨 | 2026-9 |
| 1975/1976 | 1900 | 千吨 | 2026-9 |
| 1974/1975 | 2059 | 千吨 | 2026-9 |
| 1973/1974 | 2005 | 千吨 | 2026-9 |
| 1972/1973 | 1738 | 千吨 | 2026-9 |
| 1971/1972 | 2133 | 千吨 | 2026-9 |
| 1970/1971 | 2026 | 千吨 | 2026-9 |
| 1969/1970 | 1961 | 千吨 | 2026-9 |
| 1968/1969 | 1798 | 千吨 | 2026-9 |
| 1967/1968 | 1845 | 千吨 | 2026-9 |
| 1966/1967 | 1753 | 千吨 | 2026-9 |
| 1965/1966 | 1650 | 千吨 | 2026-9 |
| 1964/1965 | 1758 | 千吨 | 2026-9 |
| 1963/1964 | 1623 | 千吨 | 2026-9 |
| 1962/1963 | 1727 | 千吨 | 2026-9 |
| 1961/1962 | 1757 | 千吨 | 2026-9 |
| 1960/1961 | 1711 | 千吨 | 2026-9 |