| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 997 | 千吨 | 2026-9 |
| 1997/1998 | 1030 | 千吨 | 2026-9 |
| 1996/1997 | 732 | 千吨 | 2026-9 |
| 1995/1996 | 1488 | 千吨 | 2026-9 |
| 1994/1995 | 1201 | 千吨 | 2026-9 |
| 1993/1994 | 1103 | 千吨 | 2026-9 |
| 1992/1993 | 1265 | 千吨 | 2026-9 |
| 1991/1992 | 881 | 千吨 | 2026-9 |
| 1990/1991 | 781 | 千吨 | 2026-9 |
| 1989/1990 | 1158 | 千吨 | 2026-9 |
| 1988/1989 | 1220 | 千吨 | 2026-9 |
| 1987/1988 | 897 | 千吨 | 2026-9 |
| 1986/1987 | 638 | 千吨 | 2026-9 |
| 1985/1986 | 508 | 千吨 | 2026-9 |
| 1984/1985 | 924 | 千吨 | 2026-9 |
| 1983/1984 | 1561 | 千吨 | 2026-9 |
| 1982/1983 | 1161 | 千吨 | 2026-9 |
| 1981/1982 | 2682 | 千吨 | 2026-9 |
| 1980/1981 | 1661 | 千吨 | 2026-9 |
| 1979/1980 | 2157 | 千吨 | 2026-9 |
| 1978/1979 | 1739 | 千吨 | 2026-9 |
| 1977/1978 | 2224 | 千吨 | 2026-9 |
| 1976/1977 | 3060 | 千吨 | 2026-9 |
| 1975/1976 | 3096 | 千吨 | 2026-9 |
| 1974/1975 | 2218 | 千吨 | 2026-9 |
| 1973/1974 | 2259 | 千吨 | 2026-9 |
| 1972/1973 | 1214 | 千吨 | 2026-9 |
| 1971/1972 | 1689 | 千吨 | 2026-9 |
| 1970/1971 | 2395 | 千吨 | 2026-9 |
| 1969/1970 | 1320 | 千吨 | 2026-9 |
| 1968/1969 | 1511 | 千吨 | 2026-9 |
| 1967/1968 | 2060 | 千吨 | 2026-9 |
| 1966/1967 | 3264 | 千吨 | 2026-9 |
| 1965/1966 | 2975 | 千吨 | 2026-9 |
| 1964/1965 | 2542 | 千吨 | 2026-9 |
| 1963/1964 | 2326 | 千吨 | 2026-9 |
| 1962/1963 | 2154 | 千吨 | 2026-9 |
| 1961/1962 | 1793 | 千吨 | 2026-9 |
| 1960/1961 | 1762 | 千吨 | 2026-9 |