| 年度 | 数值 | 单位 | 发布时间 |
|---|
| 1998/1999 | 40672 | 千吨 | 2026-9 |
| 1997/1998 | 42589 | 千吨 | 2026-9 |
| 1996/1997 | 38729 | 千吨 | 2026-9 |
| 1995/1996 | 36520 | 千吨 | 2026-9 |
| 1994/1995 | 35509 | 千吨 | 2026-9 |
| 1993/1994 | 36749 | 千吨 | 2026-9 |
| 1992/1993 | 34178 | 千吨 | 2026-9 |
| 1991/1992 | 31335 | 千吨 | 2026-9 |
| 1990/1991 | 29372 | 千吨 | 2026-9 |
| 1989/1990 | 35468 | 千吨 | 2026-9 |
| 1988/1989 | 36359 | 千吨 | 2026-9 |
| 1987/1988 | 35215 | 千吨 | 2026-9 |
| 1986/1987 | 34533 | 千吨 | 2026-9 |
| 1985/1986 | 35445 | 千吨 | 2026-9 |
| 1984/1985 | 36274 | 千吨 | 2026-9 |
| 1983/1984 | 38649 | 千吨 | 2026-9 |
| 1982/1983 | 42288 | 千吨 | 2026-9 |
| 1981/1982 | 44530 | 千吨 | 2026-9 |
| 1980/1981 | 46221 | 千吨 | 2026-9 |
| 1979/1980 | 47423 | 千吨 | 2026-9 |
| 1978/1979 | 45869 | 千吨 | 2026-9 |
| 1977/1978 | 43626 | 千吨 | 2026-9 |
| 1976/1977 | 44235 | 千吨 | 2026-9 |
| 1975/1976 | 42220 | 千吨 | 2026-9 |
| 1974/1975 | 41060 | 千吨 | 2026-9 |
| 1973/1974 | 42626 | 千吨 | 2026-9 |
| 1972/1973 | 36798 | 千吨 | 2026-9 |
| 1971/1972 | 39861 | 千吨 | 2026-9 |
| 1970/1971 | 36664 | 千吨 | 2026-9 |
| 1969/1970 | 33177 | 千吨 | 2026-9 |
| 1968/1969 | 32292 | 千吨 | 2026-9 |
| 1967/1968 | 32071 | 千吨 | 2026-9 |
| 1966/1967 | 30542 | 千吨 | 2026-9 |
| 1965/1966 | 29002 | 千吨 | 2026-9 |
| 1964/1965 | 25227 | 千吨 | 2026-9 |
| 1963/1964 | 26801 | 千吨 | 2026-9 |
| 1962/1963 | 22626 | 千吨 | 2026-9 |
| 1961/1962 | 21607 | 千吨 | 2026-9 |
| 1960/1961 | 19720 | 千吨 | 2026-9 |