| 年度 | 数值 | 单位 | 发布日期 |
| 2003/2004 | 4895 | 千吨 | 2026-9 |
| 2002/2003 | 5595 | 千吨 | 2026-9 |
| 2001/2002 | 4789 | 千吨 | 2026-9 |
| 2000/2001 | 6589 | 千吨 | 2026-9 |
| 1999/2000 | 6136 | 千吨 | 2026-9 |
| 1998/1999 | 5327 | 千吨 | 2026-9 |
| 1997/1998 | 6358 | 千吨 | 2026-9 |
| 1996/1997 | 5226 | 千吨 | 2026-9 |
| 1995/1996 | 4629 | 千吨 | 2026-9 |
| 1994/1995 | 5449 | 千吨 | 2026-9 |
| 1993/1994 | 6430 | 千吨 | 2026-9 |
| 1992/1993 | 5717 | 千吨 | 2026-9 |
| 1991/1992 | 6615 | 千吨 | 2026-9 |
| 1990/1991 | 7088 | 千吨 | 2026-9 |
| 1989/1990 | 6575 | 千吨 | 2026-9 |
| 1988/1989 | 4766 | 千吨 | 2026-9 |
| 1987/1988 | 5451 | 千吨 | 2026-9 |
| 1986/1987 | 5888 | 千吨 | 2026-9 |
| 1985/1986 | 5930 | 千吨 | 2026-9 |
| 1984/1985 | 5073 | 千吨 | 2026-9 |
| 1983/1984 | 5565 | 千吨 | 2026-9 |
| 1982/1983 | 6562 | 千吨 | 2026-9 |
| 1981/1982 | 6632 | 千吨 | 2026-9 |
| 1980/1981 | 5946 | 千吨 | 2026-9 |
| 1979/1980 | 4909 | 千吨 | 2026-9 |
| 1978/1979 | 4428 | 千吨 | 2026-9 |
| 1977/1978 | 4712 | 千吨 | 2026-9 |
| 1976/1977 | 2998 | 千吨 | 2026-9 |
| 1975/1976 | 3130 | 千吨 | 2026-9 |
| 1974/1975 | 1885 | 千吨 | 2026-9 |
| 1973/1974 | 2942 | 千吨 | 2026-9 |
| 1972/1973 | 2560 | 千吨 | 2026-9 |
| 1971/1972 | 2065 | 千吨 | 2026-9 |
| 1970/1971 | 1583 | 千吨 | 2026-9 |
| 1969/1970 | 1333 | 千吨 | 2026-9 |
| 1968/1969 | 814 | 千吨 | 2026-9 |
| 1967/1968 | 1093 | 千吨 | 2026-9 |
| 1966/1967 | 658 | 千吨 | 2026-9 |
| 1965/1966 | 908 | 千吨 | 2026-9 |
| 1964/1965 | 1144 | 千吨 | 2026-9 |
| 1963/1964 | 781 | 千吨 | 2026-9 |
| 1962/1963 | 862 | 千吨 | 2026-9 |
| 1961/1962 | 810 | 千吨 | 2026-9 |
| 1960/1961 | 1040 | 千吨 | 2026-9 |