| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2005/2006 | 93 | 千吨 | 2026-9 |
| 2004/2005 | 56 | 千吨 | 2026-9 |
| 2003/2004 | 60 | 千吨 | 2026-9 |
| 2002/2003 | 74 | 千吨 | 2026-9 |
| 2001/2002 | 80 | 千吨 | 2026-9 |
| 2000/2001 | 60 | 千吨 | 2026-9 |
| 1999/2000 | 140 | 千吨 | 2026-9 |
| 1998/1999 | 220 | 千吨 | 2026-9 |
| 1997/1998 | 210 | 千吨 | 2026-9 |
| 1996/1997 | 250 | 千吨 | 2026-9 |
| 1995/1996 | 270 | 千吨 | 2026-9 |
| 1994/1995 | 212 | 千吨 | 2026-9 |
| 1993/1994 | 135 | 千吨 | 2026-9 |
| 1992/1993 | 243 | 千吨 | 2026-9 |
| 1991/1992 | 450 | 千吨 | 2026-9 |
| 1990/1991 | 334 | 千吨 | 2026-9 |
| 1989/1990 | 499 | 千吨 | 2026-9 |
| 1988/1989 | 425 | 千吨 | 2026-9 |
| 1987/1988 | 450 | 千吨 | 2026-9 |
| 1986/1987 | 582 | 千吨 | 2026-9 |
| 1985/1986 | 585 | 千吨 | 2026-9 |
| 1984/1985 | 560 | 千吨 | 2026-9 |
| 1983/1984 | 605 | 千吨 | 2026-9 |
| 1982/1983 | 590 | 千吨 | 2026-9 |
| 1981/1982 | 553 | 千吨 | 2026-9 |
| 1980/1981 | 600 | 千吨 | 2026-9 |
| 1979/1980 | 600 | 千吨 | 2026-9 |
| 1978/1979 | 690 | 千吨 | 2026-9 |
| 1977/1978 | 590 | 千吨 | 2026-9 |
| 1976/1977 | 561 | 千吨 | 2026-9 |
| 1975/1976 | 583 | 千吨 | 2026-9 |
| 1974/1975 | 561 | 千吨 | 2026-9 |
| 1973/1974 | 633 | 千吨 | 2026-9 |
| 1972/1973 | 577 | 千吨 | 2026-9 |
| 1971/1972 | 444 | 千吨 | 2026-9 |
| 1970/1971 | 381 | 千吨 | 2026-9 |
| 1969/1970 | 454 | 千吨 | 2026-9 |
| 1968/1969 | 408 | 千吨 | 2026-9 |
| 1967/1968 | 454 | 千吨 | 2026-9 |
| 1966/1967 | 486 | 千吨 | 2026-9 |
| 1965/1966 | 436 | 千吨 | 2026-9 |
| 1964/1965 | 381 | 千吨 | 2026-9 |
| 1963/1964 | 367 | 千吨 | 2026-9 |
| 1962/1963 | 385 | 千吨 | 2026-9 |
| 1961/1962 | 410 | 千吨 | 2026-9 |
| 1960/1961 | 444 | 千吨 | 2026-9 |