| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2004/2005 | 0 | 吨 | 2026-9 |
| 2003/2004 | 0 | 吨 | 2026-9 |
| 2002/2003 | 0 | 吨 | 2026-9 |
| 2001/2002 | 0 | 吨 | 2026-9 |
| 2000/2001 | 256 | 吨 | 2026-9 |
| 1999/2000 | 129 | 吨 | 2026-9 |
| 1998/1999 | 228 | 吨 | 2026-9 |
| 1997/1998 | 114 | 吨 | 2026-9 |
| 1996/1997 | 89 | 吨 | 2026-9 |
| 1995/1996 | 176 | 吨 | 2026-9 |
| 1994/1995 | 260 | 吨 | 2026-9 |
| 1993/1994 | 262 | 吨 | 2026-9 |
| 1992/1993 | 220 | 吨 | 2026-9 |
| 1991/1992 | 270 | 吨 | 2026-9 |
| 1990/1991 | 351 | 吨 | 2026-9 |
| 1989/1990 | 380 | 吨 | 2026-9 |
| 1988/1989 | 462 | 吨 | 2026-9 |
| 1987/1988 | 335 | 吨 | 2026-9 |
| 1986/1987 | 439 | 吨 | 2026-9 |
| 1985/1986 | 439 | 吨 | 2026-9 |
| 1984/1985 | 142 | 吨 | 2026-9 |
| 1983/1984 | 403 | 吨 | 2026-9 |
| 1982/1983 | 156 | 吨 | 2026-9 |
| 1976/1977 | 0 | 吨 | 2026-9 |
| 1975/1976 | 0 | 吨 | 2026-9 |
| 1974/1975 | 1000 | 吨 | 2026-9 |
| 1973/1974 | 1000 | 吨 | 2026-9 |
| 1972/1973 | 1000 | 吨 | 2026-9 |
| 1971/1972 | 1000 | 吨 | 2026-9 |
| 1970/1971 | 0 | 吨 | 2026-9 |