| 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 | 13375 | 吨 | 2026-9 |
| 1999/2000 | 12771 | 吨 | 2026-9 |
| 1998/1999 | 16300 | 吨 | 2026-9 |
| 1997/1998 | 11076 | 吨 | 2026-9 |
| 1996/1997 | 12281 | 吨 | 2026-9 |
| 1995/1996 | 8000 | 吨 | 2026-9 |
| 1994/1995 | 5800 | 吨 | 2026-9 |
| 1993/1994 | 8593 | 吨 | 2026-9 |
| 1992/1993 | 9430 | 吨 | 2026-9 |
| 1991/1992 | 7620 | 吨 | 2026-9 |
| 1990/1991 | 10890 | 吨 | 2026-9 |
| 1989/1990 | 10800 | 吨 | 2026-9 |
| 1988/1989 | 11250 | 吨 | 2026-9 |
| 1987/1988 | 9400 | 吨 | 2026-9 |
| 1986/1987 | 8800 | 吨 | 2026-9 |
| 1985/1986 | 8600 | 吨 | 2026-9 |
| 1984/1985 | 12500 | 吨 | 2026-9 |
| 1983/1984 | 12000 | 吨 | 2026-9 |
| 1982/1983 | 11100 | 吨 | 2026-9 |
| 1976/1977 | 8000 | 吨 | 2026-9 |
| 1975/1976 | 5000 | 吨 | 2026-9 |
| 1974/1975 | 7000 | 吨 | 2026-9 |
| 1973/1974 | 4000 | 吨 | 2026-9 |
| 1972/1973 | 6000 | 吨 | 2026-9 |
| 1971/1972 | 7000 | 吨 | 2026-9 |
| 1970/1971 | 7000 | 吨 | 2026-9 |