| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1999/2000 | 39200 | 吨 | 2026-9 |
| 1998/1999 | 50400 | 吨 | 2026-9 |
| 1997/1998 | 39300 | 吨 | 2026-9 |
| 1996/1997 | 41400 | 吨 | 2026-9 |
| 1995/1996 | 46500 | 吨 | 2026-9 |
| 1994/1995 | 37600 | 吨 | 2026-9 |
| 1993/1994 | 44000 | 吨 | 2026-9 |
| 1992/1993 | 35900 | 吨 | 2026-9 |
| 1991/1992 | 36200 | 吨 | 2026-9 |
| 1990/1991 | 41000 | 吨 | 2026-9 |
| 1989/1990 | 46700 | 吨 | 2026-9 |
| 1988/1989 | 53800 | 吨 | 2026-9 |
| 1987/1988 | 35900 | 吨 | 2026-9 |
| 1986/1987 | 50900 | 吨 | 2026-9 |
| 1985/1986 | 44000 | 吨 | 2026-9 |
| 1984/1985 | 53600 | 吨 | 2026-9 |
| 1983/1984 | 49400 | 吨 | 2026-9 |
| 1982/1983 | 56600 | 吨 | 2026-9 |
| 1976/1977 | 44000 | 吨 | 2026-9 |
| 1975/1976 | 53000 | 吨 | 2026-9 |
| 1974/1975 | 51000 | 吨 | 2026-9 |
| 1973/1974 | 54000 | 吨 | 2026-9 |
| 1972/1973 | 30000 | 吨 | 2026-9 |
| 1971/1972 | 48000 | 吨 | 2026-9 |
| 1970/1971 | 53000 | 吨 | 2026-9 |