| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1999/2000 | 570300 | 吨 | 2026-9 |
| 1998/1999 | 612300 | 吨 | 2026-9 |
| 1997/1998 | 645400 | 吨 | 2026-9 |
| 1996/1997 | 530400 | 吨 | 2026-9 |
| 1995/1996 | 375000 | 吨 | 2026-9 |
| 1994/1995 | 301700 | 吨 | 2026-9 |
| 1993/1994 | 322300 | 吨 | 2026-9 |
| 1992/1993 | 236900 | 吨 | 2026-9 |
| 1991/1992 | 257200 | 吨 | 2026-9 |
| 1990/1991 | 283800 | 吨 | 2026-9 |
| 1989/1990 | 269200 | 吨 | 2026-9 |
| 1988/1989 | 307600 | 吨 | 2026-9 |
| 1987/1988 | 236600 | 吨 | 2026-9 |
| 1986/1987 | 293000 | 吨 | 2026-9 |
| 1985/1986 | 252500 | 吨 | 2026-9 |
| 1984/1985 | 295400 | 吨 | 2026-9 |
| 1983/1984 | 281400 | 吨 | 2026-9 |
| 1982/1983 | 353500 | 吨 | 2026-9 |
| 1976/1977 | 226000 | 吨 | 2026-9 |
| 1975/1976 | 270000 | 吨 | 2026-9 |
| 1974/1975 | 249000 | 吨 | 2026-9 |
| 1973/1974 | 264000 | 吨 | 2026-9 |
| 1972/1973 | 194000 | 吨 | 2026-9 |
| 1971/1972 | 215000 | 吨 | 2026-9 |
| 1970/1971 | 219000 | 吨 | 2026-9 |