| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 500 | 千吨 | 2026-9 |
| 1997/1998 | 500 | 千吨 | 2026-9 |
| 1996/1997 | 490 | 千吨 | 2026-9 |
| 1995/1996 | 650 | 千吨 | 2026-9 |
| 1994/1995 | 595 | 千吨 | 2026-9 |
| 1993/1994 | 440 | 千吨 | 2026-9 |
| 1992/1993 | 578 | 千吨 | 2026-9 |
| 1991/1992 | 434 | 千吨 | 2026-9 |
| 1990/1991 | 374 | 千吨 | 2026-9 |
| 1989/1990 | 447 | 千吨 | 2026-9 |
| 1988/1989 | 367 | 千吨 | 2026-9 |
| 1987/1988 | 410 | 千吨 | 2026-9 |
| 1986/1987 | 489 | 千吨 | 2026-9 |
| 1985/1986 | 365 | 千吨 | 2026-9 |
| 1984/1985 | 462 | 千吨 | 2026-9 |
| 1983/1984 | 454 | 千吨 | 2026-9 |
| 1982/1983 | 511 | 千吨 | 2026-9 |
| 1981/1982 | 457 | 千吨 | 2026-9 |
| 1980/1981 | 380 | 千吨 | 2026-9 |
| 1979/1980 | 415 | 千吨 | 2026-9 |
| 1978/1979 | 369 | 千吨 | 2026-9 |
| 1977/1978 | 423 | 千吨 | 2026-9 |
| 1976/1977 | 362 | 千吨 | 2026-9 |
| 1975/1976 | 426 | 千吨 | 2026-9 |
| 1974/1975 | 368 | 千吨 | 2026-9 |
| 1973/1974 | 448 | 千吨 | 2026-9 |
| 1972/1973 | 494 | 千吨 | 2026-9 |