| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 805 | 千吨 | 2026-9 |
| 1997/1998 | 933 | 千吨 | 2026-9 |
| 1996/1997 | 797 | 千吨 | 2026-9 |
| 1995/1996 | 780 | 千吨 | 2026-9 |
| 1994/1995 | 700 | 千吨 | 2026-9 |
| 1993/1994 | 490 | 千吨 | 2026-9 |
| 1992/1993 | 495 | 千吨 | 2026-9 |
| 1991/1992 | 620 | 千吨 | 2026-9 |
| 1990/1991 | 550 | 千吨 | 2026-9 |
| 1989/1990 | 457 | 千吨 | 2026-9 |
| 1988/1989 | 1260 | 千吨 | 2026-9 |
| 1987/1988 | 980 | 千吨 | 2026-9 |
| 1986/1987 | 1030 | 千吨 | 2026-9 |
| 1985/1986 | 785 | 千吨 | 2026-9 |
| 1984/1985 | 807 | 千吨 | 2026-9 |
| 1983/1984 | 670 | 千吨 | 2026-9 |
| 1982/1983 | 350 | 千吨 | 2026-9 |
| 1981/1982 | 640 | 千吨 | 2026-9 |
| 1980/1981 | 1227 | 千吨 | 2026-9 |
| 1979/1980 | 1060 | 千吨 | 2026-9 |
| 1978/1979 | 938 | 千吨 | 2026-9 |
| 1977/1978 | 730 | 千吨 | 2026-9 |
| 1976/1977 | 644 | 千吨 | 2026-9 |
| 1975/1976 | 548 | 千吨 | 2026-9 |
| 1974/1975 | 575 | 千吨 | 2026-9 |
| 1973/1974 | 485 | 千吨 | 2026-9 |
| 1972/1973 | 499 | 千吨 | 2026-9 |
| 1971/1972 | 256 | 千吨 | 2026-9 |
| 1970/1971 | 113 | 千吨 | 2026-9 |
| 1969/1970 | 103 | 千吨 | 2026-9 |
| 1968/1969 | 90 | 千吨 | 2026-9 |
| 1967/1968 | 75 | 千吨 | 2026-9 |
| 1966/1967 | 77 | 千吨 | 2026-9 |
| 1965/1966 | 53 | 千吨 | 2026-9 |
| 1964/1965 | 10 | 千吨 | 2026-9 |