| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998/1999 | 685 | 千吨 | 2026-9 |
| 1997/1998 | 495 | 千吨 | 2026-9 |
| 1996/1997 | 401 | 千吨 | 2026-9 |
| 1995/1996 | 245 | 千吨 | 2026-9 |
| 1994/1995 | 238 | 千吨 | 2026-9 |
| 1993/1994 | 268 | 千吨 | 2026-9 |
| 1992/1993 | 333 | 千吨 | 2026-9 |
| 1991/1992 | 431 | 千吨 | 2026-9 |
| 1990/1991 | 391 | 千吨 | 2026-9 |
| 1989/1990 | 360 | 千吨 | 2026-9 |
| 1988/1989 | 395 | 千吨 | 2026-9 |
| 1987/1988 | 367 | 千吨 | 2026-9 |
| 1986/1987 | 322 | 千吨 | 2026-9 |
| 1985/1986 | 252 | 千吨 | 2026-9 |
| 1984/1985 | 284 | 千吨 | 2026-9 |
| 1983/1984 | 330 | 千吨 | 2026-9 |
| 1982/1983 | 371 | 千吨 | 2026-9 |
| 1981/1982 | 294 | 千吨 | 2026-9 |
| 1980/1981 | 240 | 千吨 | 2026-9 |
| 1979/1980 | 307 | 千吨 | 2026-9 |
| 1978/1979 | 310 | 千吨 | 2026-9 |
| 1977/1978 | 344 | 千吨 | 2026-9 |
| 1976/1977 | 331 | 千吨 | 2026-9 |
| 1975/1976 | 250 | 千吨 | 2026-9 |
| 1974/1975 | 380 | 千吨 | 2026-9 |
| 1973/1974 | 242 | 千吨 | 2026-9 |
| 1972/1973 | 230 | 千吨 | 2026-9 |
| 1971/1972 | 318 | 千吨 | 2026-9 |
| 1970/1971 | 299 | 千吨 | 2026-9 |
| 1969/1970 | 259 | 千吨 | 2026-9 |
| 1968/1969 | 230 | 千吨 | 2026-9 |
| 1967/1968 | 233 | 千吨 | 2026-9 |
| 1966/1967 | 217 | 千吨 | 2026-9 |
| 1965/1966 | 209 | 千吨 | 2026-9 |
| 1964/1965 | 232 | 千吨 | 2026-9 |
| 1963/1964 | 206 | 千吨 | 2026-9 |
| 1962/1963 | 209 | 千吨 | 2026-9 |
| 1961/1962 | 188 | 千吨 | 2026-9 |
| 1960/1961 | 187 | 千吨 | 2026-9 |