| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1990/1991 | 1720 | 千吨 | 2026-9 |
| 1989/1990 | 1451 | 千吨 | 2026-9 |
| 1988/1989 | 1216 | 千吨 | 2026-9 |
| 1987/1988 | 1265 | 千吨 | 2026-9 |
| 1986/1987 | 969 | 千吨 | 2026-9 |
| 1985/1986 | 803 | 千吨 | 2026-9 |
| 1984/1985 | 662 | 千吨 | 2026-9 |
| 1983/1984 | 599 | 千吨 | 2026-9 |
| 1982/1983 | 535 | 千吨 | 2026-9 |
| 1981/1982 | 363 | 千吨 | 2026-9 |
| 1980/1981 | 377 | 千吨 | 2026-9 |
| 1979/1980 | 321 | 千吨 | 2026-9 |
| 1978/1979 | 331 | 千吨 | 2026-9 |
| 1977/1978 | 282 | 千吨 | 2026-9 |
| 1976/1977 | 222 | 千吨 | 2026-9 |
| 1975/1976 | 199 | 千吨 | 2026-9 |
| 1974/1975 | 301 | 千吨 | 2026-9 |
| 1973/1974 | 222 | 千吨 | 2026-9 |
| 1972/1973 | 249 | 千吨 | 2026-9 |
| 1971/1972 | 228 | 千吨 | 2026-9 |
| 1970/1971 | 185 | 千吨 | 2026-9 |
| 1969/1970 | 158 | 千吨 | 2026-9 |
| 1968/1969 | 170 | 千吨 | 2026-9 |
| 1967/1968 | 125 | 千吨 | 2026-9 |
| 1966/1967 | 99 | 千吨 | 2026-9 |
| 1965/1966 | 107 | 千吨 | 2026-9 |
| 1964/1965 | 109 | 千吨 | 2026-9 |