| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1990/1991 | 990 | 千吨 | 2026-9 |
| 1990/1991 | 0 | 千吨 | 2026-9 |
| 1989/1990 | 1017 | 千吨 | 2026-9 |
| 1988/1989 | 1100 | 千吨 | 2026-9 |
| 1987/1988 | 988 | 千吨 | 2026-9 |
| 1986/1987 | 811 | 千吨 | 2026-9 |
| 1985/1986 | 783 | 千吨 | 2026-9 |
| 1984/1985 | 626 | 千吨 | 2026-9 |
| 1983/1984 | 572 | 千吨 | 2026-9 |
| 1982/1983 | 596 | 千吨 | 2026-9 |
| 1981/1982 | 439 | 千吨 | 2026-9 |
| 1980/1981 | 463 | 千吨 | 2026-9 |
| 1979/1980 | 359 | 千吨 | 2026-9 |
| 1978/1979 | 273 | 千吨 | 2026-9 |
| 1977/1978 | 208 | 千吨 | 2026-9 |
| 1976/1977 | 215 | 千吨 | 2026-9 |
| 1975/1976 | 138 | 千吨 | 2026-9 |
| 1974/1975 | 172 | 千吨 | 2026-9 |
| 1973/1974 | 185 | 千吨 | 2026-9 |
| 1972/1973 | 112 | 千吨 | 2026-9 |
| 1971/1972 | 115 | 千吨 | 2026-9 |
| 1970/1971 | 117 | 千吨 | 2026-9 |
| 1969/1970 | 89 | 千吨 | 2026-9 |
| 1968/1969 | 139 | 千吨 | 2026-9 |
| 1967/1968 | 122 | 千吨 | 2026-9 |
| 1966/1967 | 74 | 千吨 | 2026-9 |
| 1965/1966 | 91 | 千吨 | 2026-9 |
| 1964/1965 | 72 | 千吨 | 2026-9 |