| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1990/1991 | 3585 | 千吨 | 2026-9 |
| 1989/1990 | 3703 | 千吨 | 2026-9 |
| 1988/1989 | 3114 | 千吨 | 2026-9 |
| 1987/1988 | 3449 | 千吨 | 2026-9 |
| 1986/1987 | 4127 | 千吨 | 2026-9 |
| 1985/1986 | 4105 | 千吨 | 2026-9 |
| 1984/1985 | 3757 | 千吨 | 2026-9 |
| 1983/1984 | 3910 | 千吨 | 2026-9 |
| 1982/1983 | 4065 | 千吨 | 2026-9 |
| 1981/1982 | 4162 | 千吨 | 2026-9 |
| 1980/1981 | 3414 | 千吨 | 2026-9 |
| 1979/1980 | 3450 | 千吨 | 2026-9 |
| 1978/1979 | 3276 | 千吨 | 2026-9 |
| 1977/1978 | 2868 | 千吨 | 2026-9 |
| 1976/1977 | 2177 | 千吨 | 2026-9 |
| 1975/1976 | 2163 | 千吨 | 2026-9 |
| 1974/1975 | 1852 | 千吨 | 2026-9 |
| 1973/1974 | 1968 | 千吨 | 2026-9 |
| 1972/1973 | 1558 | 千吨 | 2026-9 |
| 1971/1972 | 1436 | 千吨 | 2026-9 |
| 1970/1971 | 1332 | 千吨 | 2026-9 |
| 1969/1970 | 1183 | 千吨 | 2026-9 |
| 1968/1969 | 841 | 千吨 | 2026-9 |
| 1967/1968 | 784 | 千吨 | 2026-9 |
| 1966/1967 | 729 | 千吨 | 2026-9 |
| 1965/1966 | 713 | 千吨 | 2026-9 |
| 1964/1965 | 573 | 千吨 | 2026-9 |