| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1990/1991 | 134.474 | 千吨 | 2026-9 |
| 1989/1990 | 144.435 | 千吨 | 2026-9 |
| 1988/1989 | 135.897 | 千吨 | 2026-9 |
| 1987/1988 | 127.359 | 千吨 | 2026-9 |
| 1986/1987 | 143.012 | 千吨 | 2026-9 |
| 1985/1986 | 137.32 | 千吨 | 2026-9 |
| 1984/1985 | 120.244 | 千吨 | 2026-9 |
| 1983/1984 | 106.014 | 千吨 | 2026-9 |
| 1982/1983 | 107.437 | 千吨 | 2026-9 |
| 1981/1982 | 104.591 | 千吨 | 2026-9 |
| 1980/1981 | 106.014 | 千吨 | 2026-9 |
| 1979/1980 | 66.881 | 千吨 | 2026-9 |
| 1978/1979 | 103.168 | 千吨 | 2026-9 |
| 1977/1978 | 104.591 | 千吨 | 2026-9 |
| 1976/1977 | 94.63 | 千吨 | 2026-9 |
| 1975/1976 | 115.263 | 千吨 | 2026-9 |
| 1974/1975 | 94.63 | 千吨 | 2026-9 |
| 1973/1974 | 78.265 | 千吨 | 2026-9 |
| 1972/1973 | 77.554 | 千吨 | 2026-9 |
| 1971/1972 | 62.612 | 千吨 | 2026-9 |
| 1970/1971 | 59.055 | 千吨 | 2026-9 |
| 1969/1970 | 54.074 | 千吨 | 2026-9 |
| 1968/1969 | 86.092 | 千吨 | 2026-9 |
| 1967/1968 | 73.996 | 千吨 | 2026-9 |
| 1966/1967 | 69.727 | 千吨 | 2026-9 |
| 1965/1966 | 70.439 | 千吨 | 2026-9 |
| 1964/1965 | 56.209 | 千吨 | 2026-9 |