| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1990/1991 | 840.282 | 千吨 | 2026-9 |
| 1989/1990 | 755.613 | 千吨 | 2026-9 |
| 1988/1989 | 863.761 | 千吨 | 2026-9 |
| 1987/1988 | 895.779 | 千吨 | 2026-9 |
| 1986/1987 | 766.286 | 千吨 | 2026-9 |
| 1985/1986 | 740.672 | 千吨 | 2026-9 |
| 1984/1985 | 696.559 | 千吨 | 2026-9 |
| 1983/1984 | 697.982 | 千吨 | 2026-9 |
| 1982/1983 | 558.528 | 千吨 | 2026-9 |
| 1981/1982 | 407.69 | 千吨 | 2026-9 |
| 1980/1981 | 463.898 | 千吨 | 2026-9 |
| 1979/1980 | 399.863 | 千吨 | 2026-9 |
| 1978/1979 | 293.138 | 千吨 | 2026-9 |
| 1977/1978 | 257.563 | 千吨 | 2026-9 |
| 1976/1977 | 224.123 | 千吨 | 2026-9 |
| 1975/1976 | 97.476 | 千吨 | 2026-9 |
| 1974/1975 | 98.899 | 千吨 | 2026-9 |
| 1973/1974 | 118.109 | 千吨 | 2026-9 |
| 1972/1973 | 110.283 | 千吨 | 2026-9 |
| 1970/1971 | 113.84 | 千吨 | 2026-9 |
| 1969/1970 | 81.111 | 千吨 | 2026-9 |
| 1968/1969 | 91.784 | 千吨 | 2026-9 |
| 1967/1968 | 79.688 | 千吨 | 2026-9 |
| 1966/1967 | 66.17 | 千吨 | 2026-9 |
| 1965/1966 | 90.361 | 千吨 | 2026-9 |
| 1964/1965 | 70.439 | 千吨 | 2026-9 |