| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1988/1989 | 17627 | 千吨 | 2026-9 |
| 1987/1988 | 17470 | 千吨 | 2026-9 |
| 1986/1987 | 17367 | 千吨 | 2026-9 |
| 1985/1986 | 17337 | 千吨 | 2026-9 |
| 1984/1985 | 17147 | 千吨 | 2026-9 |
| 1983/1984 | 17548 | 千吨 | 2026-9 |
| 1982/1983 | 16265 | 千吨 | 2026-9 |
| 1981/1982 | 16128 | 千吨 | 2026-9 |
| 1980/1981 | 15392 | 千吨 | 2026-9 |
| 1979/1980 | 15926 | 千吨 | 2026-9 |
| 1978/1979 | 15608 | 千吨 | 2026-9 |
| 1977/1978 | 14434 | 千吨 | 2026-9 |
| 1976/1977 | 13535 | 千吨 | 2026-9 |
| 1975/1976 | 13761 | 千吨 | 2026-9 |
| 1974/1975 | 13237 | 千吨 | 2026-9 |
| 1973/1974 | 12759 | 千吨 | 2026-9 |
| 1972/1973 | 12314 | 千吨 | 2026-9 |
| 1971/1972 | 12030 | 千吨 | 2026-9 |
| 1970/1971 | 13013 | 千吨 | 2026-9 |
| 1969/1970 | 13683 | 千吨 | 2026-9 |
| 1968/1969 | 13774 | 千吨 | 2026-9 |
| 1967/1968 | 13974 | 千吨 | 2026-9 |
| 1966/1967 | 12542 | 千吨 | 2026-9 |
| 1965/1966 | 12603 | 千吨 | 2026-9 |
| 1964/1965 | 11180 | 千吨 | 2026-9 |
| 1963/1964 | 9990 | 千吨 | 2026-9 |
| 1962/1963 | 10116 | 千吨 | 2026-9 |
| 1961/1962 | 10410 | 千吨 | 2026-9 |
| 1960/1961 | 9761 | 千吨 | 2026-9 |