| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1990/1991 | 1430 | 千吨 | 2026-9 |
| 1989/1990 | 1713 | 千吨 | 2026-9 |
| 1988/1989 | 1599 | 千吨 | 2026-9 |
| 1987/1988 | 1719 | 千吨 | 2026-9 |
| 1986/1987 | 1822 | 千吨 | 2026-9 |
| 1985/1986 | 1892 | 千吨 | 2026-9 |
| 1984/1985 | 1934 | 千吨 | 2026-9 |
| 1983/1984 | 2032 | 千吨 | 2026-9 |
| 1982/1983 | 1898 | 千吨 | 2026-9 |
| 1981/1982 | 1882 | 千吨 | 2026-9 |
| 1980/1981 | 1418 | 千吨 | 2026-9 |
| 1979/1980 | 1352 | 千吨 | 2026-9 |
| 1978/1979 | 1312 | 千吨 | 2026-9 |
| 1977/1978 | 1377 | 千吨 | 2026-9 |
| 1976/1977 | 1113 | 千吨 | 2026-9 |
| 1975/1976 | 1065 | 千吨 | 2026-9 |
| 1974/1975 | 928 | 千吨 | 2026-9 |
| 1973/1974 | 962 | 千吨 | 2026-9 |
| 1972/1973 | 720 | 千吨 | 2026-9 |
| 1971/1972 | 674 | 千吨 | 2026-9 |
| 1970/1971 | 609 | 千吨 | 2026-9 |
| 1969/1970 | 595 | 千吨 | 2026-9 |
| 1968/1969 | 442 | 千吨 | 2026-9 |
| 1967/1968 | 367 | 千吨 | 2026-9 |
| 1966/1967 | 348 | 千吨 | 2026-9 |
| 1965/1966 | 279 | 千吨 | 2026-9 |
| 1964/1965 | 231 | 千吨 | 2026-9 |