| 年度 | 数值 | 单位 | 发布日期 |
|---|---|---|---|
| 1990/1991 | 113.39 | 千吨 | 2026-9 |
| 1989/1990 | 106.72 | 千吨 | 2026-9 |
| 1988/1989 | 107.387 | 千吨 | 2026-9 |
| 1987/1988 | 105.386 | 千吨 | 2026-9 |
| 1986/1987 | 109.388 | 千吨 | 2026-9 |
| 1985/1986 | 74.704 | 千吨 | 2026-9 |
| 1984/1985 | 76.038 | 千吨 | 2026-9 |
| 1983/1984 | 105.386 | 千吨 | 2026-9 |
| 1982/1983 | 125.396 | 千吨 | 2026-9 |
| 1981/1982 | 119.393 | 千吨 | 2026-9 |
| 1980/1981 | 132.066 | 千吨 | 2026-9 |
| 1979/1980 | 111.389 | 千吨 | 2026-9 |
| 1978/1979 | 50.025 | 千吨 | 2026-9 |
| 1977/1978 | 57.362 | 千吨 | 2026-9 |
| 1976/1977 | 57.362 | 千吨 | 2026-9 |
| 1975/1976 | 32.016 | 千吨 | 2026-9 |
| 1974/1975 | 15.341 | 千吨 | 2026-9 |
| 1973/1974 | 11.339 | 千吨 | 2026-9 |
| 1972/1973 | 13.34 | 千吨 | 2026-9 |