| 年度 | 数值 | 单位 | 发布日期 |
|---|---|---|---|
| 1993 | 78 | 千吨 | 2026-9 |
| 1992 | 79 | 千吨 | 2026-9 |
| 1991 | 81 | 千吨 | 2026-9 |
| 1990 | 76 | 千吨 | 2026-9 |
| 1989 | 76 | 千吨 | 2026-9 |
| 1988 | 74 | 千吨 | 2026-9 |
| 1987 | 75 | 千吨 | 2026-9 |
| 1986 | 72 | 千吨 | 2026-9 |
| 1985 | 72 | 千吨 | 2026-9 |
| 1984 | 70 | 千吨 | 2026-9 |
| 1983 | 66 | 千吨 | 2026-9 |
| 1982 | 72 | 千吨 | 2026-9 |
| 1981 | 70 | 千吨 | 2026-9 |
| 1980 | 70 | 千吨 | 2026-9 |
| 1979 | 68 | 千吨 | 2026-9 |
| 1978 | 68 | 千吨 | 2026-9 |
| 1977 | 60 | 千吨 | 2026-9 |
| 1976 | 61 | 千吨 | 2026-9 |
| 1975 | 62 | 千吨 | 2026-9 |
| 1974 | 58 | 千吨 | 2026-9 |
| 1973 | 51 | 千吨 | 2026-9 |
| 1972 | 57 | 千吨 | 2026-9 |
| 1971 | 54 | 千吨 | 2026-9 |
| 1970 | 53 | 千吨 | 2026-9 |
| 1969 | 48 | 千吨 | 2026-9 |
| 1968 | 46 | 千吨 | 2026-9 |
| 1967 | 50 | 千吨 | 2026-9 |
| 1966 | 48 | 千吨 | 2026-9 |
| 1965 | 45 | 千吨 | 2026-9 |
| 1964 | 42 | 千吨 | 2026-9 |