| 年度 | 数值 | 单位 | 发布日期 |
|---|---|---|---|
| 1992 | 131 | 千吨 | 2026-9 |
| 1991 | 121 | 千吨 | 2026-9 |
| 1990 | 134 | 千吨 | 2026-9 |
| 1989 | 139 | 千吨 | 2026-9 |
| 1988 | 138 | 千吨 | 2026-9 |
| 1987 | 134 | 千吨 | 2026-9 |
| 1986 | 127 | 千吨 | 2026-9 |
| 1985 | 124 | 千吨 | 2026-9 |
| 1984 | 123 | 千吨 | 2026-9 |
| 1983 | 116 | 千吨 | 2026-9 |
| 1982 | 111 | 千吨 | 2026-9 |
| 1981 | 107 | 千吨 | 2026-9 |
| 1980 | 100 | 千吨 | 2026-9 |
| 1979 | 98 | 千吨 | 2026-9 |
| 1978 | 88 | 千吨 | 2026-9 |
| 1977 | 90 | 千吨 | 2026-9 |
| 1976 | 89 | 千吨 | 2026-9 |
| 1975 | 86 | 千吨 | 2026-9 |
| 1974 | 82 | 千吨 | 2026-9 |
| 1973 | 81 | 千吨 | 2026-9 |
| 1972 | 74 | 千吨 | 2026-9 |
| 1971 | 70 | 千吨 | 2026-9 |
| 1970 | 58 | 千吨 | 2026-9 |
| 1969 | 56 | 千吨 | 2026-9 |
| 1968 | 57 | 千吨 | 2026-9 |
| 1967 | 49 | 千吨 | 2026-9 |
| 1966 | 78 | 千吨 | 2026-9 |
| 1965 | 42 | 千吨 | 2026-9 |
| 1964 | 49 | 千吨 | 2026-9 |