| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1992 | 135 | 千吨 | 2026-9 |
| 1991 | 134 | 千吨 | 2026-9 |
| 1990 | 124 | 千吨 | 2026-9 |
| 1989 | 122 | 千吨 | 2026-9 |
| 1988 | 124 | 千吨 | 2026-9 |
| 1987 | 118 | 千吨 | 2026-9 |
| 1986 | 120 | 千吨 | 2026-9 |
| 1985 | 114 | 千吨 | 2026-9 |
| 1984 | 116 | 千吨 | 2026-9 |
| 1983 | 120 | 千吨 | 2026-9 |
| 1982 | 112 | 千吨 | 2026-9 |
| 1981 | 112 | 千吨 | 2026-9 |
| 1980 | 110 | 千吨 | 2026-9 |
| 1979 | 105 | 千吨 | 2026-9 |
| 1978 | 95 | 千吨 | 2026-9 |
| 1977 | 86 | 千吨 | 2026-9 |
| 1976 | 90 | 千吨 | 2026-9 |
| 1975 | 84 | 千吨 | 2026-9 |
| 1974 | 94 | 千吨 | 2026-9 |
| 1973 | 95 | 千吨 | 2026-9 |
| 1972 | 93 | 千吨 | 2026-9 |
| 1971 | 90 | 千吨 | 2026-9 |
| 1970 | 90 | 千吨 | 2026-9 |
| 1969 | 83 | 千吨 | 2026-9 |
| 1968 | 76 | 千吨 | 2026-9 |
| 1967 | 74 | 千吨 | 2026-9 |
| 1966 | 79 | 千吨 | 2026-9 |
| 1965 | 80 | 千吨 | 2026-9 |
| 1964 | 73 | 千吨 | 2026-9 |
| 1963 | 68 | 千吨 | 2026-9 |
| 1962 | 66 | 千吨 | 2026-9 |
| 1961 | 64 | 千吨 | 2026-9 |
| 1960 | 61 | 千吨 | 2026-9 |