| 年度 | 数值 | 单位 | 发布日期 |
| 1992 | 167 | 千吨 | 2026-9 |
| 1991 | 169 | 千吨 | 2026-9 |
| 1990 | 168 | 千吨 | 2026-9 |
| 1989 | 168 | 千吨 | 2026-9 |
| 1988 | 169 | 千吨 | 2026-9 |
| 1987 | 170 | 千吨 | 2026-9 |
| 1986 | 168 | 千吨 | 2026-9 |
| 1985 | 168 | 千吨 | 2026-9 |
| 1984 | 171 | 千吨 | 2026-9 |
| 1983 | 172 | 千吨 | 2026-9 |
| 1982 | 185 | 千吨 | 2026-9 |
| 1981 | 193 | 千吨 | 2026-9 |
| 1980 | 196 | 千吨 | 2026-9 |
| 1979 | 189 | 千吨 | 2026-9 |
| 1978 | 190 | 千吨 | 2026-9 |
| 1977 | 189 | 千吨 | 2026-9 |
| 1976 | 191 | 千吨 | 2026-9 |
| 1975 | 196 | 千吨 | 2026-9 |
| 1974 | 186 | 千吨 | 2026-9 |
| 1973 | 172 | 千吨 | 2026-9 |
| 1972 | 167 | 千吨 | 2026-9 |
| 1971 | 169 | 千吨 | 2026-9 |
| 1970 | 167 | 千吨 | 2026-9 |
| 1969 | 165 | 千吨 | 2026-9 |
| 1968 | 159 | 千吨 | 2026-9 |
| 1967 | 155 | 千吨 | 2026-9 |
| 1966 | 147 | 千吨 | 2026-9 |
| 1965 | 136 | 千吨 | 2026-9 |
| 1964 | 142 | 千吨 | 2026-9 |
| 1963 | 143 | 千吨 | 2026-9 |
| 1962 | 145 | 千吨 | 2026-9 |
| 1961 | 133 | 千吨 | 2026-9 |
| 1960 | 131 | 千吨 | 2026-9 |