| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1992 | 239 | 千吨 | 2026-9 |
| 1991 | 232 | 千吨 | 2026-9 |
| 1990 | 223 | 千吨 | 2026-9 |
| 1989 | 213 | 千吨 | 2026-9 |
| 1988 | 222 | 千吨 | 2026-9 |
| 1987 | 230 | 千吨 | 2026-9 |
| 1986 | 232 | 千吨 | 2026-9 |
| 1985 | 223 | 千吨 | 2026-9 |
| 1984 | 209 | 千吨 | 2026-9 |
| 1983 | 197 | 千吨 | 2026-9 |
| 1982 | 200 | 千吨 | 2026-9 |
| 1981 | 199 | 千吨 | 2026-9 |
| 1980 | 200 | 千吨 | 2026-9 |
| 1979 | 193 | 千吨 | 2026-9 |
| 1978 | 185 | 千吨 | 2026-9 |
| 1977 | 173 | 千吨 | 2026-9 |
| 1976 | 184 | 千吨 | 2026-9 |
| 1975 | 194 | 千吨 | 2026-9 |
| 1974 | 195 | 千吨 | 2026-9 |
| 1973 | 166 | 千吨 | 2026-9 |
| 1972 | 160 | 千吨 | 2026-9 |
| 1971 | 160 | 千吨 | 2026-9 |
| 1970 | 154 | 千吨 | 2026-9 |
| 1969 | 159 | 千吨 | 2026-9 |
| 1968 | 157 | 千吨 | 2026-9 |
| 1967 | 157 | 千吨 | 2026-9 |
| 1966 | 148 | 千吨 | 2026-9 |
| 1965 | 130 | 千吨 | 2026-9 |
| 1964 | 138 | 千吨 | 2026-9 |
| 1963 | 144 | 千吨 | 2026-9 |
| 1962 | 143 | 千吨 | 2026-9 |
| 1961 | 130 | 千吨 | 2026-9 |
| 1960 | 131 | 千吨 | 2026-9 |