| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1992 | 539 | 千吨 | 2026-9 |
| 1991 | 509 | 千吨 | 2026-9 |
| 1990 | 513 | 千吨 | 2026-9 |
| 1989 | 451 | 千吨 | 2026-9 |
| 1988 | 450 | 千吨 | 2026-9 |
| 1987 | 449 | 千吨 | 2026-9 |
| 1986 | 440 | 千吨 | 2026-9 |
| 1985 | 401 | 千吨 | 2026-9 |
| 1984 | 385 | 千吨 | 2026-9 |
| 1983 | 422 | 千吨 | 2026-9 |
| 1982 | 420 | 千吨 | 2026-9 |
| 1981 | 418 | 千吨 | 2026-9 |
| 1980 | 422 | 千吨 | 2026-9 |
| 1979 | 394 | 千吨 | 2026-9 |
| 1978 | 391 | 千吨 | 2026-9 |
| 1977 | 431 | 千吨 | 2026-9 |
| 1976 | 418 | 千吨 | 2026-9 |
| 1975 | 454 | 千吨 | 2026-9 |
| 1974 | 416 | 千吨 | 2026-9 |
| 1973 | 371 | 千吨 | 2026-9 |
| 1972 | 303 | 千吨 | 2026-9 |
| 1971 | 324 | 千吨 | 2026-9 |
| 1970 | 308 | 千吨 | 2026-9 |
| 1969 | 256 | 千吨 | 2026-9 |
| 1968 | 241 | 千吨 | 2026-9 |
| 1967 | 215 | 千吨 | 2026-9 |
| 1966 | 198 | 千吨 | 2026-9 |
| 1965 | 177 | 千吨 | 2026-9 |
| 1964 | 225 | 千吨 | 2026-9 |
| 1963 | 173 | 千吨 | 2026-9 |
| 1962 | 163 | 千吨 | 2026-9 |
| 1961 | 178 | 千吨 | 2026-9 |
| 1960 | 160 | 千吨 | 2026-9 |