| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1992 | 1342 | 千吨 | 2026-9 |
| 1991 | 1340 | 千吨 | 2026-9 |
| 1990 | 1333 | 千吨 | 2026-9 |
| 1989 | 1295 | 千吨 | 2026-9 |
| 1988 | 1269 | 千吨 | 2026-9 |
| 1987 | 1190 | 千吨 | 2026-9 |
| 1986 | 1170 | 千吨 | 2026-9 |
| 1985 | 1067 | 千吨 | 2026-9 |
| 1984 | 1098 | 千吨 | 2026-9 |
| 1983 | 1046 | 千吨 | 2026-9 |
| 1982 | 994 | 千吨 | 2026-9 |
| 1981 | 992 | 千吨 | 2026-9 |
| 1980 | 981 | 千吨 | 2026-9 |
| 1979 | 933 | 千吨 | 2026-9 |
| 1978 | 873 | 千吨 | 2026-9 |
| 1977 | 817 | 千吨 | 2026-9 |
| 1976 | 782 | 千吨 | 2026-9 |
| 1975 | 735 | 千吨 | 2026-9 |
| 1974 | 709 | 千吨 | 2026-9 |
| 1973 | 648 | 千吨 | 2026-9 |
| 1972 | 633 | 千吨 | 2026-9 |
| 1971 | 618 | 千吨 | 2026-9 |
| 1970 | 573 | 千吨 | 2026-9 |
| 1969 | 493 | 千吨 | 2026-9 |
| 1968 | 484 | 千吨 | 2026-9 |
| 1967 | 441 | 千吨 | 2026-9 |
| 1966 | 412 | 千吨 | 2026-9 |
| 1965 | 438 | 千吨 | 2026-9 |
| 1964 | 457 | 千吨 | 2026-9 |
| 1963 | 364 | 千吨 | 2026-9 |
| 1962 | 383 | 千吨 | 2026-9 |
| 1961 | 384 | 千吨 | 2026-9 |
| 1960 | 411 | 千吨 | 2026-9 |