| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1992 | 427 | 千吨 | 2026-9 |
| 1991 | 468 | 千吨 | 2026-9 |
| 1990 | 523 | 千吨 | 2026-9 |
| 1989 | 449 | 千吨 | 2026-9 |
| 1988 | 437 | 千吨 | 2026-9 |
| 1987 | 413 | 千吨 | 2026-9 |
| 1986 | 390 | 千吨 | 2026-9 |
| 1985 | 415 | 千吨 | 2026-9 |
| 1984 | 451 | 千吨 | 2026-9 |
| 1983 | 436 | 千吨 | 2026-9 |
| 1982 | 433 | 千吨 | 2026-9 |
| 1981 | 416 | 千吨 | 2026-9 |
| 1980 | 446 | 千吨 | 2026-9 |
| 1979 | 416 | 千吨 | 2026-9 |
| 1978 | 414 | 千吨 | 2026-9 |
| 1977 | 391 | 千吨 | 2026-9 |
| 1976 | 399 | 千吨 | 2026-9 |
| 1975 | 371 | 千吨 | 2026-9 |
| 1974 | 320 | 千吨 | 2026-9 |
| 1973 | 275 | 千吨 | 2026-9 |
| 1972 | 236 | 千吨 | 2026-9 |
| 1971 | 242 | 千吨 | 2026-9 |
| 1970 | 241 | 千吨 | 2026-9 |
| 1969 | 258 | 千吨 | 2026-9 |
| 1968 | 269 | 千吨 | 2026-9 |
| 1967 | 239 | 千吨 | 2026-9 |
| 1966 | 216 | 千吨 | 2026-9 |
| 1965 | 184 | 千吨 | 2026-9 |
| 1964 | 180 | 千吨 | 2026-9 |
| 1963 | 209 | 千吨 | 2026-9 |
| 1962 | 216 | 千吨 | 2026-9 |
| 1961 | 154 | 千吨 | 2026-9 |
| 1960 | 138 | 千吨 | 2026-9 |