| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1992 | 548 | 千吨 | 2026-9 |
| 1991 | 520 | 千吨 | 2026-9 |
| 1990 | 478 | 千吨 | 2026-9 |
| 1989 | 511 | 千吨 | 2026-9 |
| 1988 | 509 | 千吨 | 2026-9 |
| 1987 | 498 | 千吨 | 2026-9 |
| 1986 | 517 | 千吨 | 2026-9 |
| 1985 | 472 | 千吨 | 2026-9 |
| 1984 | 494 | 千吨 | 2026-9 |
| 1983 | 456 | 千吨 | 2026-9 |
| 1982 | 502 | 千吨 | 2026-9 |
| 1981 | 454 | 千吨 | 2026-9 |
| 1980 | 452 | 千吨 | 2026-9 |
| 1979 | 446 | 千吨 | 2026-9 |
| 1978 | 433 | 千吨 | 2026-9 |
| 1977 | 420 | 千吨 | 2026-9 |
| 1976 | 414 | 千吨 | 2026-9 |
| 1975 | 401 | 千吨 | 2026-9 |
| 1974 | 411 | 千吨 | 2026-9 |
| 1973 | 384 | 千吨 | 2026-9 |
| 1972 | 356 | 千吨 | 2026-9 |
| 1971 | 312 | 千吨 | 2026-9 |
| 1970 | 303 | 千吨 | 2026-9 |
| 1969 | 289 | 千吨 | 2026-9 |
| 1968 | 293 | 千吨 | 2026-9 |
| 1967 | 282 | 千吨 | 2026-9 |
| 1966 | 257 | 千吨 | 2026-9 |
| 1965 | 253 | 千吨 | 2026-9 |
| 1964 | 220 | 千吨 | 2026-9 |
| 1963 | 232 | 千吨 | 2026-9 |
| 1962 | 218 | 千吨 | 2026-9 |
| 1961 | 208 | 千吨 | 2026-9 |
| 1960 | 228 | 千吨 | 2026-9 |