| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1996 | 11876 | 千吨 | 2026-9 |
| 1995 | 12256 | 千吨 | 2026-9 |
| 1994 | 11746 | 千吨 | 2026-9 |
| 1993 | 11576 | 千吨 | 2026-9 |
| 1992 | 11706 | 千吨 | 2026-9 |
| 1991 | 11784 | 千吨 | 2026-9 |
| 1990 | 11854 | 千吨 | 2026-9 |
| 1989 | 11936 | 千吨 | 2026-9 |
| 1988 | 12014 | 千吨 | 2026-9 |
| 1987 | 12062 | 千吨 | 2026-9 |
| 1986 | 12702 | 千吨 | 2026-9 |
| 1985 | 12533 | 千吨 | 2026-9 |
| 1984 | 12813 | 千吨 | 2026-9 |
| 1983 | 13311 | 千吨 | 2026-9 |
| 1982 | 12770 | 千吨 | 2026-9 |
| 1981 | 12274 | 千吨 | 2026-9 |
| 1980 | 11903 | 千吨 | 2026-9 |
| 1979 | 11795 | 千吨 | 2026-9 |
| 1978 | 11533 | 千吨 | 2026-9 |
| 1977 | 10804 | 千吨 | 2026-9 |
| 1976 | 10695 | 千吨 | 2026-9 |
| 1975 | 10221 | 千吨 | 2026-9 |
| 1974 | 9915 | 千吨 | 2026-9 |
| 1973 | 9354 | 千吨 | 2026-9 |
| 1972 | 8951 | 千吨 | 2026-9 |
| 1971 | 8392 | 千吨 | 2026-9 |
| 1970 | 8239 | 千吨 | 2026-9 |
| 1969 | 7969 | 千吨 | 2026-9 |
| 1968 | 7710 | 千吨 | 2026-9 |
| 1967 | 7535 | 千吨 | 2026-9 |
| 1966 | 7236 | 千吨 | 2026-9 |
| 1965 | 7142 | 千吨 | 2026-9 |
| 1964 | 6956 | 千吨 | 2026-9 |