| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1996 | 10800 | 千吨 | 2026-9 |
| 1995 | 10500 | 千吨 | 2026-9 |
| 1994 | 10365 | 千吨 | 2026-9 |
| 1993 | 10400 | 千吨 | 2026-9 |
| 1992 | 11300 | 千吨 | 2026-9 |
| 1991 | 11400 | 千吨 | 2026-9 |
| 1990 | 11491 | 千吨 | 2026-9 |
| 1989 | 10828 | 千吨 | 2026-9 |
| 1988 | 10671 | 千吨 | 2026-9 |
| 1987 | 10300 | 千吨 | 2026-9 |
| 1986 | 10278 | 千吨 | 2026-9 |
| 1985 | 10227 | 千吨 | 2026-9 |
| 1984 | 10176 | 千吨 | 2026-9 |
| 1983 | 10080 | 千吨 | 2026-9 |
| 1982 | 9840 | 千吨 | 2026-9 |
| 1981 | 9687 | 千吨 | 2026-9 |
| 1980 | 9789 | 千吨 | 2026-9 |
| 1979 | 9566 | 千吨 | 2026-9 |
| 1978 | 9360 | 千吨 | 2026-9 |
| 1977 | 9110 | 千吨 | 2026-9 |
| 1976 | 8856 | 千吨 | 2026-9 |
| 1975 | 8676 | 千吨 | 2026-9 |
| 1974 | 8805 | 千吨 | 2026-9 |
| 1973 | 8939 | 千吨 | 2026-9 |
| 1972 | 8987 | 千吨 | 2026-9 |
| 1971 | 8428 | 千吨 | 2026-9 |
| 1970 | 8225 | 千吨 | 2026-9 |
| 1969 | 8148 | 千吨 | 2026-9 |
| 1968 | 8352 | 千吨 | 2026-9 |
| 1967 | 8280 | 千吨 | 2026-9 |
| 1966 | 8364 | 千吨 | 2026-9 |
| 1965 | 7757 | 千吨 | 2026-9 |
| 1964 | 7063 | 千吨 | 2026-9 |