| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2003 | 1075 | 千吨 | 2026-9 |
| 2002 | 1100 | 千吨 | 2026-9 |
| 2001 | 1100 | 千吨 | 2026-9 |
| 2000 | 1114 | 千吨 | 2026-9 |
| 1999 | 1123 | 千吨 | 2026-9 |
| 1998 | 1053 | 千吨 | 2026-9 |
| 1997 | 978 | 千吨 | 2026-9 |
| 1996 | 1020 | 千吨 | 2026-9 |
| 1995 | 1100 | 千吨 | 2026-9 |
| 1994 | 1144 | 千吨 | 2026-9 |
| 1993 | 1392 | 千吨 | 2026-9 |
| 1992 | 1322 | 千吨 | 2026-9 |
| 1991 | 1275 | 千吨 | 2026-9 |
| 1990 | 1382 | 千吨 | 2026-9 |
| 1989 | 1400 | 千吨 | 2026-9 |
| 1988 | 1412 | 千吨 | 2026-9 |
| 1987 | 1263 | 千吨 | 2026-9 |
| 1986 | 1286 | 千吨 | 2026-9 |
| 1985 | 1314 | 千吨 | 2026-9 |
| 1984 | 1196 | 千吨 | 2026-9 |
| 1983 | 1201 | 千吨 | 2026-9 |
| 1982 | 1237 | 千吨 | 2026-9 |
| 1981 | 862 | 千吨 | 2026-9 |
| 1980 | 838 | 千吨 | 2026-9 |
| 1979 | 831 | 千吨 | 2026-9 |
| 1978 | 763 | 千吨 | 2026-9 |
| 1977 | 856 | 千吨 | 2026-9 |
| 1976 | 812 | 千吨 | 2026-9 |
| 1975 | 843 | 千吨 | 2026-9 |
| 1974 | 767 | 千吨 | 2026-9 |
| 1973 | 694 | 千吨 | 2026-9 |
| 1972 | 715 | 千吨 | 2026-9 |
| 1971 | 715 | 千吨 | 2026-9 |
| 1970 | 648 | 千吨 | 2026-9 |
| 1969 | 614 | 千吨 | 2026-9 |
| 1968 | 522 | 千吨 | 2026-9 |
| 1967 | 489 | 千吨 | 2026-9 |
| 1966 | 475 | 千吨 | 2026-9 |
| 1965 | 462 | 千吨 | 2026-9 |
| 1964 | 396 | 千吨 | 2026-9 |