| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998 | 1462 | 千吨 | 2026-9 |
| 1997 | 1334 | 千吨 | 2026-9 |
| 1996 | 1576 | 千吨 | 2026-9 |
| 1995 | 1480 | 千吨 | 2026-9 |
| 1994 | 1458 | 千吨 | 2026-9 |
| 1993 | 1585 | 千吨 | 2026-9 |
| 1992 | 2073 | 千吨 | 2026-9 |
| 1991 | 2007 | 千吨 | 2026-9 |
| 1990 | 1881 | 千吨 | 2026-9 |
| 1989 | 1874 | 千吨 | 2026-9 |
| 1988 | 1776 | 千吨 | 2026-9 |
| 1987 | 1724 | 千吨 | 2026-9 |
| 1986 | 1676 | 千吨 | 2026-9 |
| 1985 | 1327 | 千吨 | 2026-9 |
| 1984 | 1323 | 千吨 | 2026-9 |
| 1983 | 1396 | 千吨 | 2026-9 |
| 1982 | 1557 | 千吨 | 2026-9 |
| 1981 | 1415 | 千吨 | 2026-9 |
| 1980 | 1904 | 千吨 | 2026-9 |
| 1979 | 1744 | 千吨 | 2026-9 |
| 1978 | 1770 | 千吨 | 2026-9 |
| 1977 | 1534 | 千吨 | 2026-9 |
| 1976 | 1521 | 千吨 | 2026-9 |
| 1975 | 1785 | 千吨 | 2026-9 |
| 1974 | 1861 | 千吨 | 2026-9 |
| 1973 | 1712 | 千吨 | 2026-9 |
| 1972 | 999 | 千吨 | 2026-9 |
| 1971 | 909 | 千吨 | 2026-9 |
| 1970 | 786 | 千吨 | 2026-9 |
| 1969 | 796 | 千吨 | 2026-9 |
| 1968 | 810 | 千吨 | 2026-9 |
| 1967 | 782 | 千吨 | 2026-9 |
| 1966 | 807 | 千吨 | 2026-9 |
| 1965 | 748 | 千吨 | 2026-9 |
| 1964 | 639 | 千吨 | 2026-9 |
| 1963 | 656 | 千吨 | 2026-9 |
| 1962 | 703 | 千吨 | 2026-9 |
| 1961 | 716 | 千吨 | 2026-9 |
| 1960 | 793 | 千吨 | 2026-9 |