| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1998 | 1650 | 千吨 | 2026-9 |
| 1997 | 1540 | 千吨 | 2026-9 |
| 1996 | 1684 | 千吨 | 2026-9 |
| 1995 | 1580 | 千吨 | 2026-9 |
| 1994 | 1358 | 千吨 | 2026-9 |
| 1993 | 1537 | 千吨 | 2026-9 |
| 1992 | 2052 | 千吨 | 2026-9 |
| 1991 | 1966 | 千吨 | 2026-9 |
| 1990 | 1870 | 千吨 | 2026-9 |
| 1989 | 1870 | 千吨 | 2026-9 |
| 1988 | 1845 | 千吨 | 2026-9 |
| 1987 | 1745 | 千吨 | 2026-9 |
| 1986 | 1749 | 千吨 | 2026-9 |
| 1985 | 1503 | 千吨 | 2026-9 |
| 1984 | 1288 | 千吨 | 2026-9 |
| 1983 | 1444 | 千吨 | 2026-9 |
| 1982 | 1542 | 千吨 | 2026-9 |
| 1981 | 1392 | 千吨 | 2026-9 |
| 1980 | 1987 | 千吨 | 2026-9 |
| 1979 | 1855 | 千吨 | 2026-9 |
| 1978 | 1843 | 千吨 | 2026-9 |
| 1977 | 1599 | 千吨 | 2026-9 |
| 1976 | 1592 | 千吨 | 2026-9 |
| 1975 | 1852 | 千吨 | 2026-9 |
| 1974 | 1948 | 千吨 | 2026-9 |
| 1973 | 1833 | 千吨 | 2026-9 |
| 1972 | 1099 | 千吨 | 2026-9 |
| 1971 | 907 | 千吨 | 2026-9 |
| 1970 | 884 | 千吨 | 2026-9 |
| 1969 | 904 | 千吨 | 2026-9 |
| 1968 | 888 | 千吨 | 2026-9 |
| 1967 | 906 | 千吨 | 2026-9 |
| 1966 | 928 | 千吨 | 2026-9 |
| 1965 | 896 | 千吨 | 2026-9 |
| 1964 | 754 | 千吨 | 2026-9 |
| 1963 | 768 | 千吨 | 2026-9 |
| 1962 | 856 | 千吨 | 2026-9 |
| 1961 | 867 | 千吨 | 2026-9 |
| 1960 | 793 | 千吨 | 2026-9 |