| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1996 | 106 | 千吨 | 2026-9 |
| 1995 | 134 | 千吨 | 2026-9 |
| 1994 | 139 | 千吨 | 2026-9 |
| 1993 | 148 | 千吨 | 2026-9 |
| 1992 | 117 | 千吨 | 2026-9 |
| 1991 | 125 | 千吨 | 2026-9 |
| 1990 | 93 | 千吨 | 2026-9 |
| 1989 | 134 | 千吨 | 2026-9 |
| 1988 | 146 | 千吨 | 2026-9 |
| 1987 | 160 | 千吨 | 2026-9 |
| 1986 | 137 | 千吨 | 2026-9 |
| 1985 | 157 | 千吨 | 2026-9 |
| 1984 | 146 | 千吨 | 2026-9 |
| 1983 | 118 | 千吨 | 2026-9 |
| 1982 | 166 | 千吨 | 2026-9 |
| 1981 | 152 | 千吨 | 2026-9 |
| 1980 | 162 | 千吨 | 2026-9 |
| 1979 | 119 | 千吨 | 2026-9 |
| 1978 | 112 | 千吨 | 2026-9 |
| 1977 | 87 | 千吨 | 2026-9 |
| 1976 | 79 | 千吨 | 2026-9 |
| 1975 | 73 | 千吨 | 2026-9 |
| 1974 | 82 | 千吨 | 2026-9 |
| 1973 | 109 | 千吨 | 2026-9 |
| 1972 | 25 | 千吨 | 2026-9 |
| 1971 | 35 | 千吨 | 2026-9 |
| 1970 | 51 | 千吨 | 2026-9 |
| 1969 | 22 | 千吨 | 2026-9 |
| 1968 | 28 | 千吨 | 2026-9 |
| 1967 | 31 | 千吨 | 2026-9 |
| 1966 | 9 | 千吨 | 2026-9 |
| 1965 | 14 | 千吨 | 2026-9 |
| 1964 | 3 | 千吨 | 2026-9 |