| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1992 | 194 | 千吨 | 2026-9 |
| 1991 | 211 | 千吨 | 2026-9 |
| 1990 | 188 | 千吨 | 2026-9 |
| 1989 | 170 | 千吨 | 2026-9 |
| 1988 | 154 | 千吨 | 2026-9 |
| 1987 | 148 | 千吨 | 2026-9 |
| 1986 | 146 | 千吨 | 2026-9 |
| 1985 | 122 | 千吨 | 2026-9 |
| 1984 | 124 | 千吨 | 2026-9 |
| 1983 | 142 | 千吨 | 2026-9 |
| 1982 | 156 | 千吨 | 2026-9 |
| 1981 | 146 | 千吨 | 2026-9 |
| 1980 | 131 | 千吨 | 2026-9 |
| 1979 | 120 | 千吨 | 2026-9 |
| 1978 | 124 | 千吨 | 2026-9 |
| 1977 | 139 | 千吨 | 2026-9 |
| 1976 | 118 | 千吨 | 2026-9 |
| 1975 | 135 | 千吨 | 2026-9 |
| 1974 | 126 | 千吨 | 2026-9 |
| 1973 | 101 | 千吨 | 2026-9 |
| 1972 | 105 | 千吨 | 2026-9 |
| 1971 | 97 | 千吨 | 2026-9 |
| 1970 | 92 | 千吨 | 2026-9 |
| 1969 | 89 | 千吨 | 2026-9 |
| 1968 | 78 | 千吨 | 2026-9 |
| 1967 | 76 | 千吨 | 2026-9 |
| 1966 | 72 | 千吨 | 2026-9 |
| 1965 | 68 | 千吨 | 2026-9 |
| 1964 | 53 | 千吨 | 2026-9 |
| 1963 | 58 | 千吨 | 2026-9 |
| 1962 | 56 | 千吨 | 2026-9 |
| 1961 | 55 | 千吨 | 2026-9 |
| 1960 | 40 | 千吨 | 2026-9 |