| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1992 | 221 | 千吨 | 2026-9 |
| 1991 | 200 | 千吨 | 2026-9 |
| 1990 | 177 | 千吨 | 2026-9 |
| 1989 | 167 | 千吨 | 2026-9 |
| 1988 | 166 | 千吨 | 2026-9 |
| 1987 | 160 | 千吨 | 2026-9 |
| 1986 | 157 | 千吨 | 2026-9 |
| 1985 | 152 | 千吨 | 2026-9 |
| 1984 | 160 | 千吨 | 2026-9 |
| 1983 | 174 | 千吨 | 2026-9 |
| 1982 | 164 | 千吨 | 2026-9 |
| 1981 | 162 | 千吨 | 2026-9 |
| 1980 | 165 | 千吨 | 2026-9 |
| 1979 | 155 | 千吨 | 2026-9 |
| 1978 | 136 | 千吨 | 2026-9 |
| 1977 | 131 | 千吨 | 2026-9 |
| 1976 | 124 | 千吨 | 2026-9 |
| 1975 | 101 | 千吨 | 2026-9 |
| 1974 | 132 | 千吨 | 2026-9 |
| 1973 | 143 | 千吨 | 2026-9 |
| 1972 | 161 | 千吨 | 2026-9 |
| 1971 | 154 | 千吨 | 2026-9 |
| 1970 | 144 | 千吨 | 2026-9 |
| 1969 | 144 | 千吨 | 2026-9 |
| 1968 | 123 | 千吨 | 2026-9 |
| 1967 | 109 | 千吨 | 2026-9 |
| 1966 | 126 | 千吨 | 2026-9 |
| 1965 | 140 | 千吨 | 2026-9 |
| 1964 | 120 | 千吨 | 2026-9 |
| 1963 | 116 | 千吨 | 2026-9 |
| 1962 | 112 | 千吨 | 2026-9 |
| 1961 | 107 | 千吨 | 2026-9 |
| 1960 | 95 | 千吨 | 2026-9 |