| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1992 | 174 | 千吨 | 2026-9 |
| 1991 | 127 | 千吨 | 2026-9 |
| 1990 | 167 | 千吨 | 2026-9 |
| 1989 | 140 | 千吨 | 2026-9 |
| 1988 | 270 | 千吨 | 2026-9 |
| 1987 | 268 | 千吨 | 2026-9 |
| 1986 | 202 | 千吨 | 2026-9 |
| 1985 | 205 | 千吨 | 2026-9 |
| 1984 | 175 | 千吨 | 2026-9 |
| 1983 | 103 | 千吨 | 2026-9 |
| 1982 | 74 | 千吨 | 2026-9 |
| 1981 | 80 | 千吨 | 2026-9 |
| 1980 | 117 | 千吨 | 2026-9 |
| 1979 | 120 | 千吨 | 2026-9 |
| 1978 | 157 | 千吨 | 2026-9 |
| 1977 | 176 | 千吨 | 2026-9 |
| 1976 | 173 | 千吨 | 2026-9 |
| 1975 | 132 | 千吨 | 2026-9 |
| 1974 | 130 | 千吨 | 2026-9 |
| 1973 | 84 | 千吨 | 2026-9 |
| 1972 | 63 | 千吨 | 2026-9 |
| 1971 | 70 | 千吨 | 2026-9 |
| 1970 | 69 | 千吨 | 2026-9 |
| 1969 | 56 | 千吨 | 2026-9 |
| 1968 | 0 | 千吨 | 2026-9 |
| 1967 | 0 | 千吨 | 2026-9 |
| 1966 | 0 | 千吨 | 2026-9 |
| 1965 | 0 | 千吨 | 2026-9 |
| 1964 | 0 | 千吨 | 2026-9 |
| 1963 | 0 | 千吨 | 2026-9 |
| 1962 | 0 | 千吨 | 2026-9 |
| 1961 | 0 | 千吨 | 2026-9 |
| 1960 | 0 | 千吨 | 2026-9 |