| 序号 |
时间(年) |
数据(单位：千吨) |
| 1 |
2025 |
|
| 2 |
2024 |
|
| 3 |
2023 |
|
| 4 |
2022 |
|
| 5 |
2021 |
|
| 6 |
2020 |
|
| 7 |
2019 |
935.00 |
| 8 |
2018 |
1062.00 |
| 9 |
2017 |
1086.00 |
| 10 |
2016 |
857.00 |
| 11 |
1990 |
516.00 |
| 12 |
1989 |
482.00 |
| 13 |
1988 |
494.00 |
| 14 |
1987 |
514.00 |
| 15 |
1986 |
388.00 |
| 16 |
1985 |
299.00 |
| 17 |
1984 |
295.00 |
| 18 |
1983 |
300.00 |
| 19 |
1982 |
234.00 |
| 20 |
1981 |
222.00 |
| 21 |
1980 |
183.00 |
| 22 |
1979 |
160.00 |
| 23 |
1978 |
145.00 |
| 24 |
1977 |
72.00 |
| 25 |
1976 |
111.00 |
| 26 |
1975 |
68.00 |
| 27 |
1974 |
45.00 |
| 28 |
1973 |
46.00 |
| 29 |
1972 |
56.00 |
| 30 |
1971 |
51.00 |
| 31 |
1970 |
34.00 |
| 32 |
1969 |
38.00 |
| 33 |
1968 |
46.00 |
| 34 |
1967 |
47.00 |
| 35 |
1966 |
18.00 |
| 36 |
1965 |
17.00 |
| 37 |
1964 |
14.00 |
