| 序号 | 时间 (月) |
数据 (美元/吨) |
|---|---|---|
| 1 | 2019-09 | |
| 2 | 2019-08 | |
| 3 | 2019-07 | |
| 4 | 2019-06 | |
| 5 | 2019-03 | |
| 6 | 2018-09 | |
| 7 | 2018-08 | |
| 8 | 2018-07 | |
| 9 | 2018-06 | |
| 10 | 2018-04 | |
| 11 | 2018-02 | |
| 12 | 2018-01 | |
| 13 | 2017-12 | |
| 14 | 2017-11 | |
| 15 | 2017-09 | |
| 16 | 2017-08 | 2585.51 |
| 17 | 2017-07 | 3616.24 |
| 18 | 2017-06 | 2543.95 |
| 19 | 2017-04 | 7300.00 |
| 20 | 2017-02 | 5905.29 |
| 21 | 2016-12 | 4388.78 |
| 22 | 2016-10 | 5597.50 |
| 23 | 2016-09 | 4002.57 |
| 24 | 2016-07 | 4325.32 |
| 25 | 2016-06 | 4053.96 |
| 26 | 2016-02 | 5524.20 |
| 27 | 2015-12 | 5354.00 |
| 28 | 2015-10 | 7023.08 |
| 29 | 2015-07 | 10456.00 |
| 30 | 2015-04 | 2800.00 |
