| 序号 | 时间 (月) |
数据 (美元/吨) |
|---|---|---|
| 1 | 2019-09 | |
| 2 | 2019-08 | |
| 3 | 2019-07 | |
| 4 | 2019-04 | |
| 5 | 2019-03 | |
| 6 | 2019-01 | |
| 7 | 2018-12 | 4753.33 |
| 8 | 2018-10 | 5600.00 |
| 9 | 2018-09 | 13510.77 |
| 10 | 2018-06 | 15597.22 |
| 11 | 2018-03 | 4807.14 |
| 12 | 2018-02 | 8726.67 |
| 13 | 2018-01 | 4800.00 |
| 14 | 2017-11 | 10082.86 |
| 15 | 2017-09 | 4512.27 |
| 16 | 2017-08 | 4561.25 |
| 17 | 2017-07 | 5473.33 |
| 18 | 2017-05 | 5804.69 |
| 19 | 2017-01 | 8670.00 |
| 20 | 2016-12 | 7524.44 |
| 21 | 2016-11 | 5354.74 |
| 22 | 2016-10 | 6196.89 |
| 23 | 2016-08 | 11013.33 |
| 24 | 2016-07 | 5252.66 |
| 25 | 2016-04 | 8600.61 |
| 26 | 2016-03 | 21800.00 |
| 27 | 2016-02 | 4399.64 |
| 28 | 2016-01 | 5046.88 |
| 29 | 2015-12 | 9280.00 |
| 30 | 2015-11 | 3730.75 |
| 31 | 2015-10 | 4735.45 |
| 32 | 2015-09 | 7570.00 |
| 33 | 2015-08 | 16372.90 |
| 34 | 2015-07 | 8329.00 |
| 35 | 2015-06 | 7492.86 |
| 36 | 2015-05 | 7530.00 |
| 37 | 2015-04 | 7520.00 |
| 38 | 2015-03 | 7520.00 |
