| 日期 | 品名 | 库存 | 增减 |
| 2018-2-27 | 钴 | 519 | +20 |
| 2018-2-26 | 钴 | 499 | 0 |
| 2018-2-23 | 钴 | 499 | 0 |
| 2018-2-22 | 钴 | 499 | -26 |
| 2018-2-21 | 钴 | 525 | -10 |
| 2018-2-20 | 钴 | 535 | 0 |
| 2018-2-12 | 钴 | 535 | 0 |
| 2018-2-9 | 钴 | 535 | 0 |
| 2018-2-8 | 钴 | 535 | 0 |
| 2018-2-7 | 钴 | 535 | 0 |
| 2018-2-6 | 钴 | 535 | -25 |
| 2018-2-5 | 钴 | 560 | +16 |
| 2018-2-2 | 钴 | 544 | 0 |
| 2018-2-1 | 钴 | 544 | 0 |
(关键字：金属钴 LME 库存)