| 日期 | 品名 | 库存 | 增减 |
| 2017-3-30 | 钴 | 726 | 0 |
| 2017-3-31 | 钴 | 726 | 0 |
| 2017-4-3 | 钴 | 726 | 0 |
| 2017-4-4 | 钴 | 726 | 0 |
| 2017-4-5 | 钴 | 711 | -15 |
| 2017-4-6 | 钴 | 705 | -6 |
| 2017-4-7 | 钴 | 705 | 0 |
| 2017-4-10 | 钴 | 705 | 0 |
| 2017-4-11 | 钴 | 705 | 0 |
| 2017-4-12 | 钴 | 769 | +64 |
| 2017-4-13 | 钴 | 789 | +20 |
| 2017-4-18 | 钴 | 789 | 0 |
| 2017-4-19 | 钴 | 784 | -5 |
| 2017-4-20 | 钴 | 779 | -5 |
| 2017-4-21 | 钴 | 779 | 0 |
| 2017-4-24 | 钴 | 779 | 0 |
| 2017-4-25 | 钴 | 779 | 0 |
(关键字：金属钴 LME 库存)