| 日期 | 品名 | 库存 | 增减 |
| 2016-12-1 | 钴 | 624 | 0 |
| 2016-12-2 | 钴 | 621 | -3 |
| 2016-12-5 | 钴 | 634 | +13 |
| 2016-12-6 | 钴 | 633 | -1 |
| 2016-12-7 | 钴 | 633 | 0 |
| 2016-12-8 | 钴 | 652 | +19 |
| 2016-12-9 | 钴 | 652 | 0 |
| 2016-12-12 | 钴 | 652 | 0 |
| 2016-12-14 | 钴 | 652 | 0 |
| 2016-12-15 | 钴 | 673 | +21 |
| 2016-12-16 | 钴 | 673 | 0 |
| 2016-12-19 | 钴 | 673 | 0 |
| 2016-12-21 | 钴 | 671 | -2 |
| 2016-12-22 | 钴 | 680 | +9 |
(关键字：金属钴 LME 库存)