on november 3, the cobalt commodity index was 150.14, an increase of 2.08 points from yesterday, a decrease of 37.16% from the highest point of 238.91 points in the cycle (2018-04-15), and a lowest point of 69.84 points on july 05, 2016 up 114.98%. (note: the cycle refers to 2011-09-01 to now)
the cobalt price index curve monitored by sunsirs data is as follows:

| date | 08-05 | 08-14 | 08-23 | 09-01 | 09-10 | 09-19 | 09-28 | 10-07 | 10-16 | 10-25 | 11-03 | ||
| commodity index | 131.41 | 130.34 | 130.94 | 132.73 | 134.65 | 134.82 | 137.27 | 137.27 | 143.96 | 143.31 | 150.14 | 150.14 | td> |

