Copper Age
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Parameters
Summary of parameters used to calculate this index
Label
CGC Universal
Grades
8.0 - 9.8
Lookback
At the time of calculating, the last 4 sales are included
Divisor History
- 2021-02-28:
109.7
(current)
- 2020-07-26:
109.6
- 2020-05-17:
109.5
- 2020-03-08:
109.4
- 2020-03-01:
109.3
- 2020-02-09:
109.1
- 2018-10-14:
108.7
- 2018-08-05:
105.4
- 2017-11-19:
105.3
- 2017-11-12:
105.2
- 2017-09-03:
105.1
- 2017-04-30:
104.9
- 2016-11-27:
104.8
- 2016-09-11:
104.7
- 2016-08-28:
104.4
- 2016-08-07:
104.3
- 2016-06-05:
104.2
- 2016-05-22:
104.1
- 2016-04-24:
104
- 2016-04-17:
103.6
- 2016-04-10:
103.5
- 2016-03-20:
103
- 2016-02-28:
102.7
- 2016-01-17:
102.6
- 2015-12-20:
102.5
- 2015-12-06:
102.4
- 2015-11-15:
102.3
- 2015-10-18:
102.1
- 2015-07-05:
102
- 2015-06-07:
101.9
- 2015-05-31:
101.8
- 2015-05-24:
101.7
- 2015-05-17:
101.4
- 2015-04-12:
101.3
- 2015-03-29:
100.8
- 2015-03-15:
100.4
- 2015-03-01:
100.3
- 2015-01-04:
100