| Sold | Grade | Monthly Average |
| Feb 2018 | 8.5 | $1.70 |
| Oct 2017 | 8.5 | $1.00 |
| Mar 2017 | 8.5 | $1.70 |
| Dec 2016 | 8.5 | $1.70 |
| Jun 2016 | 8.5 | $1.22 |
| Dec 2015 | 8.5 | $1.60 |
| Oct 2017 | 8.0 | $1.00 |
| Oct 2017 | 7.5 | $1.00 |
| Dec 2015 | 7.5 | $1.60 |
| Oct 2017 | 6.5 | $1.00 |
| Oct 2018 | 6.0 | $1.70 |
| Oct 2017 | 6.0 | $1.00 |
| Dec 2013 | 5.0 | $5.00 |