| Sold | Grade | Monthly Average |
| Dec 2014 | 9.4 | $8.00 |
| Nov 2014 | 9.4 | $8.00 |
| Oct 2014 | 9.4 | $8.00 |
| Sep 2016 | 8.5 | $10.00 |
| Nov 2023 | 8.0 | $7.60 |
| Jul 2023 | 8.0 | $8.60 |
| Jun 2023 | 8.0 | $8.60 |
| Jul 2022 | 8.0 | $13.00 |
| Jan 2022 | 8.0 | $14.50 |
| Feb 2020 | 8.0 | $9.60 |
| Sep 2019 | 8.0 | $9.60 |
| Apr 2019 | 8.0 | $9.60 |
| Nov 2018 | 8.0 | $9.60 |
| Dec 2017 | 8.0 | $9.60 |
| Aug 2017 | 8.0 | $9.60 |
| Sep 2015 | 8.0 | $6.40 |
| Jan 2015 | 8.0 | $6.40 |
| Oct 2023 | 7.5 | $13.00 |
| Oct 2021 | 7.0 | $7.00 |