| Sold | Grade | Monthly Average |
| Feb 2020 | 9.4 | $31.95 |
| Jan 2020 | 9.4 | $31.95 |
| Nov 2019 | 9.4 | $31.95 |
| Dec 2018 | 9.4 | $31.32 |
| Nov 2018 | 9.4 | $31.95 |
| Sep 2018 | 9.4 | $31.95 |
| Aug 2018 | 9.4 | $35.48 |
| Jun 2018 | 9.4 | $31.95 |
| May 2018 | 9.4 | $32.83 |
| Jul 2023 | 9.2 | $50.00 |
| Jun 2021 | 8.0 | $48.00 |
| Jan 2020 | 8.0 | $34.00 |
| Jun 2019 | 6.0 | $19.00 |