| Sold | Grade | Monthly Average |
| Oct 2016 | 8.5 | $22.00 |
| May 2020 | 8.0 | $28.00 |
| Dec 2020 | 7.5 | $30.00 |
| May 2020 | 7.5 | $45.00 |
| Feb 2024 | 6.0 | $11.00 |
| Oct 2022 | 6.0 | $32.89 |
| May 2017 | 6.0 | $21.00 |
| Sep 2015 | 5.5 | $25.00 |
| Mar 2024 | 5.0 | $19.50 |
| Mar 2015 | 5.0 | $10.00 |
| Feb 2024 | 4.5 | $11.25 |
| Nov 2017 | 4.5 | $23.00 |
| Feb 2021 | 4.0 | $16.00 |
| Dec 2014 | 4.0 | $9.25 |
| Apr 2023 | 3.5 | $13.30 |