| Sold | Grade | Monthly Average |
| Nov 2021 | 5.5 | $55.00 |
| Oct 2022 | 4.5 | $32.50 |
| Apr 2020 | 4.0 | $26.50 |
| Oct 2016 | 4.0 | $25.99 |
| Dec 2023 | 3.5 | $20.00 |
| Dec 2010 | 3.5 | $17.50 |
| Jul 2025 | 3.0 | $23.00 |
| Mar 2024 | 3.0 | $25.00 |
| Jun 2019 | 2.5 | $25.00 |
| Sep 2013 | 2.5 | $13.00 |
| Jul 2022 | 2.0 | $42.00 |
| Oct 2020 | 2.0 | $13.25 |
| Dec 2019 | 2.0 | $16.00 |
| Jan 2017 | 2.0 | $13.00 |
| Mar 2020 | 1.0 | $7.30 |
| Oct 2017 | 1.0 | $9.49 |
| Jun 2023 | 0.5 | $3.60 |