| Sold | Grade | Monthly Average |
| Jul 2018 | 5.0 | $100.00 |
| Oct 2022 | 4.5 | $96.00 |
| Aug 2017 | 4.0 | $48.00 |
| Dec 2012 | 4.0 | $67.00 |
| Dec 2023 | 3.5 | $55.00 |
| Mar 2021 | 3.5 | $38.00 |
| Sep 2012 | 3.0 | $19.28 |
| Dec 2024 | 2.0 | $30.60 |
| Jan 2022 | 2.0 | $29.00 |
| Sep 2024 | 1.8 | $30.00 |
| Mar 2019 | 1.5 | $29.50 |
| Jan 2019 | 1.0 | $21.00 |
| Sep 2013 | 1.0 | $19.00 |
| Feb 2023 | 0.5 | $10.25 |
| Nov 2017 | 0.5 | $9.74 |