| Sold | Grade | Monthly Average |
| Nov 2015 | 4.5 | $42.40 |
| Sep 2011 | 4.5 | $66.00 |
| Nov 2023 | 4.0 | $115.00 |
| Dec 2021 | 4.0 | $50.00 |
| Jul 2021 | 4.0 | $42.00 |
| Jan 2019 | 4.0 | $73.00 |
| Aug 2022 | 3.5 | $30.00 |
| Apr 2016 | 3.5 | $30.50 |
| Dec 2025 | 3.0 | $56.00 |
| Sep 2022 | 2.5 | $22.00 |
| Oct 2019 | 2.5 | $40.00 |
| May 2023 | 2.0 | $22.00 |
| Aug 2023 | 1.8 | $19.00 |
| Aug 2021 | 1.8 | $12.00 |
| Jun 2016 | 1.0 | $16.00 |