| Sold | Grade | Monthly Average |
| Jun 2025 | 1.8 | $50.00 |
| Mar 2020 | 4.0 | $106.00 |
| Dec 2022 | 2.5 | $50.00 |
| Jan 2021 | 2.5 | $51.00 |
| May 2018 | 2.5 | $63.00 |
| Aug 2013 | 2.5 | $45.00 |
| Nov 2018 | 2.0 | $60.00 |
| Apr 2012 | 2.0 | $42.00 |
| Nov 2022 | 1.5 | $63.00 |
| May 2017 | 1.5 | $23.55 |
| May 2019 | 1.0 | $55.00 |
| Apr 2025 | 0.5 | $23.00 |
| Jul 2017 | 0.5 | $11.75 |
| Apr 2014 | 0.5 | $13.75 |
| Oct 2013 | 0.5 | $41.00 |