| Sold | Grade | Monthly Average |
| Apr 2021 | 5.0 | $59.95 |
| Jun 2015 | 5.0 | $28.00 |
| Feb 2024 | 4.5 | $100.00 |
| May 2012 | 4.5 | $33.73 |
| Jun 2022 | 4.0 | $71.00 |
| Apr 2017 | 4.0 | $28.50 |
| Feb 2018 | 3.5 | $11.00 |
| Jun 2021 | 3.0 | $26.00 |
| Oct 2014 | 3.0 | $7.00 |
| Feb 2014 | 2.5 | $19.00 |
| Oct 2019 | 2.0 | $15.20 |
| Sep 2019 | 2.0 | $16.00 |
| May 2019 | 2.0 | $16.00 |
| Feb 2016 | 2.0 | $15.00 |
| May 2011 | 2.0 | $19.00 |
| Nov 2018 | 1.8 | $18.00 |
| Jun 2020 | 1.5 | $11.00 |
| Mar 2023 | 1.0 | $8.00 |