| Sold | Grade | Monthly Average |
| Aug 2021 | 5.0 | $36.00 |
| Mar 2024 | 4.0 | $35.00 |
| May 2022 | 3.0 | $28.00 |
| Jan 2022 | 3.0 | $26.50 |
| Nov 2018 | 3.0 | $34.68 |
| May 2022 | 2.5 | $19.00 |
| Jun 2021 | 2.5 | $24.00 |
| May 2020 | 2.5 | $24.00 |
| Jul 2017 | 2.0 | $13.30 |
| Mar 2011 | 2.0 | $16.75 |
| Jan 2011 | 2.0 | $16.75 |
| Apr 2025 | 1.8 | $17.50 |
| Sep 2010 | 1.8 | $15.68 |
| Nov 2023 | 1.0 | $11.00 |
| Sep 2020 | 1.0 | $10.45 |
| Oct 2016 | 1.0 | $14.25 |
| Apr 2013 | 0.1 | $2.00 |