| Sold | Grade | Monthly Average |
| Jan 2013 | 5.0 | $25.85 |
| Oct 2019 | 3.5 | $25.00 |
| Mar 2021 | 3.0 | $34.00 |
| Jan 2023 | 2.5 | $12.25 |
| Dec 2021 | 2.5 | $25.00 |
| Jun 2012 | 2.5 | $9.98 |
| Sep 2023 | 2.0 | $10.25 |
| Jul 2023 | 2.0 | $9.74 |
| Jul 2022 | 2.0 | $10.25 |
| May 2022 | 2.0 | $15.50 |
| Dec 2018 | 2.0 | $8.80 |
| Sep 2013 | 2.0 | $8.80 |