| Sold | Grade | Monthly Average |
| Oct 2025 | 2.0 | $6.60 |
| Aug 2025 | 2.0 | $6.60 |
| May 2025 | 6.0 | $12.00 |
| Mar 2024 | 4.0 | $12.00 |
| Sep 2023 | 4.0 | $12.00 |
| Dec 2020 | 3.5 | $10.50 |
| Mar 2021 | 3.0 | $9.20 |
| Jul 2014 | 3.0 | $9.30 |
| May 2024 | 2.0 | $6.60 |
| Feb 2024 | 2.0 | $6.60 |
| May 2023 | 2.0 | $6.60 |
| Sep 2020 | 2.0 | $6.60 |
| Oct 2019 | 2.0 | $6.60 |
| Feb 2019 | 2.0 | $6.60 |
| May 2018 | 2.0 | $6.60 |
| Dec 2014 | 2.0 | $7.15 |
| Feb 2018 | 1.8 | $5.70 |
| Mar 2025 | 1.5 | $4.50 |
| Aug 2017 | 1.0 | $3.24 |