| Sold | Grade | Monthly Average |
| Nov 2025 | 2.5 | $8.00 |
| May 2019 | 6.0 | $30.00 |
| Nov 2012 | 6.0 | $30.00 |
| Sep 2012 | 6.0 | $30.00 |
| Jul 2012 | 6.0 | $30.00 |
| Nov 2011 | 6.0 | $27.00 |
| Jan 2024 | 4.0 | $20.00 |
| Oct 2023 | 4.0 | $20.00 |
| Sep 2023 | 4.0 | $20.00 |
| Jun 2022 | 4.0 | $20.00 |
| Dec 2020 | 4.0 | $20.00 |
| May 2020 | 4.0 | $18.00 |
| Jun 2019 | 4.0 | $20.00 |
| May 2025 | 3.5 | $19.00 |
| Aug 2020 | 3.5 | $34.95 |
| May 2025 | 3.0 | $17.00 |