| Sold | Grade | Monthly Average |
| Jan 2026 | 3.0 | $60.00 |
| Aug 2014 | 4.5 | $18.00 |
| Mar 2024 | 3.5 | $22.00 |
| Apr 2017 | 3.0 | $18.50 |
| Nov 2024 | 2.5 | $50.00 |
| Jul 2025 | 2.0 | $50.00 |
| Jun 2024 | 2.0 | $11.00 |
| Nov 2023 | 2.0 | $11.00 |
| Oct 2023 | 2.0 | $11.00 |
| Oct 2021 | 2.0 | $11.00 |
| Mar 2024 | 1.8 | $10.00 |
| Oct 2014 | 1.5 | $7.30 |
| Sep 2013 | 1.5 | $4.90 |
| Jul 2011 | 0.5 | $1.70 |